 
                                    | Date | Chess tournament name | Status | ||
|---|---|---|---|---|
| No results | No results | No results | No results | No results | 
| Date | Players & Opening | Result | ECO | View | 
|---|---|---|---|---|
| 2025.04.25 | Mehar, Chinna Reddy C.H. (2418)  vs (2312) Karthikeyan, P. 3rd Maharashtra International Grandmaster Chess Tournament 2025 Indian East Indian - London | 1-0 | A48 | |
| 2025.04.21 | Karthikeyan, P. (2312)  vs (2175) Chidvilash, Sai Surapaneni 3rd Maharashtra International Grandmaster Chess Tournament 2025 Semi-Slav - Anti-Meran | 0-1 | D43 | |
| 2025.04.20 | Arshiya, Das (2168)  vs (2312) Karthikeyan, P. 3rd Maharashtra International Grandmaster Chess Tournament 2025 Caro-Kann - Advance (Short) | 1/2-1/2 | B12 | |
| 2025.04.13 | Karthikeyan, J. (1916)  vs (1739) Anushka, Gupta 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category B) Sicilian Moscow | 1/2-1/2 | B52 | |
| 2025.04.13 | Karthikeyan, J. (1916)  vs (1808) Karyasheel, P 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category B) Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2025.04.12 | Swapnil, Priyadarshi (1814)  vs (1916) Karthikeyan, J. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category B) Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2025.04.10 | Karthikeyan, J. (1916)  vs (1573) Bhuvana, Koppineni 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category B) Nimzovich - Modern | 1/2-1/2 | A01 | |
| 2025.04.17 | Vaz, Ethan (2430)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Caro-Kann - Knight (Tartakower) | 1/2-1/2 | B15 | |
| 2025.04.16 | Karthikeyan, P. (2312)  vs (2014) Nandish, V S 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Nimzo-Indian - Steiner | 1-0 | E20 | |
| 2025.04.15 | Mehar, Chinna Reddy C.H. (2418)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Spanish Morphy - Archangelsk (Planinc) | 1/2-1/2 | C78 | |
| 2025.04.13 | Karthikeyan, P. (2312)  vs (2400) Anuj, Shrivatri 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Spanish - Barnes | 1/2-1/2 | C60 | |
| 2025.04.13 | Karthikeyan, P. (2312)  vs (2389) Harsh, Suresh 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) French Open Tarrasch | 1/2-1/2 | C07 | |
| 2025.04.12 | Gyana, Sai Santhosh M (2062)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Gruenfeld Three Knights | 0-1 | D90 | |
| 2025.04.11 | Bhoir, Paras Dilip (2085)  vs (2387) Ajay, Karthikeyan 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Robatsch - Two Knights | 1-0 | B06 | |
| 2025.04.17 | Vaz, Ethan (2430)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Caro-Kann - Knight (Tartakower) | 1/2-1/2 | B15 | |
| 2025.04.16 | Karthikeyan, P. (2312)  vs (2014) Nandish, V S 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Nimzo-Indian - Steiner | 1-0 | E20 | |
| 2025.04.10 | Ajay, Karthikeyan (2387)  vs (2009) Om, Nagnath Lamkane 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Gruenfeld - Nimzovich | 1-0 | E60 | |
| 2025.04.15 | Mehar, Chinna Reddy C.H. (2418)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Spanish Morphy - Archangelsk (Planinc) | 1/2-1/2 | C78 | |
| 2025.04.13 | Karthikeyan, P. (2312)  vs (2400) Anuj, Shrivatri 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Spanish - Barnes | 1/2-1/2 | C60 | |
| 2025.04.13 | Karthikeyan, P. (2312)  vs (2389) Harsh, Suresh 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) French Open Tarrasch | 1/2-1/2 | C07 | |
| 2025.04.12 | Gyana, Sai Santhosh M (2062)  vs (2312) Karthikeyan, P. 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Gruenfeld Three Knights | 0-1 | D90 | |
| 2025.04.11 | Bhoir, Paras Dilip (2085)  vs (2387) Ajay, Karthikeyan 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Robatsch - Two Knights | 1-0 | B06 | |
| 2025.04.10 | Ajay, Karthikeyan (2387)  vs (2009) Om, Nagnath Lamkane 2nd Bengaluru Grandmasters Open Chess Tournament-2025 (Category A) Gruenfeld - Nimzovich | 1-0 | E60 | |
| 2025.01.30 | Sai, Prasath Karthikeyan (1502)  vs (1936) Aly, Talal Chess Masters Academy - Rapid Tournaments Sicilian | 0-1 | B50 | |
| 2025.01.30 | Sai, Prasath Karthikeyan (1502)  vs (1748) Sinan, Shafeek Chess Masters Academy - Rapid Tournaments Caro-Kann - Advance | 0-1 | B12 | |
| 2025.01.17 | Sammed Jaykumar, Shete (2379)  vs (2286) Karthikeyan, P. Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament Caro-Kann | 1-0 | B10 | |
| 2025.01.16 | Karthikeyan, P. (2286)  vs (2516) Siddharth, Jagadeesh Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament Queen's Indian Classical | 1-0 | E18 | |
| 2025.01.16 | Anurag, Mhamal (2499)  vs (2286) Karthikeyan, P. Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament Caro-Kann - Advance | 1/2-1/2 | B12 | |
| 2025.01.12 | Karthikeyan, P. (2286)  vs (2469) Ayush, Sharma Late Shri Manohar Parrikar Goa International Open Grand Master Chess Tournament English Sicilian | 0-1 | A20 | |
| 2024.12.26 | Abdisalimov, Abdimalik (2536)  vs (1611) Sai, Prasath Karthikeyan Muscat International Chess Championship 2024 Slav Rubinstein | 1-0 | D11 | |
| 2024.12.22 | Panda, Sambit (2381)  vs (2290) Karthikeyan, P. ODISHA OPEN - Category 'A' (1900 & above) King's Indian | 1-0 | E90 | |
| 2024.12.21 | Karthikeyan, P. (2290)  vs (2417) Kushagra, Mohan ODISHA OPEN - Category 'A' (1900 & above) Scotch - Scotch Schmid | 1/2-1/2 | C45 | |
| 2024.12.20 | Karthikeyan, P. (2290)  vs (2365) Venkatesh, M.R. ODISHA OPEN - Category 'A' (1900 & above) Indian Knight | 1/2-1/2 | A46 | |
| 2024.12.19 | Subhayan, Kundu (2395)  vs (2290) Karthikeyan, P. ODISHA OPEN - Category 'A' (1900 & above) Caro-Kann - Knight (Tartakower) | 0-1 | B15 | |
| 2024.12.19 | Karthikeyan, P. (2290)  vs (2427) Kaustuv, Kundu ODISHA OPEN - Category 'A' (1900 & above) King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2024.12.18 | Md, Imran (2430)  vs (2290) Karthikeyan, P. ODISHA OPEN - Category 'A' (1900 & above) Indian - Trompowsky | 1/2-1/2 | A45 | |
| 2024.12.17 | Nguyen, Quoc Hy (2373)  vs (2290) Karthikeyan, P. ODISHA OPEN - Category 'A' (1900 & above) Nimzo-Indian Botvinnik | 1-0 | E49 | |
| 2019.12.15 | Firat, Burak vs Karthikeyan, Murali Sitges Open Sicilian - Pelikan (Chelyabinsk) | 1/2-1/2 | B33 | |
| 2020.01.05 | Ajay Karthikeyan vs Raja Harshit Roquetas de Mar Open Indian | 0-1 | A45 | |
| 2020.01.03 | Ajay Karthikeyan vs Maiorov, Nikita Roquetas de Mar Open Indian | 1/2-1/2 | A45 | |
| 2022.12.11 | Ajay Karthikeyan vs Fernandez Guillen, Ernesto J. BENIDORM CHESS OPEN “A” (SUPRA 2000) Spanish Morphy - Schliemann | 1-0 | C70 | |
| 2022.12.10 | Ajay Karthikeyan vs Christiansen, Johan-Sebastian BENIDORM CHESS OPEN “A” (SUPRA 2000) Sicilian Nimzovich | 1/2-1/2 | B29 | |
| 2022.12.09 | Saydaliev, Saidakbar vs Ajay Karthikeyan BENIDORM CHESS OPEN “A” (SUPRA 2000) Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2022.12.08 | Ajay Karthikeyan vs Ilamparthi A R BENIDORM CHESS OPEN “A” (SUPRA 2000) King's Indian Schwarz (Makogonov) | 1-0 | E71 | |
| 2022.12.07 | Mannion, Stephen R vs Ajay Karthikeyan BENIDORM CHESS OPEN “A” (SUPRA 2000) Giuoco Piano - Greco | 0-1 | C54 | |
| 2022.12.04 | Ajay Karthikeyan vs Panjer, Sidney BENIDORM CHESS OPEN “A” (SUPRA 2000) Spanish Morphy - Archangelsk | 1-0 | C78 | |
| 2025.01.09 | Mayank, Chakraborty (2457)  vs (2286) Karthikeyan, P. 15th Chennai Open International Grandmasters Chess Tournament 2025 Caro-Kann - Maroczy | 1/2-1/2 | B12 | |
| 2025.01.08 | Karthikeyan, P. (2286)  vs (2006) Madhesh, Kumar S 15th Chennai Open International Grandmasters Chess Tournament 2025 English Anglo-Indian - Irregular | 1-0 | A11 | |
| 2025.01.04 | Podolchenko, Evgeniy (2346)  vs (2286) Karthikeyan, P. 15th Chennai Open International Grandmasters Chess Tournament 2025 Queen's Gambit Declined - Old Semi-Slav | 1-0 | D31 | |
| 2025.01.03 | Karthikeyan, P. (2286)  vs (2413) Deepan, Chakkravarthy J. 15th Chennai Open International Grandmasters Chess Tournament 2025 Spanish Open Berlin - l'Hermet | 1/2-1/2 | C67 | |
| 2024.11.02 | Maris, Ivo (2388)  vs (2624) Karthikeyan, Murali Hoogeveen Open 2024 Polish Sokolsky opening - Bugayev Attack | 0-1 | A00 | |
| 2024.11.01 | Kovchan, Alexander (2444)  vs (2624) Karthikeyan, Murali Hoogeveen Open 2024 Old Indian Ukrainian (Two Knights) | 0-1 | A55 | |
| 2024.10.31 | Karthikeyan, Murali (2624)  vs (2435) De Winter, Arthur Hoogeveen Open 2024 Queen's Gambit Accepted Classical | 1-0 | D27 | |
| 2024.10.30 | Karthikeyan, Murali (2624)  vs (2474) Zwirs, Nico Hoogeveen Open 2024 Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2024.10.30 | Sankalp, Gupta (2534)  vs (2624) Karthikeyan, Murali Hoogeveen Open 2024 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2024.10.29 | Karthikeyan, Murali (2624)  vs (2514) Brunello, Sabino Hoogeveen Open 2024 Spanish Closed - Marshall | 1-0 | C89 | |
| 2024.10.28 | Bosboom, Manuel (2354)  vs (2624) Karthikeyan, Murali Hoogeveen Open 2024 Benko's opening - Pirc | 0-1 | A07 | |
| 2024.10.27 | Karthikeyan, Murali (2624)  vs (2210) Plukkel, Sjoerd Hoogeveen Open 2024 Indian Knight | 1-0 | A46 | |
| 2024.10.26 | Madularea, David (2151)  vs (2624) Karthikeyan, Murali Hoogeveen Open 2024 Sicilian Paulsen - Polugaevsky | 0-1 | B42 | |
| 2025.04.27 | Nihal, Sarin (2687)  vs (2651) Karthikeyan, Murali IV OPEN CHESS MENORCA GRUPO A Reti Symmetrical | 0-1 | A05 | |
| 2025.04.26 | Karthikeyan, Murali (2651)  vs (2538) Raja, Rithvik R IV OPEN CHESS MENORCA GRUPO A | 1-0 | ||
| 2025.04.26 | Cuenca Jimenez, Jose Fernando (2487)  vs (2651) Karthikeyan, Murali IV OPEN CHESS MENORCA GRUPO A Nimzo-Indian Classical | 0-1 | E32 | |
| 2025.04.25 | Karthikeyan, Murali (2651)  vs (2354) Risteski, Emil IV OPEN CHESS MENORCA GRUPO A Modern | 1-0 | A41 | |
| 2025.04.24 | Sosa, Tomas (2498)  vs (2651) Karthikeyan, Murali IV OPEN CHESS MENORCA GRUPO A Nimzovich - Modern | 1-0 | A01 | |
| 2025.04.24 | Karthikeyan, Murali (2651)  vs (2467) Urazayev, Arystanbek IV OPEN CHESS MENORCA GRUPO A Four Knights Spanish | 1-0 | C48 | |
| 2025.04.22 | Gomez Sanjuan, Hector Fernando (2184)  vs (2651) Karthikeyan, Murali IV OPEN CHESS MENORCA GRUPO A King's Indian Classical | 1/2-1/2 | E91 | |
| 2024.08.27 | Ajay, Karthikeyan (2401)  vs (2433) Swapnil, S. Dhopade 61st National Chess Championship 2024, Gurugram Reti Zukertort | 1-0 | A06 | |
| 2024.08.26 | Karthik, Venkataraman (2568)  vs (2401) Ajay, Karthikeyan 61st National Chess Championship 2024, Gurugram Reti Symmetrical - Irregular | 1-0 | A11 | |
| 2024.08.25 | Ghosh, Diptayan (2568)  vs (2401) Ajay, Karthikeyan 61st National Chess Championship 2024, Gurugram Indian | 1/2-1/2 | A50 | |
| 2024.08.24 | Ajay, Karthikeyan (2401)  vs (2583) Gupta, Abhijeet 61st National Chess Championship 2024, Gurugram English Sicilian | 1-0 | A20 | |
| 2024.08.03 | Karthikeyan, P. (2316)  vs (1731) Hettiarachchi, Jeewantha Aloka DINI International Chess Championship 2024 Queen's Gambit Declined - Old Semi-Slav Marshall | 1-0 | D31 | |
| 2024.08.03 | Ghosh, Diptayan (2568)  vs (2401) Ajay, Karthikeyan DINI International Chess Championship 2024 Reti | 1/2-1/2 | A04 | |
| 2024.08.02 | Dishank, Sachin Bajaj (1971)  vs (2316) Karthikeyan, P. DINI International Chess Championship 2024 Irregular King's Pawn - Modern Bishop | 0-1 | C55 | |
| 2024.08.02 | Ajay, Karthikeyan (2401)  vs (2360) Kuderinov, Kirill DINI International Chess Championship 2024 Bogo-Indian - Nimzovich | 1-0 | E11 | |
| 2024.08.02 | Hamidi, Amir Mohammad (2209)  vs (2401) Ajay, Karthikeyan DINI International Chess Championship 2024 King's Indian Saemisch | 1/2-1/2 | E81 | |
| 2024.08.01 | Ajay, Karthikeyan (2401)  vs (1953) Ayushh, Ravikumar DINI International Chess Championship 2024 Catalan Closed | 1-0 | E09 | |
| 2024.07.31 | Dandeniya, D D L N (1939)  vs (2316) Karthikeyan, P. DINI International Chess Championship 2024 Catalan Open (Classical) | 1/2-1/2 | E04 | |
| 2024.07.31 | Ajay, Karthikeyan (2401)  vs (1939) Anup, Shankar R DINI International Chess Championship 2024 | 1/2-1/2 | ||
| 2024.07.30 | Karthikeyan, P. (2316)  vs (2526) Nikitenko, Mihail DINI International Chess Championship 2024 Irregular Indian | 0-1 | E10 | |
| 2024.07.29 | Laksiri, A A Kavishka Gimshan (1831)  vs (2316) Karthikeyan, P. DINI International Chess Championship 2024 Catalan Open - Closed | 0-1 | E02 | |
| 2024.07.29 | Karthikeyan, P. (2316)  vs (1903) Kandearachchi, Niranga DINI International Chess Championship 2024 Reti Symmetrical | 1-0 | A05 | |
| 2024.07.29 | Galappaththi, Chinthaka Anuruddh (1924)  vs (2401) Ajay, Karthikeyan DINI International Chess Championship 2024 Reti | 1/2-1/2 | A04 | |
| 2024.05.23 | Karthikeyan, P. (2222)  vs (1711) Mayukh, Majumder 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament | 1-0 | ||
| 2024.05.23 | Aronyak, Ghosh (2429)  vs (2222) Karthikeyan, P. 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Reti Zukertort | 1-0 | A06 | |
| 2024.05.23 | Abhishek, Kelkar (2137)  vs (2222) Karthikeyan, P. 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Gruenfeld | 0-1 | D70 | |
| 2024.05.23 | Karthikeyan, P. (2222)  vs (2057) Jain, Kashish Manoj 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Queen's Pawn Zukertort - London | 1-0 | D02 | |
| 2024.05.23 | Setumadhav, Yellumahanthi (1891)  vs (2222) Karthikeyan, P. 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Giuoco Piano - Pianissimo | 0-1 | C54 | |
| 2024.05.23 | Karthikeyan, P. (2222)  vs (1769) Aditi, Yogesh Kayal 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Reti Zukertort | 1-0 | A06 | |
| 2024.05.23 | Anushka, Bapu Kutwal (1697)  vs (2222) Karthikeyan, P. 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Irregular King's Pawn - Nimzovich | 0-1 | B00 | |
| 2024.05.23 | Karthikeyan, P. (2222)  vs (1618) Vijay, Sai G 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Indian East Indian - Neo-Gruenfeld | 1-0 | D70 | |
| 2024.05.23 | Patil, Varad Sayaji (1502)  vs (2222) Karthikeyan, P. 12th Late Bharatbai Halkude Memorial Open FIDE Rapid Rating Chess Tournament Irregular King's Pawn - Nimzovich (Kennedy) | 0-1 | B00 | |
| 2024.05.22 | Sherla, Prathamesh (1821)  vs (2241) Karthikeyan, P. 13th Late Bharatbai Halkude Memorial Open FIDE Blitz Rating Chess Tournament English Sicilian (Two Knights) - Carls (Smyslov) | 1-0 | A22 | |
| 2024.05.22 | Karthikeyan, P. (2241)  vs (2351) Neelash, Saha 13th Late Bharatbai Halkude Memorial Open FIDE Blitz Rating Chess Tournament Queen's Indian - Miles | 0-1 | E12 | |
| 2024.05.22 | Divith, Reddy Adulla (1654)  vs (2241) Karthikeyan, P. 13th Late Bharatbai Halkude Memorial Open FIDE Blitz Rating Chess Tournament Irregular King's Pawn - Nimzovich (Kennedy) | 0-1 | B00 | |
| 2024.05.22 | Karthikeyan, P. (2241)  vs (1829) Ahaz, E U 13th Late Bharatbai Halkude Memorial Open FIDE Blitz Rating Chess Tournament Indian Knight | 1-0 | A46 | |
| 2024.05.22 | Rangeet, Majumdar (1774)  vs (2241) Karthikeyan, P. 13th Late Bharatbai Halkude Memorial Open FIDE Blitz Rating Chess Tournament Reti | 0-1 | A04 | |
| 2024.01.03 | Ziatdinov, Raset (2106)  vs (2423) Ajay, Karthikeyan 14th Chennai Open International Grandmasters Chess Tournament 2023- 24 Robatsch | 1-0 | B06 | |
| 2024.01.02 | Ajay, Karthikeyan (2423)  vs (1721) Haridev, S 14th Chennai Open International Grandmasters Chess Tournament 2023- 24 Reti Symmetrical - Nimzovich | 1-0 | A05 | |
| 2024.01.01 | Mummana, Venkata Ruthvik (1841)  vs (2423) Ajay, Karthikeyan 14th Chennai Open International Grandmasters Chess Tournament 2023- 24 Alekhine Modern - Alburt | 1/2-1/2 | B04 | |
| 2024.01.01 | Ajay, Karthikeyan (2423)  vs (1670) Aarush, Rajesh 14th Chennai Open International Grandmasters Chess Tournament 2023- 24 | 1-0 | ||
| 2023.12.31 | Sanchith, Sundararam K (1485)  vs (2423) Ajay, Karthikeyan 14th Chennai Open International Grandmasters Chess Tournament 2023- 24 Scandinavian - Modern | 0-1 | B01 | |
| 2023.07.10 | Serikbay, Assel (2139)  vs (1929) Srivatsan, Karthikeyan International Tournament "Paracin 2023" - OPEN A Indian Knight | 1-0 | A46 | |
| 2023.07.10 | Ajay, Karthikeyan (2441)  vs (2109) Rohit, S International Tournament "Paracin 2023" - OPEN A Tarrasch | 1-0 | D32 | |
| 2023.07.08 | Srivatsan, Karthikeyan (1929)  vs (2117) Cuzovic, Ognjen International Tournament "Paracin 2023" - OPEN A Caro-Kann - Advance | 1/2-1/2 | B12 | |
| 2023.07.08 | Jin, Yueheng (2113)  vs (2441) Ajay, Karthikeyan International Tournament "Paracin 2023" - OPEN A Gruenfeld - Gruenfeld | 1/2-1/2 | E60 | |
| 2023.07.08 | Kolchin, Maxim (2100)  vs (1929) Srivatsan, Karthikeyan International Tournament "Paracin 2023" - OPEN A Reti Symmetrical | 1-0 | A05 | |
| 2023.07.08 | Ajay, Karthikeyan (2441)  vs (2227) Vatsal, Singhania International Tournament "Paracin 2023" - OPEN A | 0-1 | ||
| 2023.07.07 | Srivatsan, Karthikeyan (1929)  vs (2211) Pogorelskikh, Sofia International Tournament "Paracin 2023" - OPEN A Sicilian - Pelikan (Sveshnikov) | 0-1 | B33 | |
| 2023.07.07 | Milosevic, Aleksandar J (2118)  vs (2441) Ajay, Karthikeyan International Tournament "Paracin 2023" - OPEN A Indian | 0-1 | A45 | |
| 2021.12.15 | Karthikeyan, Murali (2630)  vs (2437) Pranesh, M VIII Sunway Sitges International Chess Festival - Group A Spanish Morphy - Archangelsk | 1/2-1/2 | C78 | |
| 2021.12.14 | Roebers, Eline (2365)  vs (2630) Karthikeyan, Murali VIII Sunway Sitges International Chess Festival - Group A Sicilian - Pelikan (Chelyabinsk) | 0-1 | B33 | |
| 2021.12.13 | Karthikeyan, Murali (2630)  vs (2207) Minko, Dmitry VIII Sunway Sitges International Chess Festival - Group A Spanish Berlin - Mortimer | 1-0 | C65 | |
| 2023.08.27 | Mokshith, Pasupulety (1457)  vs (1398) Karthikeyan, G SLAN 1st International Below 1600 FIDE Rated Chess Tournament 2023 Sicilian | 1-0 | B20 | |
| 2023.08.26 | Karthikeyan, P. (2325)  vs (2407) Srihari, L R 60th National Chess Championship 2023 Indian Knight - London | 1/2-1/2 | A46 | |
| 2023.08.25 | Vedant, Garg (1529)  vs (2325) Karthikeyan, P. 60th National Chess Championship 2023 Sicilian Closed | 0-1 | B23 | |
| 2023.08.24 | Karthikeyan, P. (2325)  vs (2034) Ajay, Santhosh Parvathareddy 60th National Chess Championship 2023 King's Indian Modern | 1-0 | E94 | |
| 2023.08.12 | Wang, Alex Yuxuan (2140)  vs (1655) Karthikeyan, Arnav XXXIII PAN-AMERICAN YOUTH CHESS FESTIVAL 2023 Irregular Indian | 1-0 | E10 | |
| 2023.07.24 | Pavlov, Mark (2286)  vs (2441) Ajay, Karthikeyan SERBIA OPEN 2023 - MASTERS Indian East Przepiorka - Szabo | 1/2-1/2 | E62 | |
| 2023.07.23 | Ajay, Karthikeyan (2441)  vs (2113) Jin, Yueheng SERBIA OPEN 2023 - MASTERS Queen's Gambit Declined - Charousek | 1/2-1/2 | D31 | |
| 2023.07.22 | Chigaev, Maksim (2621)  vs (2441) Ajay, Karthikeyan SERBIA OPEN 2023 - MASTERS Indian Knight | 1/2-1/2 | A46 | |
| 2023.07.21 | Ajay, Karthikeyan (2441)  vs (2262) Kupervaser, Erez SERBIA OPEN 2023 - MASTERS Queen's Pawn - Mason | 1-0 | D00 | |
| 2023.07.20 | Henriquez Villagra, Cristobal (2618)  vs (2441) Ajay, Karthikeyan SERBIA OPEN 2023 - MASTERS Indian East Indian - London | 1-0 | A48 | |
| 2023.07.19 | Ajay, Karthikeyan (2441)  vs (2210) Aakash Sharadchandra, Dalvi SERBIA OPEN 2023 - MASTERS Queen's Gambit Declined | 1-0 | D37 | |
| 2023.07.18 | Paszewski, Mateusz (2316)  vs (2441) Ajay, Karthikeyan SERBIA OPEN 2023 - MASTERS | 0-1 | ||
| 2023.07.17 | Ajay, Karthikeyan (2441)  vs (2294) Ronka, Erik SERBIA OPEN 2023 - MASTERS Queen's Gambit Declined - Exchange | 1-0 | D35 | |
| 2023.07.16 | Avinash, Ramesh (2271)  vs (2441) Ajay, Karthikeyan SERBIA OPEN 2023 - MASTERS Sicilian Scheveningen Najdorf - Alatortsev | 1/2-1/2 | B90 | |
| 2023.08.24 | Xie, Kaifan (2369)  vs (2429) Ajay, Karthikeyan 29th Abu Dhabi International Chess Festival - Masters King's Indian Schwarz | 1/2-1/2 | E70 | |
| 2023.08.23 | Ajay, Karthikeyan (2429)  vs (2330) Dixit, Nikhil 29th Abu Dhabi International Chess Festival - Masters King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2023.08.21 | Ajay, Karthikeyan (2429)  vs (2547) Kobalia, Mikhail 29th Abu Dhabi International Chess Festival - Masters Queen's Pawn Zukertort - London | 0-1 | D02 | |
| 2023.08.20 | Yakubboev, Nodirbek (2630)  vs (2429) Ajay, Karthikeyan 29th Abu Dhabi International Chess Festival - Masters King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2023.08.19 | Karthikeyan, Murali (2618)  vs (2372) Divya, Deshmukh 29th Abu Dhabi International Chess Festival - Masters French Paulsen - Burn | 0-1 | C11 | |
| 2023.08.19 | Ajay, Karthikeyan (2429)  vs (2618) Vakhidov, Jakhongir 29th Abu Dhabi International Chess Festival - Masters Gruenfeld Russian | 1/2-1/2 | D96 | |
| 2023.08.18 | Tarhan, Adar (2388)  vs (2618) Karthikeyan, Murali 29th Abu Dhabi International Chess Festival - Masters Sicilian - Labourdonnais (Lowenthal) | 1/2-1/2 | B32 | |
| 2023.08.18 | Aditya, Varun Gampa (2299)  vs (2429) Ajay, Karthikeyan 29th Abu Dhabi International Chess Festival - Masters | 0-1 | ||
| 2023.08.17 | Karthikeyan, Murali (2618)  vs (2225) Al Hosani, Omran 29th Abu Dhabi International Chess Festival - Masters Sicilian | 1/2-1/2 | B40 | |
| 2023.08.16 | Xiang, Zeyu (2391)  vs (2618) Karthikeyan, Murali 29th Abu Dhabi International Chess Festival - Masters Bogo-Indian - Gruenfeld | 1-0 | E11 | |
| 2023.05.04 | Ajay, Karthikeyan (2454)  vs (2224) Kshatriya, Nitin Vekhande Vezerkepzo GM April 2023 Indian | 1-0 | A45 | |
| 2023.05.03 | Woodward, Andy (2436)  vs (2454) Ajay, Karthikeyan Vezerkepzo GM April 2023 Catalan Open (Classical) - Gambit | 1/2-1/2 | E04 | |
| 2023.05.02 | Ajay, Karthikeyan (2454)  vs (2285) Arhan, Chethan Anand Vezerkepzo GM April 2023 Benko's opening | 1/2-1/2 | A00 | |
| 2023.05.01 | Kulaots, Kaido (2494)  vs (2454) Ajay, Karthikeyan Vezerkepzo GM April 2023 Robatsch - Small Center | 1-0 | B06 | |
| 2023.04.29 | Ajay, Karthikeyan (2454)  vs (2363) Kayonde, Andrew Vezerkepzo GM April 2023 English Symmetrical | 1-0 | A30 | |
| 2023.04.28 | Neverov, Valeriy (2413)  vs (2454) Ajay, Karthikeyan Vezerkepzo GM April 2023 King's Indian Saemisch | 1-0 | E81 | |
| 2023.04.27 | Aczel, Gergely (2529)  vs (2454) Ajay, Karthikeyan Vezerkepzo GM April 2023 King's Indian Saemisch - Steiner | 1-0 | E81 | |
| 2023.04.26 | Ajay, Karthikeyan (2454)  vs (2425) Low, Zhen Yu Cyrus Vezerkepzo GM April 2023 Sicilian | 0-1 | B40 | |
| 2023.04.25 | Materia, Marco (2445)  vs (2454) Ajay, Karthikeyan Vezerkepzo GM April 2023 King's Indian Schwarz (Makogonov) | 0-1 | E71 | |
| 2023.04.21 | Arhan, Chethan Anand (2285)  vs (2454) Ajay, Karthikeyan Vezerkepzo Easter GM 2023 Irregular Indian | 1-0 | E10 | |
| 2023.04.20 | Ajay, Karthikeyan (2454)  vs (2413) Neverov, Valeriy Vezerkepzo Easter GM 2023 Spanish Classical - Benelux | 1/2-1/2 | C65 | |
| 2023.04.19 | Tyurin, Artem (2397)  vs (2454) Ajay, Karthikeyan Vezerkepzo Easter GM 2023 Reti King's Indian | 1/2-1/2 | A07 | |
| 2023.04.18 | Ajay, Karthikeyan (2454)  vs (2408) Ilamparthi, A R Vezerkepzo Easter GM 2023 Catalan Open | 1/2-1/2 | E03 | |
| 2023.04.17 | Ajay, Karthikeyan (2454)  vs (2509) Grover, Sahaj Vezerkepzo Easter GM 2023 Spanish Morphy - Anderssen | 1/2-1/2 | C77 | |
| 2023.04.16 | Csiki, Endre (2358)  vs (2454) Ajay, Karthikeyan Vezerkepzo Easter GM 2023 Robatsch | 1-0 | B06 | |
| 2023.04.15 | Ajay, Karthikeyan (2454)  vs (2278) Kwon, Sehyun Vezerkepzo Easter GM 2023 Sicilian Closed | 1-0 | B23 | |
| 2023.04.14 | Joshua, A P (2283)  vs (2454) Ajay, Karthikeyan Vezerkepzo Easter GM 2023 Robatsch - Geller | 0-1 | B06 | |
| 2023.04.13 | Ajay, Karthikeyan (2454)  vs (2494) Kulaots, Kaido Vezerkepzo Easter GM 2023 Sicilian - Rossolimo | 1/2-1/2 | B30 | |
| 2023.06.25 | Leelajai, Krishna N (1756)  vs (2001) Srivatsan, Karthikeyan SILVER LAKE 2023 OPEN A | 0-1 | ||
| 2023.06.24 | Srivatsan, Karthikeyan (2001)  vs (2156) Ilijic, Mihajilo SILVER LAKE 2023 OPEN A Sicilian - Labourdonnais (Lowenthal) | 0-1 | B32 | |
| 2023.06.23 | Pogorelskikh, Sofia (2226)  vs (2001) Srivatsan, Karthikeyan SILVER LAKE 2023 OPEN A Spanish Chigorin - Panov | 1-0 | C99 | |
| 2023.06.22 | Srivatsan, Karthikeyan (2001)  vs (2264) Aakash Sharadchandra, Dalvi SILVER LAKE 2023 OPEN A Sicilian Scheveningen - Anderssen | 1-0 | B80 | |
| 2023.06.21 | Demirkol, Kerim Calvelo (1689)  vs (2001) Srivatsan, Karthikeyan SILVER LAKE 2023 OPEN A Catalan Irregular - Closed | 0-1 | E01 | |
| 2023.06.20 | Srivatsan, Karthikeyan (2001)  vs (1733) Oikonomopoulos, Filippos SILVER LAKE 2023 OPEN A Giuoco Piano - Pianissimo | 1-0 | C54 | |
| 2023.06.19 | Sunyuktha, C M N (1910)  vs (2001) Srivatsan, Karthikeyan SILVER LAKE 2023 OPEN A Spanish Chigorin - Panov | 1-0 | C99 | |
| 2023.06.19 | Srivatsan, Karthikeyan (2001)  vs (2293) Markovic, Zoran S SILVER LAKE 2023 OPEN A Sicilian - Pelikan (Sveshnikov) | 0-1 | B33 | |
| 2023.06.18 | Yatzenko, Anton (2356)  vs (2001) Srivatsan, Karthikeyan SILVER LAKE 2023 OPEN A Reti Symmetrical | 1/2-1/2 | A05 | |
| 2023.05.25 | Tin, Jingyao (2576)  vs (2627) Karthikeyan, Murali 6th Sharjah Masters 2023- Masters Section King's Indian Modern | 0-1 | E94 | |
| 2023.05.24 | Karthikeyan, Murali (2627)  vs (2708) Niemann, Hans Moke 6th Sharjah Masters 2023- Masters Section Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2023.05.23 | Sanal, Vahap (2600)  vs (2627) Karthikeyan, Murali 6th Sharjah Masters 2023- Masters Section Spanish Modern Steinitz | 0-1 | C71 | |
| 2023.05.22 | Karthikeyan, Murali (2627)  vs (2592) Bernadskiy, Vitaliy 6th Sharjah Masters 2023- Masters Section French Open Tarrasch | 1-0 | C07 | |
| 2023.05.21 | Acs, Peter (2561)  vs (2627) Karthikeyan, Murali 6th Sharjah Masters 2023- Masters Section Two Knights - Open (Dubois) | 0-1 | C55 | |
| 2023.05.20 | Karthikeyan, Murali (2627)  vs (2575) Can, Emre 6th Sharjah Masters 2023- Masters Section Sicilian Scheveningen Najdorf | 1/2-1/2 | B90 | |
| 2023.05.19 | Azarov, Sergei (2582)  vs (2627) Karthikeyan, Murali 6th Sharjah Masters 2023- Masters Section Spanish Closed | 1-0 | C84 | |
| 2023.05.18 | Karthikeyan, Murali (2627)  vs (2591) Theodorou, Nikolas 6th Sharjah Masters 2023- Masters Section Reti Zukertort | 1/2-1/2 | A06 | |
| 2023.05.17 | Ju, Wenjun (2550)  vs (2627) Karthikeyan, Murali 6th Sharjah Masters 2023- Masters Section Catalan Open (Classical) | 1-0 | E04 | |
| 2023.02.16 | Karthikeyan, P. (2328)  vs (1818) Anilkumar, O.T. MPL 42nd National Team Chess Championship-2023 Queen's Pawn Zukertort - Schlechter | 1/2-1/2 | D90 | |
| 2023.02.16 | Karthikeyan, Murali (2626)  vs (1831) Badamundi, Tapan MPL 42nd National Team Chess Championship-2023 Reti King's Indian - French | 1-0 | A08 | |
| 2023.02.15 | Chandar, Raju (1917)  vs (2626) Karthikeyan, Murali MPL 42nd National Team Chess Championship-2023 Sicilian Rossolimo (Fianchetto) - Rossolimo | 0-1 | B31 | |
| 2023.02.14 | Aaditya, Dhingra (2032)  vs (2626) Karthikeyan, Murali MPL 42nd National Team Chess Championship-2023 Reti Symmetrical - Barcza | 0-1 | A05 | |
| 2023.02.13 | Puranik, Abhimanyu (2596)  vs (2626) Karthikeyan, Murali MPL 42nd National Team Chess Championship-2023 English Four Knights | 1/2-1/2 | A28 | |
| 2023.02.12 | Karthikeyan, P. (2328)  vs (1690) Kalyani, Sirin MPL 42nd National Team Chess Championship-2023 Scotch - Scotch Potter | 1-0 | C45 | |
| 2023.02.12 | Karthikeyan, Murali (2626)  vs (2487) Shyaamnikhil, P MPL 42nd National Team Chess Championship-2023 Sicilian - Rossolimo | 1-0 | B30 | |
| 2023.02.11 | Arjun, Kalyan (2516)  vs (2626) Karthikeyan, Murali MPL 42nd National Team Chess Championship-2023 Sicilian | 1/2-1/2 | B33 | |
| 2023.02.11 | Karthikeyan, P. (2328)  vs (1784) Nandha, Kumar K MPL 42nd National Team Chess Championship-2023 Sicilian Dragon | 1-0 | B70 | |
| 2023.02.11 | Karthikeyan, Murali (2626)  vs (2063) Kiran, Manisha Mohanty MPL 42nd National Team Chess Championship-2023 Sicilian Classical - Two Knights | 1-0 | B58 | |
| 2023.02.10 | Dinesh, Kumar Jaganathan (1777)  vs (2328) Karthikeyan, P. MPL 42nd National Team Chess Championship-2023 Catalan Open (Classical) | 0-1 | E04 | |
| 2023.02.10 | Madhesh, Kumar S (1468)  vs (2626) Karthikeyan, Murali MPL 42nd National Team Chess Championship-2023 Sicilian | 0-1 | B33 | |
| 2023.02.08 | Arun, R (1430)  vs (1510) Karthikeyan, G LITTLE ENGLAND 4th INTERNATIONAL FIDE RATING BELOW 1600 CHESS TOURNAMENT 2023 Queen's Gambit Declined - Exchange | 1-0 | D35 | |
| 2023.02.07 | Karthikeyan, G (1510)  vs (1318) Mithun, K LITTLE ENGLAND 4th INTERNATIONAL FIDE RATING BELOW 1600 CHESS TOURNAMENT 2023 Sicilian Scheveningen Najdorf (Opecensky) | 1-0 | B92 | |
| 2023.02.06 | Karthikeyan, G (1510)  vs (1220) Rakshan, Agrawal LITTLE ENGLAND 4th INTERNATIONAL FIDE RATING BELOW 1600 CHESS TOURNAMENT 2023 Italian - Pianissimo | 1/2-1/2 | C50 | |
| 2023.01.03 | Mohammad, Nubairshah Shaikh (2433)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Reti Symmetrical | 0-1 | A05 | |
| 2023.01.02 | Karthikeyan, P. (2316)  vs (2034) Sahib, Singh MPL 59th Senior National Chess Championship - 2022 Queen's Gambit Declined - Old Semi-Slav Marshall (Slav Gambit) | 1-0 | D31 | |
| 2023.01.01 | Iniyan, P (2507)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Slav Rubinstein | 1-0 | D11 | |
| 2022.12.31 | Karthikeyan, P. (2316)  vs (2526) Shyam, Sundar M. MPL 59th Senior National Chess Championship - 2022 Indian East Indian | 1/2-1/2 | A48 | |
| 2022.12.30 | Kishan, Gangolli (2059)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Gruenfeld Exchange | 0-1 | D85 | |
| 2022.12.29 | Karthikeyan, P. (2316)  vs (1994) Ayushh, Ravikumar MPL 59th Senior National Chess Championship - 2022 Indian Knight | 1-0 | A46 | |
| 2022.12.28 | Gurung, Rahul (2028)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Four Knights - Scotch | 1/2-1/2 | C47 | |
| 2022.12.27 | Karthikeyan, P. (2316)  vs (2429) Srihari, L R MPL 59th Senior National Chess Championship - 2022 | 0-1 | ||
| 2022.12.26 | Shyaamnikhil, P (2490)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Indian Knight | 1/2-1/2 | A46 | |
| 2022.12.25 | Karthikeyan, P. (2316)  vs (2475) Chanda, Sandipan MPL 59th Senior National Chess Championship - 2022 Philidor - Exchange (Larsen) | 1/2-1/2 | C41 | |
| 2022.12.24 | Mehar, Chinna Reddy C.H. (2405)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Indian Capablanca | 1/2-1/2 | A47 | |
| 2022.12.23 | Karthikeyan, P. (2316)  vs (1957) Mahindrakar, Indrajeet MPL 59th Senior National Chess Championship - 2022 Alekhine Modern - Alekhine | 1-0 | B05 | |
| 2022.12.22 | Mishra, Kamad (1653)  vs (2316) Karthikeyan, P. MPL 59th Senior National Chess Championship - 2022 Indian - Trompowsky | 0-1 | A45 | |
| 2022.11.03 | Aaryan, Varshney (2212)  vs (2341) Ajay, Karthikeyan Asian Continental Blitz Chess Championship-2022 King's Indian Schwarz | 0-1 | E70 | |
| 2022.11.03 | Hossain, Enamul (2443)  vs (2526) Karthikeyan, Murali Asian Continental Blitz Chess Championship-2022 Sicilian | 0-1 | B33 | |
| 2022.11.03 | Ajay, Karthikeyan (2341)  vs (2238) Avinash, Ramesh Asian Continental Blitz Chess Championship-2022 Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2022.11.03 | Karthikeyan, Murali (2526)  vs (2378) Nigmatov, Ortik Asian Continental Blitz Chess Championship-2022 Indian East Indian - Torre | 1-0 | A48 | |
| 2022.11.03 | Vokhidov, Shamsiddin (2619)  vs (2341) Ajay, Karthikeyan Asian Continental Blitz Chess Championship-2022 Four Knights - Gunsberg | 1-0 | C47 | |
| 2022.11.03 | Sankalp, Gupta (2402)  vs (2526) Karthikeyan, Murali Asian Continental Blitz Chess Championship-2022 Sicilian - Labourdonnais (Lowenthal) | 1-0 | B32 | |
| 2022.11.03 | Ajay, Karthikeyan (2341)  vs (2133) Muradov, Soltan Asian Continental Blitz Chess Championship-2022 Indian Knight | 1-0 | A46 | |
| 2022.11.03 | Karthikeyan, Murali (2526)  vs (2386) Aditya, Mittal Asian Continental Blitz Chess Championship-2022 Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2022.11.03 | Nitish, Belurkar (2335)  vs (2526) Karthikeyan, Murali Asian Continental Blitz Chess Championship-2022 Indian East Indian - Torre | 0-1 | A48 | |
| 2022.11.03 | Adhiban, B. (2648)  vs (2341) Ajay, Karthikeyan Asian Continental Blitz Chess Championship-2022 Spanish Morphy - Moller | 1-0 | C78 | |
| 2022.11.03 | Ajay, Karthikeyan (2341)  vs (2070) Dang, Vu Dung Asian Continental Blitz Chess Championship-2022 Queen's Pawn Zukertort - London | 1-0 | D02 | |
| 2022.11.03 | Karthikeyan, Murali (2526)  vs (2336) Srihari, L R Asian Continental Blitz Chess Championship-2022 Sicilian Barnes (Bastrikov) | 0-1 | B49 | |
| 2022.11.03 | Jain, Kashish Manoj (2200)  vs (2341) Ajay, Karthikeyan Asian Continental Blitz Chess Championship-2022 Spanish Morphy - Exchange | 0-1 | C68 | |
| 2022.11.03 | Kakabayev, Mergen (2302)  vs (2526) Karthikeyan, Murali Asian Continental Blitz Chess Championship-2022 Sicilian - Rossolimo | 0-1 | B30 | |
| 2022.11.03 | Ajay, Karthikeyan (2341)  vs (2237) Ritviz, Parab Asian Continental Blitz Chess Championship-2022 Philidor - Blackburne (Albin) | 0-1 | C41 | |
| 2022.11.03 | Karthikeyan, Murali (2526)  vs (2386) Vignesh, N R Asian Continental Blitz Chess Championship-2022 Sicilian Scheveningen Najdorf | 0-1 | B90 | |
| 2022.11.03 | Harshavardhan, G B (2333)  vs (2526) Karthikeyan, Murali Asian Continental Blitz Chess Championship-2022 Sicilian - Labourdonnais (Lowenthal) | 0-1 | B32 | |
| 2022.11.03 | Jumabayev, Rinat (2561)  vs (2341) Ajay, Karthikeyan Asian Continental Blitz Chess Championship-2022 Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2022.10.05 | Srivatsan, Karthikeyan (1711)  vs (1910) Shahali, Milad ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) | 1/2-1/2 | ||
| 2022.10.04 | Mahmoody, M. Sadegh (1914)  vs (1711) Srivatsan, Karthikeyan ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Indian Knight - London | 1/2-1/2 | A46 | |
| 2022.10.03 | Srivatsan, Karthikeyan (1711)  vs (1902) Dadabaev, Zhanybek ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Sicilian | 1-0 | B33 | |
| 2022.10.03 | Umer, S.M (1631)  vs (1711) Srivatsan, Karthikeyan ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Indian Knight - London | 0-1 | A46 | |
| 2022.10.02 | Srivatsan, Karthikeyan (1711)  vs (1448) Shaurya, Dinesh Sawlani ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) | 1-0 | ||
| 2022.10.01 | Fooladi, Behrooz (1928)  vs (1711) Srivatsan, Karthikeyan ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Indian Knight | 1-0 | A46 | |
| 2022.10.01 | Srivatsan, Karthikeyan (1711)  vs (1962) Owlad, Ehsan ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) French - Exchange | 1-0 | C01 | |
| 2022.09.30 | Hamdan Edrees, Alhamed (1467)  vs (1711) Srivatsan, Karthikeyan ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Spanish Closed - Anti-Marshall | 0-1 | C88 | |
| 2022.09.29 | Srivatsan, Karthikeyan (1711)  vs (1097) Ali, Rashed Alqemzi ASIAN AMATEUR CHESS CHAMPIONSHIP 2022 ( OPEN ) Caro-Kann - Advance (Van der Wiel) | 1-0 | B12 | |
| 2022.11.03 | Ajay, Karthikeyan (2441)  vs (2382) Nurmamedov, Azat Asian Continental Chess Championship-2022 Sicilian Moscow - Sokolsky | 1/2-1/2 | B52 | |
| 2022.11.03 | Raja, Rithvik R (2470)  vs (2623) Karthikeyan, Murali Asian Continental Chess Championship-2022 Gruenfeld - Gruenfeld | 1/2-1/2 | E60 | |
| 2022.11.02 | Manish, Anto Cristiano F (2332)  vs (2441) Ajay, Karthikeyan Asian Continental Chess Championship-2022 King's Indian Modern | 1/2-1/2 | E94 | |
| 2022.11.02 | Karthikeyan, Murali (2623)  vs (2502) Pranav, Anand Asian Continental Chess Championship-2022 Spanish Open | 1/2-1/2 | C80 | |
| 2022.11.01 | Ajay, Karthikeyan (2441)  vs (2351) Wagh, Suyog Asian Continental Chess Championship-2022 Indian Knight | 1/2-1/2 | A46 | |
| 2022.11.01 | Praggnanandhaa, R (2687)  vs (2623) Karthikeyan, Murali Asian Continental Chess Championship-2022 | 1-0 | ||
| 2022.10.31 | Puranik, Abhimanyu (2603)  vs (2441) Ajay, Karthikeyan Asian Continental Chess Championship-2022 Spanish Morphy - Moller | 1-0 | C78 | |
| 2022.10.31 | Karthikeyan, Murali (2623)  vs (2603) Adhiban, B. Asian Continental Chess Championship-2022 Reti | 1/2-1/2 | A04 | |
| 2022.10.30 | Ajay, Karthikeyan (2441)  vs (2489) Shyaamnikhil, P Asian Continental Chess Championship-2022 Sicilian Alapin | 1/2-1/2 | B22 | |
| 2022.10.30 | Atabayev, Maksat (2475)  vs (2623) Karthikeyan, Murali Asian Continental Chess Championship-2022 Sicilian | 1/2-1/2 | B33 | |
| 2022.10.29 | Saravana, Krishnan P. (2197)  vs (2441) Ajay, Karthikeyan Asian Continental Chess Championship-2022 | 0-1 | ||
| 2022.10.29 | Aditya, Mittal (2486)  vs (2623) Karthikeyan, Murali Asian Continental Chess Championship-2022 King's Indian Modern | 0-1 | E94 | |
| 2022.10.28 | Ajay, Karthikeyan (2441)  vs (2312) Aaryan, Varshney Asian Continental Chess Championship-2022 Scotch - Scotch Potter | 1/2-1/2 | C45 | |
| 2022.10.28 | Karthikeyan, Murali (2623)  vs (2496) Koustav, Chatterjee Asian Continental Chess Championship-2022 Evans Gambit - Alapin (Tartakower) | 1/2-1/2 | C52 | |
| 2022.10.27 | Ayush, Sharma (2267)  vs (2441) Ajay, Karthikeyan Asian Continental Chess Championship-2022 Spanish Open - Bernstein | 1/2-1/2 | C80 | |
| 2022.10.27 | Karthikeyan, Murali (2623)  vs (2470) Venkatesh, M.R. Asian Continental Chess Championship-2022 Spanish Morphy - Archangelsk | 1-0 | C78 | |
| 2022.10.26 | Ajay, Karthikeyan (2441)  vs (2135) Jaiswal, Rupesh Asian Continental Chess Championship-2022 Sicilian Scheveningen Najdorf | 1/2-1/2 | B90 | |
| 2022.10.26 | Anuj, Shrivatri (2407)  vs (2623) Karthikeyan, Murali Asian Continental Chess Championship-2022 Gruenfeld | 0-1 | D70 | |
| 2022.09.28 | Pantsulaia, Levan (2596)  vs (2422) Ajay, Karthikeyan Chhattisgarh Chief Minister Trophy International Grand Master | 1/2-1/2 | ||
| 2022.09.27 | Savchenko, Boris (2547)  vs (2422) Ajay, Karthikeyan Chhattisgarh Chief Minister Trophy International Grand Master King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2022.09.26 | Ajay, Karthikeyan (2422)  vs (2478) Batchuluun, Tsegmed Chhattisgarh Chief Minister Trophy International Grand Master Italian - Pianissimo | 1/2-1/2 | C50 | |
| 2022.09.25 | Koustav, Chatterjee (2513)  vs (2422) Ajay, Karthikeyan Chhattisgarh Chief Minister Trophy International Grand Master Irregular Queen's Pawn - Kotov | 0-1 | A40 | |
| 2022.09.24 | Ajay, Karthikeyan (2422)  vs (2454) Neelash, Saha Chhattisgarh Chief Minister Trophy International Grand Master Caro-Kann Exchange - Rubinstein | 1/2-1/2 | B13 | |
| 2022.09.23 | Ajay, Karthikeyan (2422)  vs (2332) Utsab, Chatterjee Chhattisgarh Chief Minister Trophy International Grand Master Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2022.09.22 | Aronyak, Ghosh (2519)  vs (2422) Ajay, Karthikeyan Chhattisgarh Chief Minister Trophy International Grand Master Reti Symmetrical | 1-0 | A05 | |
| 2022.09.21 | Ajay, Karthikeyan (2422)  vs (2330) Divya, Deshmukh Chhattisgarh Chief Minister Trophy International Grand Master Petrov - Nimzovich | 1-0 | C42 | |
| 2022.09.20 | Masango, Spencer (2192)  vs (2422) Ajay, Karthikeyan Chhattisgarh Chief Minister Trophy International Grand Master King's Indian Classical - Anderssen | 0-1 | E92 | |
| 2022.09.19 | Ajay, Karthikeyan (2422)  vs (2109) Kishan, Gangolli Chhattisgarh Chief Minister Trophy International Grand Master | 1-0 | ||
| 2022.08.09 | Urazayev, Arystanbek (2430)  vs (2613) Karthikeyan, Murali 44th Olympiad Chennai 2022 Spanish Morphy - Anderssen | 0-1 | C77 | |
| 2022.08.08 | Karthikeyan, Murali (2613)  vs (2519) Druska, Juraj 44th Olympiad Chennai 2022 Sicilian Maroczy | 1/2-1/2 | B36 | |
| 2022.08.07 | Cubas, Jose Fernando (2451)  vs (2613) Karthikeyan, Murali 44th Olympiad Chennai 2022 Sicilian | 0-1 | B32 | |
| 2022.08.06 | Vera Siguenas, Deivy (2503)  vs (2613) Karthikeyan, Murali 44th Olympiad Chennai 2022 Nimzo-Indian St. Petersburg Rubinstein (Normal) | 1/2-1/2 | E48 | |
| 2022.08.02 | Salinas Herrera, Pablo (2526)  vs (2613) Karthikeyan, Murali 44th Olympiad Chennai 2022 Sicilian - Rossolimo | 1-0 | B30 | |
| 2022.08.01 | Santos Latasa, Jaime (2675)  vs (2613) Karthikeyan, Murali 44th Olympiad Chennai 2022 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2022.07.30 | Karthikeyan, Murali (2613)  vs (2215) Capo Vidal, Uriel 44th Olympiad Chennai 2022 Sicilian - Pelikan (Chelyabinsk) | 1-0 | B33 | |
| 2022.07.29 | Karthikeyan, Murali (2613)  vs (2176) Gong, Thon Gong 44th Olympiad Chennai 2022 Sicilian Moscow - Sokolsky | 1-0 | B52 | |
| 2022.08.25 | Mareco, Sandro (2657)  vs (2613) Karthikeyan, Murali 28th Abu Dhabi International Chess Festival - Masters King's Indian Modern | 0-1 | E94 | |
| 2022.08.24 | Karthikeyan, Murali (2613)  vs (2457) Mohammad, Nubairshah Shaikh 28th Abu Dhabi International Chess Festival - Masters Caro-Kann - Maroczy | 1-0 | B12 | |
| 2022.08.23 | Karthikeyan, Murali (2613)  vs (2692) Predke, Alexandr 28th Abu Dhabi International Chess Festival - Masters Spanish Closed - Marshall | 0-1 | C89 | |
| 2022.08.22 | Chanda, Sandipan (2458)  vs (2613) Karthikeyan, Murali 28th Abu Dhabi International Chess Festival - Masters Nimzo-Indian St. Petersburg Rubinstein | 0-1 | E46 | |
| 2022.08.20 | Siddharth, Jagadeesh (2426)  vs (2613) Karthikeyan, Murali 28th Abu Dhabi International Chess Festival - Masters | 0-1 | ||
| 2022.08.19 | Karthikeyan, Murali (2613)  vs (2682) Robson, Ray 28th Abu Dhabi International Chess Festival - Masters Spanish Berlin | 0-1 | C65 | |
| 2022.08.18 | Karthikeyan, Murali (2613)  vs (2668) Anton Guijarro, David 28th Abu Dhabi International Chess Festival - Masters Spanish Berlin | 1/2-1/2 | C65 | |
| 2022.08.18 | Laxman, R.R. (2381)  vs (2613) Karthikeyan, Murali 28th Abu Dhabi International Chess Festival - Masters Catalan Open (Classical) | 0-1 | E04 | |
| 2022.08.17 | Karthikeyan, Murali (2613)  vs (2319) Divya, Deshmukh 28th Abu Dhabi International Chess Festival - Masters | 1-0 | ||
| 2022.07.05 | Neelotpal, Das (2431)  vs (2346) Karthikeyan, P. ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Two Knights - Modern Bishop | 0-1 | C55 | |
| 2022.07.04 | Karthikeyan, P. (2346)  vs (2383) Nguyen, Van Huy ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Caro-Kann - Advance | 1/2-1/2 | B12 | |
| 2022.07.03 | Nitin, S. (2404)  vs (2346) Karthikeyan, P. ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Four Knights Spanish - Rubinstein (Henneberger) | 1/2-1/2 | C48 | |
| 2022.07.02 | Karthikeyan, P. (2346)  vs (2403) Laxman, R.R. ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Irregular Indian | 1/2-1/2 | E10 | |
| 2022.07.02 | Fedorov, Alexei (2523)  vs (2346) Karthikeyan, P. ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Sicilian Richter - Keres | 1/2-1/2 | B62 | |
| 2022.07.01 | Stupak, Kirill (2453)  vs (2346) Karthikeyan, P. ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Semi-Slav - Symmetrical | 1/2-1/2 | D43 | |
| 2022.06.30 | Karthikeyan, P. (2346)  vs (2513) Tran, Tuan Minh ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Sicilian Scheveningen Najdorf (Opecensky) | 1-0 | B92 | |
| 2022.06.29 | Karthikeyan, P. (2346)  vs (1769) Goutham, Krishna H ATHENS OF THE EAST 2nd INTERNATIONAL GRAND MASTER OPEN CHESS TOURNAMENT 2022 Sicilian Moscow | 1-0 | B51 | |
| 2022.05.29 | Karthikeyan, P. (2361)  vs (2064) Shiva, Pavan Teja Sharma U 13th KIIT International Chess Festival 2022 (Category 'A') Queen's Gambit Declined Semi-Tarrasch | 1-0 | D40 | |
| 2022.05.28 | Karthikeyan, P. (2361)  vs (2420) Azaladze, Shota 13th KIIT International Chess Festival 2022 (Category 'A') Robatsch | 0-1 | B06 | |
| 2022.05.27 | Praloy, Sahoo (2065)  vs (2361) Karthikeyan, P. 13th KIIT International Chess Festival 2022 (Category 'A') Scotch - Scotch | 0-1 | C45 | |
| 2022.05.26 | Karthikeyan, P. (2361)  vs (2116) Ram, Aravind L N 13th KIIT International Chess Festival 2022 (Category 'A') Sicilian Paulsen - Polugaevsky | 1/2-1/2 | B42 | |
| 2022.05.26 | Priyankara, Chamil (1938)  vs (2361) Karthikeyan, P. 13th KIIT International Chess Festival 2022 (Category 'A') Indian | 0-1 | A45 | |
| 2022.05.25 | Karthikeyan, P. (2361)  vs (1912) Chidvilash, Sai Surapaneni 13th KIIT International Chess Festival 2022 (Category 'A') Caro-Kann - Advance | 1/2-1/2 | B12 | |
| 2022.05.24 | Ayush, Jha (1900)  vs (2361) Karthikeyan, P. 13th KIIT International Chess Festival 2022 (Category 'A') Indian Knight | 0-1 | A46 | |
| 2022.05.24 | Karthikeyan, P. (2361)  vs (2021) Harini, S. 13th KIIT International Chess Festival 2022 (Category 'A') Spanish Closed - Lenzerheide | 1/2-1/2 | C92 | |
| 2022.05.23 | Velpula, Sarayu (1845)  vs (2361) Karthikeyan, P. 13th KIIT International Chess Festival 2022 (Category 'A') Sicilian Closed | 1/2-1/2 | B23 | |
| 2022.05.22 | Karthikeyan, P. (2361)  vs (1681) Nayak, Sajan Kumar 13th KIIT International Chess Festival 2022 (Category 'A') Sicilian - Hungarian | 1-0 | B27 | |
| 2022.04.30 | Karthikeyan, P. (2366)  vs (2534) Ghosh, Diptayan MPL Blitz National Chess Championship- 2022 | 0-1 | ||
| 2022.04.30 | Anuj, Shrivatri (2038)  vs (2366) Karthikeyan, P. MPL Blitz National Chess Championship- 2022 Nimzo-Indian - Kmoch | 1/2-1/2 | E20 | |
| 2022.04.30 | Karthikeyan, P. (2366)  vs (2253) Sriram, Jha MPL Blitz National Chess Championship- 2022 | 1-0 | ||
| 2022.04.30 | Soumya, Swaminathan (2115)  vs (2366) Karthikeyan, P. MPL Blitz National Chess Championship- 2022 Spanish Modern Steinitz | 0-1 | C72 | |
| 2022.04.30 | Vaibhav, Jayant Raut (1909)  vs (2579) Karthikeyan, Murali MPL Blitz National Chess Championship- 2022 English Anglo-Indian | 1-0 | A15 | |
| 2022.04.30 | Karthikeyan, P. (2366)  vs (2321) Arjun, Kalyan MPL Blitz National Chess Championship- 2022 Giuoco Piano - Pianissimo | 0-1 | C54 | |
| 2022.04.30 | Sidhant, Mohapatra (2177)  vs (2366) Karthikeyan, P. MPL Blitz National Chess Championship- 2022 Italian | 0-1 | C50 | |
| 2022.04.30 | Ayush, Sharma (1947)  vs (2366) Karthikeyan, P. MPL Blitz National Chess Championship- 2022 Spanish Morphy - Archangelsk | 0-1 | C78 | |
| 2022.04.30 | Jeet, Jain (2085)  vs (2579) Karthikeyan, Murali MPL Blitz National Chess Championship- 2022 Sicilian Closed | 1-0 | B23 | |
| 2022.04.30 | Karthikeyan, Murali (2579)  vs (2169) Aradhya, Garg MPL Blitz National Chess Championship- 2022 Reti Zukertort | 1-0 | A06 | |
| 2022.04.30 | Sangma, Rahul (2230)  vs (2579) Karthikeyan, Murali MPL Blitz National Chess Championship- 2022 Reti Symmetrical | 1-0 | A05 | |
| 2022.04.30 | Gawai, Siddhant (1771)  vs (2366) Karthikeyan, P. MPL Blitz National Chess Championship- 2022 Spanish Morphy - Moller | 0-1 | C78 | |
| 2022.04.30 | Karthikeyan, Murali (2579)  vs (1962) Parnali, S Dharia MPL Blitz National Chess Championship- 2022 Reti King's Indian | 1-0 | A08 | |
| 2022.04.30 | Karthikeyan, P. (2366)  vs (1271) Giridharan, M MPL Blitz National Chess Championship- 2022 Reti Gambit | 1-0 | A09 | |
| 2022.04.30 | Bakshi, Mandar (1427)  vs (2579) Karthikeyan, Murali MPL Blitz National Chess Championship- 2022 Reti Symmetrical - Barcza | 0-1 | A05 | |
| 2022.04.29 | Raahul, V S (2177)  vs (2419) Karthikeyan, Murali MPL Rapid National Chess Championship- 2022 English Anglo-Indian (Queen's Knight) | 1-0 | A16 | |
| 2022.04.29 | Soumya, Swaminathan (2249)  vs (2351) Karthikeyan, P. MPL Rapid National Chess Championship- 2022 Caro-Kann - Advance | 1-0 | B12 | |
| 2022.04.29 | Karthikeyan, Murali (2419)  vs (2074) Aradhya, Garg MPL Rapid National Chess Championship- 2022 Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2022.04.28 | Karthikeyan, Murali (2419)  vs (1734) Vaibhav, Jayant Raut MPL Rapid National Chess Championship- 2022 Sicilian | 1-0 | B40 | |
| 2022.04.28 | Karthik, Venkataraman (2192)  vs (2419) Karthikeyan, Murali MPL Rapid National Chess Championship- 2022 | 1/2-1/2 | ||
| 2022.04.28 | Karthikeyan, Murali (2419)  vs (1856) Sa, Kannan MPL Rapid National Chess Championship- 2022 | 1-0 | ||
| 2022.04.28 | Karthikeyan, P. (2351)  vs (2474) Deepan, Chakkravarthy J. MPL Rapid National Chess Championship- 2022 Queen's Gambit Accepted | 0-1 | D20 | |
| 2022.04.28 | Karthikeyan, P. (2351)  vs (2111) Anuj, Shrivatri MPL Rapid National Chess Championship- 2022 Sicilian Paulsen - Polugaevsky | 1-0 | B42 | |
| 2022.04.28 | Ayush, Sharma (1943)  vs (2419) Karthikeyan, Murali MPL Rapid National Chess Championship- 2022 Sicilian | 1-0 | B32 | |
| 2022.04.27 | Dixit, Nikhil (2066)  vs (2351) Karthikeyan, P. MPL Rapid National Chess Championship- 2022 | 1/2-1/2 | ||
| 2022.04.27 | Karthikeyan, Murali (2419)  vs (2173) Shailesh, Dravid MPL Rapid National Chess Championship- 2022 Sicilian - Rossolimo | 1-0 | B30 | |
| 2022.04.27 | Karthikeyan, P. (2351)  vs (1705) Madkar, Atharva MPL Rapid National Chess Championship- 2022 Two Knights - Modern Bishop | 1-0 | C55 | |
| 2022.04.27 | Toshali, V (1793)  vs (2419) Karthikeyan, Murali MPL Rapid National Chess Championship- 2022 Indian East Indian - Torre | 0-1 | A48 | |
| 2022.04.27 | Harshvardhan, Swami (1272)  vs (2351) Karthikeyan, P. MPL Rapid National Chess Championship- 2022 Sicilian | 0-1 | B40 | |
| 2022.04.27 | Karthikeyan, Murali (2419)  vs (1331) Raja, Sree Virinchi Vadali MPL Rapid National Chess Championship- 2022 Petrov | 1-0 | C42 | |
| 2022.03.26 | Al Balushi, Salim (1346)  vs (1462) Srivatsan, Karthikeyan 1st Open Design Group International FIDE Tournament 2022 Muscat Reti Symmetrical | 0-1 | A05 | |
| 2022.03.25 | Srivatsan, Karthikeyan (1462)  vs (1445) Al Habsi, Sultan Mohamed 1st Open Design Group International FIDE Tournament 2022 Muscat Alekhine - Exchange | 1-0 | B03 | |
| 2022.03.25 | Al Qudaimi, Basheer (2423)  vs (1462) Srivatsan, Karthikeyan 1st Open Design Group International FIDE Tournament 2022 Muscat Spanish Morphy - Mackenzie | 1-0 | C77 | |
| 2022.03.24 | Srivatsan, Karthikeyan (1462)  vs (1769) Al Zadjali, Abdul Rahman 1st Open Design Group International FIDE Tournament 2022 Muscat Sicilian Paulsen - Reti | 1-0 | B41 | |
| 2022.03.28 | Karthikeyan, P. (2397)  vs (2469) Tahbaz Arash, 19th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT Irregular Queen's Pawn - Kotov | 0-1 | A40 | |
| 2022.03.27 | Mitrabha Guha,  (2510)  vs (2397) Karthikeyan, P. 19th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT Slav Rubinstein | 1/2-1/2 | D11 | |
| 2022.03.26 | Karthikeyan, P. (2397)  vs (2511) Mosadeghpour, Masoud 19th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT Gruenfeld - Nimzovich | 1-0 | E60 | |
| 2022.03.25 | Deepan Chakkravarthy J.,  (2520)  vs (2397) Karthikeyan, P. 19th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT Spanish Open Berlin - l'Hermet | 1/2-1/2 | C67 | |
| 2022.03.23 | Erigaisi, Arjun (2660)  vs (2397) Karthikeyan, P. 19th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2022.03.20 | Stany, G.A. (2517)  vs (2397) Karthikeyan, P. 1st Guwahati International Open Grandmasters Chess Tournament 2022 Sicilian Barnes (Bastrikov) | 1-0 | B48 | |
| 2022.03.19 | Karthikeyan, P. (2397)  vs (2520) Deepan, Chakkravarthy J. 1st Guwahati International Open Grandmasters Chess Tournament 2022 | 1/2-1/2 | ||
| 2022.03.18 | Karthikeyan, P. (2397)  vs (2025) Kumar, Gaurav 1st Guwahati International Open Grandmasters Chess Tournament 2022 Irregular Indian | 1-0 | E10 | |
| 2022.03.18 | Ponkratov, Pavel (2641)  vs (2397) Karthikeyan, P. 1st Guwahati International Open Grandmasters Chess Tournament 2022 Sicilian Barnes (Bastrikov) | 1-0 | B48 | |
| 2022.03.17 | Karthikeyan, P. (2397)  vs (2006) Singh, Soram Rahul 1st Guwahati International Open Grandmasters Chess Tournament 2022 Queen's Gambit Declined - Exchange | 1-0 | D35 | |
| 2022.03.16 | Mosadeghpour, Masoud (2511)  vs (2397) Karthikeyan, P. 1st Guwahati International Open Grandmasters Chess Tournament 2022 Sicilian Center Game - Smith-Morra | 1/2-1/2 | B21 | |
| 2022.03.16 | Karthikeyan, P. (2397)  vs (2198) Vaibhav, Jayant Raut 1st Guwahati International Open Grandmasters Chess Tournament 2022 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2022.03.03 | Karthikeyan, Murali (2622)  vs (2487) Aditya, Mittal MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2022.03.02 | Karthikeyan, Murali (2622)  vs (2316) Ratnakaran, K. MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur French Paulsen | 1-0 | C10 | |
| 2022.03.01 | Mohammad, Nubairshah Shaikh (2436)  vs (2622) Karthikeyan, Murali MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Nimzo-Indian Classical | 1/2-1/2 | E32 | |
| 2022.03.01 | Saravana, Krishnan P. (2340)  vs (2622) Karthikeyan, Murali MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Sicilian - Rossolimo | 0-1 | B30 | |
| 2022.02.28 | Karthikeyan, Murali (2622)  vs (2350) Anuj, Shrivatri MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Reti King's Indian - Barcza | 1/2-1/2 | A07 | |
| 2022.02.27 | Karthikeyan, Murali (2622)  vs (2466) Koustav, Chatterjee MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Spanish Berlin | 0-1 | C65 | |
| 2022.02.26 | Karthikeyan, Murali (2622)  vs (2444) Vignesh, N R MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Reti Zukertort | 1/2-1/2 | A06 | |
| 2022.02.26 | Laxman, R.R. (2429)  vs (2622) Karthikeyan, Murali MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Indian Knight - Exchange | 1/2-1/2 | D60 | |
| 2022.02.25 | Karthikeyan, Murali (2622)  vs (2289) Navalgund, Niranjan MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Spanish Closed | 1-0 | C84 | |
| 2022.02.25 | Nagarkatte, Vedant (2013)  vs (2622) Karthikeyan, Murali MPL 58th National Senior Chess Championship 2022 - Feb. 25 to March 03 @ Kanpur Sicilian | 0-1 | B30 | |
| 2021.11.18 | Kristopher, Reynard (1885)  vs (1313) Karthikeyan, Srivatsan Asian Amateur Chess Championships Indian | 0-1 | A45 | |
| 2021.11.18 | Karthikeyan, Srivatsan (1313)  vs (1945) Ishmukhametov, Adil Asian Amateur Chess Championships Sicilian - Anderssen | 0-1 | B40 | |
| 2021.11.18 | Karthikeyan, Srivatsan (1313)  vs (1720) Kushal R, Jani Asian Amateur Chess Championships Sicilian Open - Prins | 1-0 | B55 | |
| 2021.11.17 | Prudente, Elmer (1786)  vs (1313) Karthikeyan, Srivatsan Asian Amateur Chess Championships Spanish Morphy - Anderssen | 0-1 | C77 | |
| 2021.11.17 | Karthikeyan, Srivatsan (1313)  vs (1864) Doroodgar, A.Hosein Asian Amateur Chess Championships Pirc Austrian | 0-1 | B09 | |
| 2021.11.17 | Ansi Amin, Al (1887)  vs (1313) Karthikeyan, Srivatsan Asian Amateur Chess Championships Spanish Berger | 0-1 | C96 | |
| 2021.11.16 | Karthikeyan, Srivatsan (1313)  vs Sabbiti, Sonith Siddharth Asian Amateur Chess Championships Scandinavian | 1-0 | B01 | |
| 2021.11.16 | Dashtogtokh, Amarsaikhan (1790)  vs (1313) Karthikeyan, Srivatsan Asian Amateur Chess Championships Vienna Falkbeer (Three Knights) | 1-0 | C28 | |
| 2021.11.16 | Karthikeyan, Srivatsan (1313)  vs Shivansh, Asian Amateur Chess Championships Irregular King's Pawn - Owen | 1-0 | B00 | |
| 2021.10.27 | Karthikeyan, P. (2404)  vs (2501) Debashis, Das Sheikh Russel International Grandmasters Chess Tournament 2021 French Paulsen - Burn | 1/2-1/2 | C11 | |
| 2021.10.26 | Aronyak, Ghosh (2445)  vs (2404) Karthikeyan, P. Sheikh Russel International Grandmasters Chess Tournament 2021 English Four Knights | 1-0 | A28 | |
| 2021.10.25 | Karthikeyan, P. (2404)  vs (2229) Arpita, Mukherjee Sheikh Russel International Grandmasters Chess Tournament 2021 Benko Gambit - Half-Accepted | 1-0 | A57 | |
| 2021.10.24 | Mitrabha, Guha (2479)  vs (2404) Karthikeyan, P. Sheikh Russel International Grandmasters Chess Tournament 2021 Gruenfeld - Exchange | 1-0 | D71 | |
| 2021.10.23 | Karthikeyan, P. (2404)  vs (2452) Rasulov, Vugar Sheikh Russel International Grandmasters Chess Tournament 2021 Nimzo-Indian Classical - Adorjan | 1/2-1/2 | E32 | |
| 2021.10.22 | Sacchu, Afzal Hossain (2014)  vs (2404) Karthikeyan, P. Sheikh Russel International Grandmasters Chess Tournament 2021 Reti Symmetrical - King's Indian | 0-1 | A05 | |
| 2021.10.21 | Karthikeyan, P. (2404)  vs (2117) Md., Sharif Hossain Sheikh Russel International Grandmasters Chess Tournament 2021 Slav Rubinstein | 1-0 | D11 | |
| 2021.10.20 | Zia, Tahsin Tajwar (2212)  vs (2404) Karthikeyan, P. Sheikh Russel International Grandmasters Chess Tournament 2021 Gruenfeld - Gruenfeld (Counterthrust) | 1/2-1/2 | E60 | |
| 2021.10.19 | Karthikeyan, P. (2404)  vs (1983) Ahmed, Walijah Sheikh Russel International Grandmasters Chess Tournament 2021 English Anglo-Slav | 1/2-1/2 | A11 | |
| 2021.10.15 | Karthikeyan, Murali (2630)  vs (2744) Wang, Hao Chess Super League 2021 Sicilian Scheveningen Najdorf - Adams | 0-1 | B90 | |
| 2021.10.14 | Sethuraman, S.P. (2620)  vs (2630) Karthikeyan, Murali Chess Super League 2021 Irregular Indian - Moscow | 1/2-1/2 | D38 | |
| 2021.10.13 | Karthikeyan, Murali (2630)  vs (2586) Koneru, Humpy Chess Super League 2021 Petrov | 1-0 | C42 | |
| 2021.10.12 | Karthikeyan, Murali (2630)  vs (2640) Sasikiran, Krishnan Chess Super League 2021 Caro-Kann - Knight (Forgacs) | 1-0 | B15 | |
| 2021.10.11 | Gupta, Abhijeet (2628)  vs (2630) Karthikeyan, Murali Chess Super League 2021 Nimzo-Indian St. Petersburg Rubinstein | 1-0 | E46 | |
| 2021.08.26 | Ajay, Karthikeyan (2426)  vs (2491) Horvath, Adam Vezerkepzo GM Aug 2021 Sicilian | 1/2-1/2 | B40 | |
| 2021.08.25 | Ajay, Karthikeyan (2426)  vs (2244) Stinka, Jakub Vezerkepzo GM Aug 2021 Evans Gambit - Cordel | 1-0 | C51 | |
| 2021.08.24 | Rathanvel, V S (2445)  vs (2426) Ajay, Karthikeyan Vezerkepzo GM Aug 2021 Sicilian Scheveningen Najdorf - Adams | 1/2-1/2 | B90 | |
| 2021.08.23 | Ajay, Karthikeyan (2426)  vs (2389) Varga, Zoltan Vezerkepzo GM Aug 2021 Alekhine Modern - Alburt | 1/2-1/2 | B04 | |
| 2021.08.22 | Vantika, Agrawal (2286)  vs (2426) Ajay, Karthikeyan Vezerkepzo GM Aug 2021 King's Indian Schwarz - Averbakh | 1/2-1/2 | E73 | |
| 2021.08.21 | Ajay, Karthikeyan (2426)  vs (2386) Lu, Maximillian Vezerkepzo GM Aug 2021 Sicilian O'Kelly | 1-0 | B28 | |
| 2021.08.17 | KANTSLER, Boris (2426)  vs (2426) AJAY, Karthikeyan First Saturday 2021 August GM Gruenfeld | 1/2-1/2 | D70 | |
| 2021.08.16 | AJAY, Karthikeyan (2426)  vs (2322) CSIKI, Endre First Saturday 2021 August GM Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2021.08.14 | KUMAR, Nikhil (2284)  vs (2426) AJAY, Karthikeyan First Saturday 2021 August GM Indian East Indian | 1-0 | A48 | |
| 2021.08.13 | AJAY, Karthikeyan (2426)  vs (2312) KOELLE, Tobias First Saturday 2021 August GM Sicilian Scheveningen Najdorf - Adams | 1/2-1/2 | B90 | |
| 2021.08.11 | MOKSH, Amit Doshi (2380)  vs (2426) AJAY, Karthikeyan First Saturday 2021 August GM King's Indian Saemisch | 1-0 | E81 | |
| 2021.08.10 | AJAY, Karthikeyan (2426)  vs (2569) ACZEL, Gergely First Saturday 2021 August GM Caro-Kann - Two Knights (Mindeno) | 1/2-1/2 | B11 | |
| 2021.08.09 | SHAHIL, Dey (2414)  vs (2426) AJAY, Karthikeyan First Saturday 2021 August GM Caro-Kann - Knight (Tartakower) | 1/2-1/2 | B15 | |
| 2021.08.08 | AJAY, Karthikeyan (2426)  vs (2420) NGUYEN, Huynh Minh Huy First Saturday 2021 August GM Sicilian Richter - Keres | 1-0 | B62 | |
| 2021.08.07 | AJAY, Karthikeyan (2426)  vs (2386) LU, Maximillian First Saturday 2021 August GM Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2021.09.06 | Palczert, Matyas (2195)  vs (2356) Ajay, Karthikeyan Vezerkepzo IM July Sicilian Scheveningen Najdorf | 1-0 | B99 | |
| 2021.08.05 | Ajay, Karthikeyan (2356)  vs (2189) Rohit, S Vezerkepzo IM July Sicilian Scheveningen Najdorf | 1/2-1/2 | B90 | |
| 2021.08.04 | Nemeth, Zoltan (2223)  vs (2356) Ajay, Karthikeyan Vezerkepzo IM July English - Ultra-Symmetrical | 1/2-1/2 | A36 | |
| 2021.08.04 | Ajay, Karthikeyan (2356)  vs (2141) Kumar, Naman Vezerkepzo IM July Giuoco Piano - Greco | 1/2-1/2 | C54 | |
| 2021.08.03 | Aayush, Bhattacherjee (2180)  vs (2356) Ajay, Karthikeyan Vezerkepzo IM July Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2021.08.02 | Ajay, Karthikeyan (2356)  vs (2162) Fule, Simon Vezerkepzo IM July Two Knights - Blackburne | 1-0 | C58 | |
| 2021.08.01 | Balla, Tamas-Kristof (2336)  vs (2356) Ajay, Karthikeyan Vezerkepzo IM July King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2021.08.01 | Ajay, Karthikeyan (2356)  vs (2383) Egresi, Mate Vezerkepzo IM July Pirc | 1/2-1/2 | B07 | |
| 2021.07.30 | Borhy, Marcell (2386)  vs (2356) Ajay, Karthikeyan Vezerkepzo IM July Gruenfeld - Gruenfeld | 1/2-1/2 | E60 | |
| 2021.07.29 | Ajay, Karthikeyan (2356)  vs (2339) Jakab, Attila Vezerkepzo IM July French Paulsen - Steinitz (Boleslavsky) | 1-0 | C11 | |
| 2021.08.26 | Vaishali, R (2393)  vs (2606) Karthikeyan, Murali Ciutat de Barcelona 2021 Grupo A Sicilian Rossolimo (Fianchetto) - Rossolimo | 0-1 | B31 | |
| 2021.08.25 | Karthikeyan, Murali (2606)  vs (2558) Fier, Alexandr Ciutat de Barcelona 2021 Grupo A Reti | 1/2-1/2 | A04 | |
| 2021.08.24 | Karthikeyan, Murali (2606)  vs (2471) Hamitevici, Vladimir Ciutat de Barcelona 2021 Grupo A Reti King's Indian | 1-0 | A07 | |
| 2021.08.23 | Hakobyan, Aram (2612)  vs (2606) Karthikeyan, Murali Ciutat de Barcelona 2021 Grupo A Two Knights - Modern Bishop | 1-0 | C55 | |
| 2021.08.22 | Sethuraman, S.P. (2644)  vs (2606) Karthikeyan, Murali Ciutat de Barcelona 2021 Grupo A Spanish Morphy - Classical | 1/2-1/2 | C70 | |
| 2021.08.21 | Karthikeyan, Murali (2606)  vs (2464) Aditya, Mittal Ciutat de Barcelona 2021 Grupo A Sicilian Moscow - Sokolsky | 1-0 | B52 | |
| 2021.08.20 | Karthikeyan, Murali (2606)  vs (2377) O`gorman, Tom Ciutat de Barcelona 2021 Grupo A Gruenfeld Exchange | 1-0 | D85 | |
| 2021.08.19 | Castillo Dalmau, Albert (2203)  vs (2606) Karthikeyan, Murali Ciutat de Barcelona 2021 Grupo A Reti Symmetrical - Nimzovich | 0-1 | A05 | |
| 2021.06.03 | Abimuhesh, K (1001)  vs (1186) Karthikeyan, M Tamil Nadu State Online 18 Open Chess Championship-2021 Old Benoni | 1-0 | A43 | |
| 2021.06.03 | Srivatsan, Karthikeyan (1488)  vs (1644) Nidheshpa, S Tamil Nadu State Online 18 Open Chess Championship-2021 Irregular King's Pawn - Owen | 0-1 | B00 | |
| 2021.06.03 | Ajay, Karthikeyan (2356)  vs (1804) Shyam, Kumar Tamil Nadu State Online 18 Open Chess Championship-2021 Indian | 1-0 | A45 | |
| 2021.06.03 | Karthikeyan, M (1186)  vs Harshavardhan, K Tamil Nadu State Online 18 Open Chess Championship-2021 French Advance Winawer | 0-1 | C16 | |
| 2021.06.03 | Gowtham, S (1265)  vs (1488) Srivatsan, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Nimzo-Indian Spielmann | 1/2-1/2 | E22 | |
| 2021.06.03 | Aswath, S (1760)  vs (2356) Ajay, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Pirc - 150 Attack | 1-0 | B07 | |
| 2021.06.03 | Srivatsan, Karthikeyan (1488)  vs (1186) Karthikeyan, M Tamil Nadu State Online 18 Open Chess Championship-2021 French - Exchange | 1-0 | C01 | |
| 2021.06.03 | Ajay, Karthikeyan (2356)  vs (1863) Arnav, Maheshwari Tamil Nadu State Online 18 Open Chess Championship-2021 Sicilian Moscow - Sokolsky | 1-0 | B52 | |
| 2021.06.03 | Karthikeyan, M (1186)  vs Nitin, Kumar P Tamil Nadu State Online 18 Open Chess Championship-2021 French Paulsen | 1-0 | C10 | |
| 2021.06.03 | Vignesh, Kannan P (1308)  vs (1488) Srivatsan, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Giuoco Piano - Greco (Anderssen) | 1-0 | C54 | |
| 2021.06.03 | Rohith, Krishna S (2304)  vs (2356) Ajay, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Reti | 1/2-1/2 | A04 | |
| 2021.06.03 | Saravana, Vel (1443)  vs (1186) Karthikeyan, M Tamil Nadu State Online 18 Open Chess Championship-2021 Reti Symmetrical - Barcza | 1-0 | A05 | |
| 2021.06.03 | Srivatsan, Karthikeyan (1488)  vs (1199) Rahul, K Tamil Nadu State Online 18 Open Chess Championship-2021 French - Exchange | 1-0 | C01 | |
| 2021.06.03 | Ajay, Karthikeyan (2356)  vs (1947) Vignesh, B Tamil Nadu State Online 18 Open Chess Championship-2021 English Sicilian | 1/2-1/2 | A20 | |
| 2021.06.02 | Karthikeyan, M (1186)  vs Naren, Adhithya Tamil Nadu State Online 18 Open Chess Championship-2021 Scandinavian | 1-0 | B01 | |
| 2021.06.02 | Suganthan, S (1900)  vs (2356) Ajay, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Sicilian Closed | 0-1 | B25 | |
| 2021.06.02 | Mohamed, Anees (2312)  vs (1488) Srivatsan, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Reti Symmetrical | 1-0 | A05 | |
| 2021.06.02 | Kavin, K vs (1186) Karthikeyan, M Tamil Nadu State Online 18 Open Chess Championship-2021 French - King's Knight | 0-1 | C00 | |
| 2021.06.02 | Srivatsan, Karthikeyan (1488)  vs Chinmai, Kanala Tamil Nadu State Online 18 Open Chess Championship-2021 Pirc | 1-0 | B07 | |
| 2021.06.02 | Ajay, Karthikeyan (2356)  vs (1355) Jayakrishna, H Tamil Nadu State Online 18 Open Chess Championship-2021 Irregular Queen's Pawn - Franco-Indian | 1-0 | A40 | |
| 2021.06.02 | Karthikeyan, M (1186)  vs Suryadev, M Tamil Nadu State Online 18 Open Chess Championship-2021 French Advance Winawer | 0-1 | C17 | |
| 2021.06.02 | Srivatsan, Karthikeyan (1488)  vs (1999) Nitin, Shankar Madhu Tamil Nadu State Online 18 Open Chess Championship-2021 Giuoco Piano - Pianissimo | 0-1 | C54 | |
| 2021.06.02 | Ajay, Karthikeyan (2356)  vs (1535) Vikash, K S Tamil Nadu State Online 18 Open Chess Championship-2021 Reti Zukertort - Mexican | 1-0 | A06 | |
| 2021.06.02 | Gokul Raj, L vs (1488) Srivatsan, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Italian - Pianissimo | 0-1 | C50 | |
| 2021.06.02 | Danish, Roy Vinoth Kumar (1307)  vs (2356) Ajay, Karthikeyan Tamil Nadu State Online 18 Open Chess Championship-2021 Indian East Indian - London | 0-1 | A48 | |
| 2021.06.02 | Ayyappan, P Santhana Prabu (1834)  vs (1186) Karthikeyan, M Tamil Nadu State Online 18 Open Chess Championship-2021 Old Benoni | 1-0 | A43 | |
| 2021.06.04 | M, Karthikeyan (1186)  vs S, Sharvesh Tamil Nadu State Under 16 Open Online Chess Championship-2021 Queen's Pawn Zukertort - Krause | 1-0 | D02 | |
| 2021.06.04 | S B, Kadhiresh vs (1186) M, Karthikeyan Tamil Nadu State Under 16 Open Online Chess Championship-2021 French Advance - Nimzovich | 0-1 | C02 | |
| 2021.06.04 | M, Karthikeyan (1186)  vs (2343) Harshad, S Tamil Nadu State Under 16 Open Online Chess Championship-2021 Indian Knight | 0-1 | A46 | |
| 2021.04.16 | Panic, Nenad (2327)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-2 2021", April 10th-16th Semi-Slav Meran | 1/2-1/2 | D47 | |
| 2021.04.15 | Ajay, Karthikeyan (2315)  vs (2265) Brkljaca, Ante IM Round Robin "ASK-2 2021", April 10th-16th Indian | 1-0 | A45 | |
| 2021.04.14 | Gajic, Mladen (2356)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-2 2021", April 10th-16th Indian - Trompowsky | 1-0 | A45 | |
| 2021.04.14 | Ajay, Karthikeyan (2315)  vs (1865) Joel, Paul Ganta IM Round Robin "ASK-2 2021", April 10th-16th Gruenfeld - Szabo | 1-0 | E62 | |
| 2021.04.13 | Savic, Miodrag R (2448)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-2 2021", April 10th-16th Sicilian - Rossolimo | 1-0 | B30 | |
| 2021.04.12 | Ajay, Karthikeyan (2315)  vs (1933) Singh, Ojasva IM Round Robin "ASK-2 2021", April 10th-16th English Anglo-Slav | 1-0 | A11 | |
| 2021.04.11 | Krivenko, Dion (2098)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-2 2021", April 10th-16th Sicilian - Rossolimo | 1/2-1/2 | B30 | |
| 2021.04.11 | Ajay, Karthikeyan (2315)  vs (2245) Sahil, Tickoo IM Round Robin "ASK-2 2021", April 10th-16th Catalan Open (Classical) | 1/2-1/2 | E04 | |
| 2021.04.10 | Ajay, Karthikeyan (2315)  vs (2395) Ostojic, Nikola IM Round Robin "ASK-2 2021", April 10th-16th Neo-Indian - Catalan Irregular | 1-0 | E00 | |
| 2021.04.09 | Ince, Safiye Oyku (1995)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-1 2021", April 3rd-9th Pirc | 0-1 | B07 | |
| 2021.04.08 | Ajay, Karthikeyan (2315)  vs (2367) Markovic, Miroslav IM Round Robin "ASK-1 2021", April 3rd-9th Irregular Queen's Pawn - Simagin | 1-0 | E62 | |
| 2021.04.07 | Ajay, Karthikeyan (2315)  vs (2098) Krivenko, Dion IM Round Robin "ASK-1 2021", April 3rd-9th King's Indian Fianchetto (Classical) - Classical | 1-0 | E69 | |
| 2021.04.07 | Savic, Miodrag R (2448)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-1 2021", April 3rd-9th Sicilian Alapin | 1/2-1/2 | B22 | |
| 2021.04.06 | Ajay, Karthikeyan (2315)  vs (2261) Vetokhin, Savva IM Round Robin "ASK-1 2021", April 3rd-9th Indian | 1/2-1/2 | A45 | |
| 2021.04.05 | Ivanovic, Marko (2282)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-1 2021", April 3rd-9th Sicilian Closed | 0-1 | B23 | |
| 2021.04.04 | Ajay, Karthikeyan (2315)  vs (1865) Joel, Paul Ganta IM Round Robin "ASK-1 2021", April 3rd-9th Reti Symmetrical - Nimzovich | 1/2-1/2 | A05 | |
| 2021.04.04 | Panic, Nenad (2327)  vs (2315) Ajay, Karthikeyan IM Round Robin "ASK-1 2021", April 3rd-9th Reti Zukertort | 1-0 | A06 | |
| 2021.04.03 | Ajay, Karthikeyan (2315)  vs (2332) Gungl, Theo IM Round Robin "ASK-1 2021", April 3rd-9th Gruenfeld Exchange | 0-1 | D85 | |
| 2021.04.23 | Markovic, Miroslav (2367)  vs (2315) Ajay, Karthikeyan IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Sicilian Alapin - Smith-Morra | 1/2-1/2 | B22 | |
| 2021.04.22 | Ajay, Karthikeyan (2315)  vs (2243) Parnali, S Dharia IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Queen's Gambit Declined - Exchange | 1-0 | D35 | |
| 2021.04.21 | Gajic, Mladen (2356)  vs (2315) Ajay, Karthikeyan IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Queen's Pawn Zukertort - Symmetrical | 0-1 | D02 | |
| 2021.04.21 | Ajay, Karthikeyan (2315)  vs (2244) Durak, Can IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Queen's Gambit Declined - Exchange | 1-0 | D35 | |
| 2021.04.20 | Ajay, Karthikeyan (2315)  vs (2409) Ilincic, Zlatko IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Indian | 1/2-1/2 | A45 | |
| 2021.04.20 | Lux, Hugo De Melo (2385)  vs (2315) Ajay, Karthikeyan IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Sicilian - Hungarian | 0-1 | B27 | |
| 2021.04.19 | Panic, Nenad (2327)  vs (2315) Ajay, Karthikeyan IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Reti Symmetrical | 1/2-1/2 | A05 | |
| 2021.04.18 | Ajay, Karthikeyan (2315)  vs (2298) Dev, Shah IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2021.04.18 | Ostojic, Nikola (2395)  vs (2315) Ajay, Karthikeyan IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd English Anglo-Slav | 1-0 | A11 | |
| 2021.04.17 | Ajay, Karthikeyan (2315)  vs (1933) Avinash, Ramesh IM Mix Swiss "Rujna Zora-3 2021", April 17th-23rd Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2021.02.20 | Hagawane, Aakanksha (2238)  vs (2058) Karthikeyan, P 2021 World Corporate Championship Sicilian Moscow - Nimzovich | 1-0 | B51 | |
| 2021.02.20 | Karthikeyan, P (2058)  vs (1576) Kelkar, Devika 2021 World Corporate Championship Sicilian Sozin - Two Knights | 1-0 | B57 | |
| 2021.02.20 | Guerlach, Frederic (2055)  vs (2058) Karthikeyan, P 2021 World Corporate Championship Reti Gambit - Neo-Catalan | 1/2-1/2 | A13 | |
| 2021.02.19 | Karthikeyan, P (2058)  vs (1779) Vallet, Vincent 2021 World Corporate Championship Sicilian Scheveningen Najdorf - Lipnitsky | 1-0 | B90 | |
| 2021.02.19 | Dathathreya, Jagadish (2104)  vs (2058) Karthikeyan, P 2021 World Corporate Championship Sicilian Moscow - Nimzovich | 1-0 | B51 | |
| 2021.02.19 | Karthikeyan, P (2058)  vs (1423) Longas Gonzalez, Marta 2021 World Corporate Championship French - Exchange | 1-0 | C01 | |
| 2020.03.06 | Dahampriya, H K T Dewnethmie (1868)  vs (1258) Karthikeyan, Kiruththikah Sri Lanka Womens National B Chess Championship 2020 Scandinavian | 0-1 | B01 | |
| 2020.02.13 | Sahoo, Utkal Ranjan (2336)  vs (2602) Karthikeyan, Murali 40th National Team Championship 2020, Ahmedabad Indian East Indian - Torre | 0-1 | A48 | |
| 2020.02.11 | Karthikeyan, Murali (2602)  vs (2485) Swayams, Mishra 40th National Team Championship 2020, Ahmedabad Spanish Modern Steinitz | 1/2-1/2 | C72 | |
| 2020.02.10 | Karthikeyan, Murali (2602)  vs (2545) Deepan, Chakkravarthy J. 40th National Team Championship 2020, Ahmedabad Spanish Open Berlin | 1-0 | C67 | |
| 2020.02.10 | Visakh, N R (2518)  vs (2602) Karthikeyan, Murali 40th National Team Championship 2020, Ahmedabad Indian Knight - Classical (Fianchetto) | 1/2-1/2 | D37 | |
| 2020.02.27 | Karthikeyan, Murali (2602)  vs (2536) Moroni, Luca Jr Aeroflot Open 2020 A Spanish Morphy - Archangelsk | 1/2-1/2 | C78 | |
| 2020.02.09 | Karthikeyan, Murali (2602)  vs (2319) Matta, Vinay Kumar 40th National Team Championship 2020, Ahmedabad Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2020.02.08 | Thejkumar, M. S. (2438)  vs (2602) Karthikeyan, Murali 40th National Team Championship 2020, Ahmedabad Irregular Indian - Moscow | 0-1 | D38 | |
| 2020.02.26 | Asadli, Vugar (2538)  vs (2602) Karthikeyan, Murali Aeroflot Open 2020 A Sicilian Alapin | 1-0 | B22 | |
| 2020.02.08 | Sriram, Jha (2383)  vs (2602) Karthikeyan, Murali 40th National Team Championship 2020, Ahmedabad Reti Symmetrical - Barcza | 1/2-1/2 | A05 | |
| 2020.02.07 | Devesh, Mukherjee (1871)  vs (2602) Karthikeyan, Murali 40th National Team Championship 2020, Ahmedabad Sicilian | 0-1 | B40 | |
| 2020.02.25 | Karthikeyan, Murali (2602)  vs (2641) Sethuraman, S.P. Aeroflot Open 2020 A Sicilian Scheveningen Najdorf (Opecensky) | 1/2-1/2 | B92 | |
| 2020.02.24 | Aryan, Chopra (2562)  vs (2602) Karthikeyan, Murali Aeroflot Open 2020 A Sicilian - Pelikan | 1/2-1/2 | B33 | |
| 2020.02.23 | Karthikeyan, Murali (2602)  vs (2518) Visakh, N R Aeroflot Open 2020 A Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2020.02.22 | Zanan, Evgeny (2500)  vs (2602) Karthikeyan, Murali Aeroflot Open 2020 A Sicilian | 1/2-1/2 | B33 | |
| 2020.02.21 | Karthikeyan, Murali (2602)  vs (2425) Pranesh, M Aeroflot Open 2020 A Spanish Berlin | 1/2-1/2 | C65 | |
| 2020.02.20 | Bharath, Subramaniyam H (2402)  vs (2602) Karthikeyan, Murali Aeroflot Open 2020 A Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2020.02.19 | Karthikeyan, Murali (2602)  vs (2458) Radovanovic, Mihajlo Aeroflot Open 2020 A Sicilian Yugoslav Dragon - Rauzer | 1-0 | B76 | |
| 2020.01.25 | Karthikeyan, P. (2416)  vs (2302) Srihari, L R 12th Chennai Open International Grandmaster Chess Tournament 2020 for Sakthi Reti - Wade | 1-0 | A04 | |
| 2020.01.24 | Visakh, N R (2518)  vs (2416) Karthikeyan, P. 12th Chennai Open International Grandmaster Chess Tournament 2020 for Sakthi Gruenfeld Smyslov | 1/2-1/2 | D98 | |
| 2020.02.07 | Ks, Saikrishna (1144)  vs (1467) Srivatsan, Karthikeyan 1st Al Zubair International Chess Championship U16 Spanish Berger - Keres | 1/2-1/2 | C96 | |
| 2020.02.07 | Srivatsan, Karthikeyan (1467)  vs (1449) Al Darwashi, Anas 1st Al Zubair International Chess Championship U16 Sicilian Maroczy - Hungarian | 1-0 | B38 | |
| 2020.02.06 | Shreyas, Seshadri Nallore (1515)  vs (1467) Srivatsan, Karthikeyan 1st Al Zubair International Chess Championship U16 Reti | 1/2-1/2 | A04 | |
| 2020.02.06 | Srivatsan, Karthikeyan (1467)  vs (1362) Velavaa, Ragavesh 1st Al Zubair International Chess Championship U16 Sicilian Open - Prins | 1/2-1/2 | B55 | |
| 2020.02.05 | Al Busaidi, Hamood (1453)  vs (1467) Srivatsan, Karthikeyan 1st Al Zubair International Chess Championship U16 Reti | 1/2-1/2 | A04 | |
| 2020.01.21 | Karthikeyan, P. (2416)  vs (2124) Priyanka, K 12th Chennai Open International Grandmaster Chess Tournament 2020 for Sakthi Gruenfeld - Larsen | 1/2-1/2 | E62 | |
| 2020.02.05 | Srivatsan, Karthikeyan (1467)  vs (1255) Erfan, Mohamad Firdaus 1st Al Zubair International Chess Championship U16 Sicilian Open - Prins | 1-0 | B55 | |
| 2020.02.04 | Mohammed, Mansour M B Alqassabi (1213)  vs (1467) Srivatsan, Karthikeyan 1st Al Zubair International Chess Championship U16 Giuoco Piano - Greco | 0-1 | C54 | |
| 2020.02.04 | Srivatsan, Karthikeyan (1467)  vs (1029) Ekansh, Goel 1st Al Zubair International Chess Championship U16 Sicilian Open - Prins | 1-0 | B55 | |
| 2020.02.03 | Al Mahrouqi, Mahmood vs (1467) Srivatsan, Karthikeyan 1st Al Zubair International Chess Championship U16 Italian - Pianissimo | 0-1 | C50 | |
| 2020.01.21 | Goganov, Aleksey (2583)  vs (2416) Karthikeyan, P. 12th Chennai Open International Grandmaster Chess Tournament 2020 for Sakthi Reti Symmetrical - Nimzovich | 1/2-1/2 | A17 | |
| 2020.01.20 | Karthikeyan, P. (2416)  vs (2622) Ponkratov, Pavel 12th Chennai Open International Grandmaster Chess Tournament 2020 for Sakthi Modern Benoni Knight's Tour - Blumenfeld | 1/2-1/2 | A61 | |
| 2019.12.27 | Karthikeyan, R Kasaragod (1251)  vs (1851) Patra, Subhendu Kumar 1st Chennai Open FIDE Rating Chess tournament for Visually Challenged 2019 Sicilian Paulsen | 0-1 | B43 | |
| 2019.12.19 | Karthikeyan, P. (2423)  vs (2107) Kamdar, Udit National Senior Chess Championship - 2019 Semi-Slav | 1-0 | D43 | |
| 2019.12.18 | Navalgund, Niranjan (2231)  vs (2423) Karthikeyan, P. National Senior Chess Championship - 2019 Sicilian Moscow | 1-0 | B52 | |
| 2019.12.17 | Karthikeyan, P. (2423)  vs (2200) Utsab, Chatterjee National Senior Chess Championship - 2019 Queen's Gambit Declined - Harrwitz | 1-0 | D35 | |
| 2019.12.16 | Girinath, P.D.S. (2330)  vs (2423) Karthikeyan, P. National Senior Chess Championship - 2019 Spanish Closed - Lenzerheide | 1/2-1/2 | C92 | |
| 2019.12.15 | Karthikeyan, P. (2423)  vs (2199) Soham, Kamotra National Senior Chess Championship - 2019 Queen's Indian - Miles | 1/2-1/2 | E12 | |
| 2019.12.14 | Ghosh, Diptayan (2555)  vs (2423) Karthikeyan, P. National Senior Chess Championship - 2019 Old Benoni | 1-0 | A43 | |
| 2019.12.13 | Karthikeyan, P. (2423)  vs (2269) Aaryan, Varshney National Senior Chess Championship - 2019 Irregular Indian | 1-0 | E10 | |
| 2019.12.12 | Manigandan, S S (2164)  vs (2423) Karthikeyan, P. National Senior Chess Championship - 2019 Irregular Indian - Dzindzikhashvili | 0-1 | E10 | |
| 2019.12.11 | Karthikeyan, P. (2423)  vs (2605) Aravindh, Chithambaram Vr. National Senior Chess Championship - 2019 Indian Knight | 0-1 | A46 | |
| 2019.12.11 | Chilukuri, Sai Varshith (2118)  vs (2423) Karthikeyan, P. National Senior Chess Championship - 2019 Bogo-Indian - Gruenfeld | 0-1 | E11 | |
| 2019.12.01 | Dassanayake, D M G S (1918)  vs (1252) Karthikeyan, Kiruththikah 11th Ethugalpura International Open Rating Chess Championship - 2019 Gruenfeld - Gruenfeld | 1-0 | E60 | |
| 2020.01.16 | Karthikeyan, Murali (2606)  vs (2485) Kaczur, Florian 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Spanish Morphy - Archangelsk | 1-0 | C78 | |
| 2020.01.15 | Harsha, Bharathakoti (2502)  vs (2606) Karthikeyan, Murali 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') King's Indian Schwarz - Averbakh | 1/2-1/2 | E74 | |
| 2020.01.14 | Karthikeyan, P. (2416)  vs (2578) Mchedlishvili, Mikheil 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Modern Benoni Knight's Tour - Blumenfeld | 0-1 | A61 | |
| 2020.01.14 | Karthikeyan, Murali (2606)  vs (2422) Dzhumaev, Marat 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Pirc | 1-0 | B07 | |
| 2020.01.13 | Souhardo, Basak (2254)  vs (2606) Karthikeyan, Murali 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Rauzer (Modern) | 0-1 | B67 | |
| 2020.01.12 | Tukhaev, Adam (2548)  vs (2416) Karthikeyan, P. 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Robatsch | 1-0 | B06 | |
| 2020.01.12 | Muthaiah, Al (2367)  vs (2606) Karthikeyan, Murali 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Indian - Trompowsky | 1-0 | A45 | |
| 2020.01.11 | Karthikeyan, Murali (2606)  vs (2460) Saptarshi, Roy 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian O'Kelly | 1/2-1/2 | B28 | |
| 2020.01.10 | Abdisalimov, Abdimalik (2381)  vs (2606) Karthikeyan, Murali 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Nimzo-Indian Classical | 0-1 | E32 | |
| 2020.01.10 | Karthikeyan, Murali (2606)  vs (2370) Eraschenkov, Denis 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Reti Symmetrical - King's Fianchetto | 1/2-1/2 | A15 | |
| 2020.01.09 | Kulkarni, Vinayak (2167)  vs (2606) Karthikeyan, Murali 18th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Nimzo-Indian St. Petersburg Rubinstein - Simagin | 0-1 | E46 | |
| 2019.10.25 | Karthikeyan, Murali (2617)  vs (2467) Janik, Igor WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2019.10.24 | Hakobyan, Aram (2561)  vs (2617) Karthikeyan, Murali WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2019.10.23 | Karthikeyan, Murali (2617)  vs (2560) Santos Ruiz, Miguel WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Spanish Morphy - Anderssen | 1/2-1/2 | C77 | |
| 2019.10.22 | Karthikeyan, Murali (2617)  vs (2433) Murzin, Volodar WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Caro-Kann Exchange | 1-0 | B13 | |
| 2019.10.21 | Costachi, Mihnea (2463)  vs (2617) Karthikeyan, Murali WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Semi-Slav Meran | 1/2-1/2 | D46 | |
| 2019.10.19 | Karthikeyan, Murali (2617)  vs (2577) Shtembuliak, Evgeny WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Caro-Kann - Two Knights | 1/2-1/2 | B11 | |
| 2019.10.18 | Raja, Harshit (2440)  vs (2617) Karthikeyan, Murali WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Sicilian Richter - Keres | 0-1 | B62 | |
| 2019.10.17 | Khanin, Semen (2507)  vs (2617) Karthikeyan, Murali WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Sicilian | 1/2-1/2 | B32 | |
| 2019.10.17 | Karthikeyan, Murali (2617)  vs (2239) Aaryan, Varshney WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 Petrov - Paulsen | 1-0 | C42 | |
| 2019.10.16 | Karthikeyan, Murali (2617)  vs (2311) Nitish, Belurkar WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 French Paulsen - Steinitz (Boleslavsky) | 1-0 | C11 | |
| 2019.10.15 | Muthaiah, Al (2370)  vs (2617) Karthikeyan, Murali WORLD JUNIOR (UNDER-20) OPEN CHESS CHAMPIONSHIP-2019 English Ultra-Symmetrical | 1/2-1/2 | A38 | |
| 2019.12.22 | Karthikeyan, Murali (2611)  vs (2514) Aroshidze, Levan VI Sunway Sitges International Chess Festival - Group A (Id.234911) Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2019.12.21 | Erigaisi, Arjun (2544)  vs (2611) Karthikeyan, Murali VI Sunway Sitges International Chess Festival - Group A (Id.234911) King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2019.12.20 | Karthikeyan, Murali (2611)  vs (2506) Krzyzanowski, Marcin VI Sunway Sitges International Chess Festival - Group A (Id.234911) Spanish Morphy - Moller | 1-0 | C78 | |
| 2019.12.19 | Ajay, Karthikeyan (2203)  vs (2472) Yankelevich, Lev VI Sunway Sitges International Chess Festival - Group A (Id.234911) Spanish Berger - Keres | 0-1 | C96 | |
| 2019.12.19 | Vogel, Roven (2457)  vs (2611) Karthikeyan, Murali VI Sunway Sitges International Chess Festival - Group A (Id.234911) Irregular Indian - Exchange Deferred | 0-1 | D37 | |
| 2019.12.18 | Karthikeyan, Murali (2611)  vs (2428) Sardana, Rishi VI Sunway Sitges International Chess Festival - Group A (Id.234911) Reti King's Indian - Barcza | 1/2-1/2 | A07 | |
| 2019.12.17 | Krishnater, Kushager (2308)  vs (2611) Karthikeyan, Murali VI Sunway Sitges International Chess Festival - Group A (Id.234911) Irregular Indian | 0-1 | E10 | |
| 2019.12.16 | Karthikeyan, Murali (2611)  vs (2495) Gordon, Stephen J VI Sunway Sitges International Chess Festival - Group A (Id.234911) Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2019.12.15 | Firat, Burak (2475)  vs (2611) Karthikeyan, Murali VI Sunway Sitges International Chess Festival - Group A (Id.234911) Sicilian - Pelikan (Chelyabinsk) | 1/2-1/2 | B33 | |
| 2019.12.14 | Karthikeyan, Murali (2611)  vs (2414) Dhulipalla, Bala Chandra Prasad VI Sunway Sitges International Chess Festival - Group A (Id.234911) Spanish Breyer - Borisenko | 1-0 | C95 | |
| 2019.12.13 | Ajay, Karthikeyan (2203)  vs (2593) Liang, Awonder VI Sunway Sitges International Chess Festival - Group A (Id.234911) Spanish Open Berlin | 1/2-1/2 | C67 | |
| 2019.10.06 | Gharibyan, Mamikon (2388)  vs (2214) Ajay, Karthikeyan World Youth Chess Championship 2019 - Open U16 Indian - Saemisch (Marienbad) | 1-0 | A50 | |
| 2019.10.04 | Kacharava, Nikolozi (2428)  vs (2214) Ajay, Karthikeyan World Youth Chess Championship 2019 - Open U16 Robatsch | 1-0 | B06 | |
| 2019.12.30 | Sosa, Tomas (2520)  vs (2203) Ajay, Karthikeyan VIII Festival Internacional Ciudad de Lorca Grupo A, (ID_229612) / Sicilian Maroczy - Hungarian | 1-0 | B36 | |
| 2019.12.29 | Raja, Harshit (2447)  vs (2203) Ajay, Karthikeyan VIII Festival Internacional Ciudad de Lorca Grupo A, (ID_229612) / Indian East Przepiorka | 1/2-1/2 | A49 | |
| 2019.09.29 | Rahman, Ziaur (2492)  vs (2408) Karthikeyan, P. 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Indian - Trompowsky | 0-1 | A45 | |
| 2019.09.28 | Karthikeyan, P. (2408)  vs (2375) Manik, Mikulas 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Reti - Wade | 1/2-1/2 | A04 | |
| 2019.09.26 | Karthikeyan, P. (2408)  vs (2529) Chanda, Sandipan 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Dutch - Hopton | 1/2-1/2 | A80 | |
| 2019.09.25 | Kiran, Manisha Mohanty (2102)  vs (2408) Karthikeyan, P. 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Robatsch | 0-1 | B06 | |
| 2020.02.21 | Karthikeyan, P. (2406)  vs (2292) Stukan, Martin International Chess Open Graz 2020 A Sicilian Closed | 1/2-1/2 | B23 | |
| 2019.09.25 | Karthikeyan, P. (2408)  vs (1956) Liyanage, Ranindu Dilshan 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Neo-Indian | 1/2-1/2 | E00 | |
| 2019.09.24 | Bharat, Kumar Reddy Poluri (2304)  vs (2408) Karthikeyan, P. 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Sicilian Scheveningen Najdorf (Zagreb) | 1/2-1/2 | B91 | |
| 2019.09.23 | Karthikeyan, P. (2408)  vs (2142) Zia, Tahsin Tajwar 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Queen's Pawn Zukertort - Catalan | 1-0 | D02 | |
| 2020.02.20 | Palac, Mladen (2536)  vs (2406) Karthikeyan, P. International Chess Open Graz 2020 A Reti Symmetrical | 1-0 | A05 | |
| 2019.09.23 | Deodhar, Vrushali Umesh (2010)  vs (2408) Karthikeyan, P. 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) English Asymmetrical - Four Knights | 0-1 | A35 | |
| 2020.02.19 | Karthikeyan, P. (2406)  vs (2268) Caglar, Sila International Chess Open Graz 2020 A Sicilian Closed | 1-0 | B23 | |
| 2019.09.22 | Karthikeyan, P. (2408)  vs (1789) Choubey, Saurabh 2nd GUJARAT International Open Grandmasters Chess Tourrnament-2019 (Cat A) Queen's Pawn Torre - Symmetrical | 1-0 | D03 | |
| 2020.02.18 | Ninov, Dayan (2242)  vs (2406) Karthikeyan, P. International Chess Open Graz 2020 A Four Knights - Scotch | 1/2-1/2 | C47 | |
| 2020.02.18 | Karthikeyan, P. (2406)  vs (2279) Brinovec, David International Chess Open Graz 2020 A Center Game - Hall | 1-0 | C22 | |
| 2020.02.17 | Ozturk, Kubra (2286)  vs (2406) Karthikeyan, P. International Chess Open Graz 2020 A King's Indian Modern | 1/2-1/2 | E94 | |
| 2020.02.16 | Karthikeyan, P. (2406)  vs (2514) Burmakin, Vladimir International Chess Open Graz 2020 A Caro-Kann Panov - Panov | 0-1 | B14 | |
| 2020.02.15 | Steindl, Johannes (2273)  vs (2406) Karthikeyan, P. International Chess Open Graz 2020 A Sicilian Scheveningen Najdorf | 0-1 | B94 | |
| 2020.02.14 | Karthikeyan, P. (2406)  vs (2115) Redzisz, Michal International Chess Open Graz 2020 A Caro-Kann - Advance | 1-0 | B12 | |
| 2019.09.11 | Karthikeyan, P. (2408)  vs (2389) Rajesh, V A V Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Gruenfeld Classical - Stockholm | 1-0 | D80 | |
| 2019.09.11 | Karthikeyan, P. (2408)  vs (2302) Kaustuv, Kundu Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike King's Indian Schwarz - Averbakh | 1/2-1/2 | E74 | |
| 2019.09.10 | Dhananjay, S (2139)  vs (2408) Karthikeyan, P. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Reti Symmetrical - King's Indian | 0-1 | A05 | |
| 2019.09.10 | Karthikeyan, P. (2408)  vs (2304) Bharat, Kumar Reddy Poluri Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Irregular Queen's Pawn - Franco-Indian | 1/2-1/2 | A40 | |
| 2019.09.09 | Pradeep, Kumar R A (2276)  vs (2408) Karthikeyan, P. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike English Symmetrical - Ultra-Symmetrical | 1/2-1/2 | A36 | |
| 2019.09.09 | Karthikeyan, P. (2408)  vs (2437) Laxman, R.R. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Nimzo-Indian Classical | 1/2-1/2 | E32 | |
| 2019.09.08 | Deshmukh, Anup (2193)  vs (2408) Karthikeyan, P. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike English Anglo-Slav | 0-1 | A11 | |
| 2019.09.08 | Karthikeyan, P. (2408)  vs (1971) Ramakrishna, Perumalla Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Dutch - Hopton | 1-0 | A80 | |
| 2019.09.07 | Kapadi, Yash (1750)  vs (2408) Karthikeyan, P. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Reti Symmetrical - Yugoslav | 0-1 | A07 | |
| 2019.09.07 | Karthikeyan, P. (2408)  vs (1537) Menon, Padmanand Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Modern | 1-0 | A41 | |
| 2019.09.06 | Joshi, Swarup (1251)  vs (2408) Karthikeyan, P. Pearl City-All India OPEN Fide Rating Chess Tournament-1st Pz: Alto CAR,2nd Bike Indian East Indian - Exchange | 0-1 | D90 | |
| 2019.09.09 | Abdurakhmonov, Mukhammadali (2288)  vs (2206) Ajay, Karthikeyan Western Asian Youth & Junior Chess Championship-2019 (U18O & U16O) Irregular Queen's Pawn - Kotov | 1-0 | A40 | |
| 2019.09.09 | Ajay, Karthikeyan (2206)  vs (2397) Thilakarathne, G M H Western Asian Youth & Junior Chess Championship-2019 (U18O & U16O) Nimzovich - Modern | 1/2-1/2 | A01 | |
| 2019.09.08 | Srijit, Paul (2310)  vs (2206) Ajay, Karthikeyan Western Asian Youth & Junior Chess Championship-2019 (U18O & U16O) Sicilian Scheveningen Najdorf - Adams | 1/2-1/2 | B90 | |
| 2019.08.10 | Karthikeyan, G (1357)  vs (1695) Sankaranarayanan.K, Athens of the East 1st International GM Open Chess Tournament-2019 CATEGORY-B Irregular King's Pawn - Basman | 0-1 | B00 | |
| 2019.08.27 | Sahoo, Utkal Ranjan (2278)  vs (2422) Karthikeyan, P. Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Indian Knight - Torre | 1-0 | A46 | |
| 2019.08.26 | Karthikeyan, P. (2422)  vs (2216) Patil, Pratik Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Gruenfeld Classical - Stockholm | 1-0 | D80 | |
| 2019.08.25 | Varun, V (2251)  vs (2422) Karthikeyan, P. Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Robatsch | 1/2-1/2 | B06 | |
| 2019.08.24 | Karthikeyan, P. (2422)  vs (2509) Mosadeghpour, Masoud Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Queen's Pawn Zukertort - Catalan | 0-1 | D02 | |
| 2019.08.23 | Karthikeyan, P. (2422)  vs (2272) Aaryan, Varshney Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Queen's Gambit Declined Tartakower - Neo-Orthodox | 1-0 | D58 | |
| 2019.08.23 | Triapishko, Alexandr (2519)  vs (2422) Karthikeyan, P. Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Robatsch | 1-0 | B06 | |
| 2019.08.22 | Karthikeyan, P. (2422)  vs (2070) Sahu, Sekhar Chandra Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Reti - Wade | 1-0 | A04 | |
| 2019.08.21 | Barath, Kalyan M (2118)  vs (2422) Karthikeyan, P. Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Indian Knight - Rubinstein | 0-1 | A46 | |
| 2019.08.21 | Karthikeyan, P. (2422)  vs (1960) Priyankara, Chamil Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) King's Indian | 1-0 | E61 | |
| 2019.08.20 | Sai, Kiran Y (1780)  vs (2422) Karthikeyan, P. Tetrasoft Hyderabad Marriott Grandmaster Chess Tournament 2019 (above 1700) Indian | 0-1 | A45 | |
| 2019.07.04 | Erigaisi, Arjun (2531)  vs (2216) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (U16O) King's Indian Schwarz - Averbakh | 1-0 | E74 | |
| 2019.07.03 | Ajay, Karthikeyan (2216)  vs (1884) Dhrupad, Kashyap COMMONWEALTH CHESS CHAMPIONSHIP-2019 (U16O) Indian | 1/2-1/2 | A45 | |
| 2019.07.02 | Akshit, Kumar J (1856)  vs (2216) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (U16O) Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2019.07.01 | Ajay, Karthikeyan (2216)  vs (1649) Thiyagarajan, Tamilselvi COMMONWEALTH CHESS CHAMPIONSHIP-2019 (U16O) Indian | 1-0 | A45 | |
| 2019.07.07 | Ajay, Karthikeyan (2227)  vs (2338) Rathnakaran, K. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Irregular Queen's Pawn - Kotov | 1-0 | A40 | |
| 2019.07.07 | Karthikeyan, P. (2445)  vs (2326) Navalgund, Niranjan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Sicilian - Hungarian | 1-0 | B27 | |
| 2019.07.06 | Anilkumar, O.T. (1989)  vs (2227) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Pirc Two Knights | 1/2-1/2 | B08 | |
| 2019.07.06 | Swayams, Mishra (2493)  vs (2445) Karthikeyan, P. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian | 1/2-1/2 | A45 | |
| 2019.07.05 | Ajay, Karthikeyan (2227)  vs (2401) Tania, Sachdev COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian | 0-1 | A45 | |
| 2019.07.05 | Karthikeyan, P. (2445)  vs (2298) Sangma, Rahul COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian - Mexican | 1-0 | A50 | |
| 2019.07.04 | Bhambure, Shantanu (2248)  vs (2445) Karthikeyan, P. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI King's Indian Saemisch | 1/2-1/2 | E81 | |
| 2019.07.04 | Erigaisi, Arjun (2526)  vs (2227) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Modern - Lizard | 1-0 | B06 | |
| 2019.07.03 | Karthikeyan, P. (2445)  vs (2140) Deepak, Katiyar COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Reti Symmetrical | 1-0 | A05 | |
| 2019.07.03 | Ajay, Karthikeyan (2227)  vs (2228) Jubin, Jimmy COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian | 1-0 | A45 | |
| 2019.07.02 | Saravana, Krishnan P. (2290)  vs (2445) Karthikeyan, P. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Caro-Kann Exchange | 1-0 | B13 | |
| 2019.07.02 | Krishna, C R G (2481)  vs (2227) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian East Indian | 1/2-1/2 | A48 | |
| 2019.07.01 | Ajay, Karthikeyan (2227)  vs (2437) Laxman, R.R. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Indian | 1/2-1/2 | A45 | |
| 2019.07.01 | Karthikeyan, P. (2445)  vs (2214) Srihari, L R COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Benko Gambit | 1/2-1/2 | A57 | |
| 2019.06.30 | Mahindrakar, Indrajeet (2100)  vs (2445) Karthikeyan, P. COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Sicilian Center Game - Smith-Morra | 0-1 | B21 | |
| 2019.06.30 | Deepan, Chakkravarthy J. (2557)  vs (2227) Ajay, Karthikeyan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Sicilian Closed | 0-1 | B23 | |
| 2019.06.30 | Karthikeyan, P. (2445)  vs (1882) Ashwin, Hariharan COMMONWEALTH CHESS CHAMPIONSHIP-2019 (OPEN) 30 JUN - 07 JUL 2019, NEW DELHI Reti Gambit - Accepted | 1-0 | A09 | |
| 2019.07.16 | Karthikeyan, P. (2415)  vs (2192) Ram, S. Krishnan Thailand Chess Festival - Open 2019 Irregular Queen's Pawn - Franco-Indian | 1-0 | A40 | |
| 2019.07.15 | Iniyan, P (2524)  vs (2415) Karthikeyan, P. Thailand Chess Festival - Open 2019 Nimzo-Indian Bernstein | 1-0 | E56 | |
| 2019.07.14 | Karthikeyan, P. (2415)  vs (2379) Villamayor, Buenaventura Thailand Chess Festival - Open 2019 Queen's Gambit Declined Semi-Tarrasch - Exchange | 1-0 | D41 | |
| 2019.07.13 | Dimakiling, Oliver (2403)  vs (2415) Karthikeyan, P. Thailand Chess Festival - Open 2019 Indian | 1-0 | A45 | |
| 2019.07.13 | Karthikeyan, P. (2415)  vs (2391) Schebler, Gerhard Thailand Chess Festival - Open 2019 Queen's Indian - Miles | 1-0 | E12 | |
| 2019.07.11 | Vahidov, Tair (2402)  vs (2415) Karthikeyan, P. Thailand Chess Festival - Open 2019 King's Indian Fianchetto (Classical) - Classical | 1/2-1/2 | E68 | |
| 2019.07.11 | Karthikeyan, P. (2415)  vs (2305) Andyka, Pitra Thailand Chess Festival - Open 2019 Benko Gambit - Half-Accepted | 1-0 | A57 | |
| 2019.07.10 | Castellano, Christopher (2152)  vs (2415) Karthikeyan, P. Thailand Chess Festival - Open 2019 Sicilian Closed | 0-1 | B23 | |
| 2019.07.09 | Karthikeyan, P. (2415)  vs (1799) Pheephacharakan, Pinatpong Thailand Chess Festival - Open 2019 Benko Gambit | 1-0 | A57 | |
| 2019.07.17 | Ajay, Karthikeyan (2216)  vs (2357) Raja, Rithvik R 45th National Sub Junior (Under-15) Open Chess Championship 2019 Indian | 0-1 | A45 | |
| 2019.07.16 | Komal, Srivatsav Sajja (1832)  vs (2216) Ajay, Karthikeyan 45th National Sub Junior (Under-15) Open Chess Championship 2019 Indian | 0-1 | A45 | |
| 2019.07.13 | Arjun, Gupta (1851)  vs (2216) Ajay, Karthikeyan 45th National Sub Junior (Under-15) Open Chess Championship 2019 Modern | 1-0 | A41 | |
| 2019.07.12 | Ajay, Karthikeyan (2216)  vs (2312) Pranav, V 45th National Sub Junior (Under-15) Open Chess Championship 2019 Reti Symmetrical - Nimzovich | 0-1 | A05 | |
| 2019.07.12 | Konatham, Snehil (1869)  vs (2216) Ajay, Karthikeyan 45th National Sub Junior (Under-15) Open Chess Championship 2019 Modern | 0-1 | A41 | |
| 2019.07.11 | Ajay, Karthikeyan (2216)  vs (1905) Praloy, Sahoo 45th National Sub Junior (Under-15) Open Chess Championship 2019 Nimzovich - Modern | 1/2-1/2 | A01 | |
| 2019.07.10 | Vignesh, B (1806)  vs (2216) Ajay, Karthikeyan 45th National Sub Junior (Under-15) Open Chess Championship 2019 Sicilian | 0-1 | B50 | |
| 2019.07.10 | Ajay, Karthikeyan (2216)  vs (1638) Zala, Akshar 45th National Sub Junior (Under-15) Open Chess Championship 2019 Queen's Pawn - Mason (Steinitz) | 1-0 | D00 | |
| 2019.07.09 | Divekar, Prathamesh (1423)  vs (2216) Ajay, Karthikeyan 45th National Sub Junior (Under-15) Open Chess Championship 2019 Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2019.08.08 | Salih, Akar Ali Salih (2274)  vs (2213) Ajay, Karthikeyan 26th Abu Dhabi International Chess Festival - Masters Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2019.08.08 | Karthikeyan, Murali (2612)  vs (2625) Socko, Bartosz 26th Abu Dhabi International Chess Festival - Masters French Paulsen - Steinitz | 1/2-1/2 | C11 | |
| 2019.08.05 | Soham, Datar (2192)  vs (2213) Ajay, Karthikeyan 26th Abu Dhabi International Chess Festival - Masters Indian | 1/2-1/2 | A45 | |
| 2019.08.05 | Santos Ruiz, Miguel (2567)  vs (2612) Karthikeyan, Murali 26th Abu Dhabi International Chess Festival - Masters Sicilian Rauzer (Modern) | 0-1 | B66 | |
| 2019.08.04 | Nguyen, Anh Khoi (2529)  vs (2213) Ajay, Karthikeyan 26th Abu Dhabi International Chess Festival - Masters Irregular Queen's Pawn - Charlick | 1-0 | A40 | |
| 2019.08.04 | Karthikeyan, Murali (2612)  vs (2482) Tahbaz, Arash 26th Abu Dhabi International Chess Festival - Masters Sicilian Dragon - Classical Dragon (Grigoriev) | 1-0 | B72 | |
| 2019.08.03 | Ajay, Karthikeyan (2213)  vs (2358) Dixit, Nikhil 26th Abu Dhabi International Chess Festival - Masters Indian | 0-1 | A45 | |
| 2019.08.03 | Iniyan, P (2517)  vs (2612) Karthikeyan, Murali 26th Abu Dhabi International Chess Festival - Masters Sicilian | 1/2-1/2 | B30 | |
| 2019.08.03 | Kulkarni, Rakesh (2360)  vs (2213) Ajay, Karthikeyan 26th Abu Dhabi International Chess Festival - Masters Sicilian Alapin | 1/2-1/2 | B22 | |
| 2019.08.03 | Karthikeyan, Murali (2612)  vs (2444) Krishna, C R G 26th Abu Dhabi International Chess Festival - Masters French Advance Winawer | 1/2-1/2 | C19 | |
| 2019.08.02 | Ajay, Karthikeyan (2213)  vs (2496) Vasquez Schroeder, Rodrigo 26th Abu Dhabi International Chess Festival - Masters Indian | 0-1 | A45 | |
| 2019.08.02 | Krishnater, Kushager (2324)  vs (2612) Karthikeyan, Murali 26th Abu Dhabi International Chess Festival - Masters Sicilian Paulsen - Reti | 0-1 | B41 | |
| 2019.06.15 | Karthikeyan, Murali (2500)  vs (2515) Yakubboev, Nodirbek Asian Continental Open and Women's Championships 2019 Reti Symmetrical - Nimzovich | 0-1 | A05 | |
| 2019.06.15 | Vishnu, Prasanna. V (2484)  vs (2500) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019 Irregular King's Pawn - Nimzovich (Scandinavian) | 0-1 | B00 | |
| 2019.06.15 | Karthikeyan, Murali (2500)  vs (2229) Xu, Minghui Asian Continental Open and Women's Championships 2019 Caro-Kann - Breyer | 1-0 | B10 | |
| 2019.06.15 | Vaibhav, Suri (2396)  vs (2500) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019 Sicilian - Godiva | 1-0 | B32 | |
| 2019.06.15 | Karthikeyan, Murali (2500)  vs (2435) Sadhwani, Raunak Asian Continental Open and Women's Championships 2019 Reti Zukertort - Mexican | 1/2-1/2 | A06 | |
| 2019.06.15 | Bersamina, Paulo (2299)  vs (2500) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019 Sicilian - Godiva | 0-1 | B32 | |
| 2019.06.15 | Karthikeyan, Murali (2500)  vs (2342) Vignesh, N R Asian Continental Open and Women's Championships 2019 Reti Symmetrical | 1/2-1/2 | A05 | |
| 2019.06.15 | Zhao, Yuanhe (2409)  vs (2500) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019 Reti | 1-0 | A04 | |
| 2019.06.15 | Karthikeyan, Murali (2500)  vs (2270) Kojima, Shinya Asian Continental Open and Women's Championships 2019 Reti King's Indian - Barcza | 1-0 | A07 | |
| 2019.06.15 | Maghsoodloo, Parham (2665)  vs (2593) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019(open group) Sicilian Moscow - Nimzovich | 0-1 | B51 | |
| 2019.06.14 | Karthikeyan, Murali (2593)  vs (2625) Jumabayev, Rinat Asian Continental Open and Women's Championships 2019(open group) Spanish Modern Steinitz | 0-1 | C75 | |
| 2019.06.13 | Gupta, Abhijeet (2606)  vs (2593) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019(open group) King's Indian | 1-0 | E90 | |
| 2019.06.12 | Karthikeyan, Murali (2593)  vs (2676) Adhiban, B. Asian Continental Open and Women's Championships 2019(open group) Spanish Morphy - Exchange (Romanovsky) | 1-0 | C68 | |
| 2019.06.11 | Firouzja, Alireza (2682)  vs (2593) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019(open group) King's Indian Schwarz (Makogonov) | 0-1 | E71 | |
| 2019.06.10 | Karthikeyan, Murali (2593)  vs (2613) Sethuraman, S.P. Asian Continental Open and Women's Championships 2019(open group) Spanish Open Berlin | 1/2-1/2 | C67 | |
| 2019.06.09 | Vishnu, Prasanna. V (2511)  vs (2593) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019(open group) Queen's Gambit Declined | 0-1 | D37 | |
| 2019.06.08 | Karthikeyan, Murali (2593)  vs (2504) Xu, Zhihang Asian Continental Open and Women's Championships 2019(open group) Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2019.06.07 | Harshavardhan, G B (2406)  vs (2593) Karthikeyan, Murali Asian Continental Open and Women's Championships 2019(open group) Indian - Mexican | 0-1 | A50 | |
| 2019.05.26 | Srivatsan, Karthikeyan (1222)  vs (1369) Vishalraam, C S Al Zubair Ramadhan Chess Tournament 2019 Pirc Austrian - Dragon | 0-1 | B09 | |
| 2019.05.25 | Srivatsan, Karthikeyan (1222)  vs (1634) Al Saidi, Mohammed Khalfan Al Zubair Ramadhan Chess Tournament 2019 Caro-Kann - Advance (Van der Wiel) | 0-1 | B12 | |
| 2019.05.25 | Al, Harasi Saif (1603)  vs (1222) Srivatsan, Karthikeyan Al Zubair Ramadhan Chess Tournament 2019 Center Game - Paulsen | 0-1 | C22 | |
| 2019.05.24 | Al Balushi, Emad (1607)  vs (1222) Srivatsan, Karthikeyan Al Zubair Ramadhan Chess Tournament 2019 Irregular Indian | 0-1 | E10 | |
| 2019.05.24 | Srivatsan, Karthikeyan (1222)  vs (1667) Al Houti, Houd Al Zubair Ramadhan Chess Tournament 2019 Caro-Kann - Advance | 1-0 | B12 | |
| 2019.05.04 | Karthikeyan, Sakthivel (1149)  vs (1905) Shah, Jeet 33rd National Under-13 Open Chess Championship 2019 Giuoco Piano - Greco | 1/2-1/2 | C54 | |
| 2019.08.18 | Karthikeyan, P. (2422)  vs (2166) Lakshmi, Narayanan M V ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Reti Symmetrical | 1/2-1/2 | A05 | |
| 2019.08.17 | Tukhaev, Adam (2541)  vs (2422) Karthikeyan, P. ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Reti Symmetrical - Barcza | 1-0 | A05 | |
| 2019.08.16 | Karthikeyan, P. (2422)  vs (2272) Aaryan, Varshney ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Irregular Indian | 1-0 | E10 | |
| 2019.08.15 | Gupta, Abhijeet (2616)  vs (2422) Karthikeyan, P. ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 King's Indian | 1-0 | E90 | |
| 2019.08.14 | Karthikeyan, P. (2422)  vs (2250) Nayak, Rajesh ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Queen's Gambit Declined Semi-Pillsbury | 1-0 | D51 | |
| 2019.08.14 | Murali, Krishnan B T (2192)  vs (2422) Karthikeyan, P. ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 King's Indian Saemisch | 0-1 | E81 | |
| 2019.08.13 | Karthikeyan, P. (2422)  vs (2124) Nikhil, Magizhnan ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Reti Gambit | 1/2-1/2 | A09 | |
| 2019.08.12 | Surendran, N (2152)  vs (2422) Karthikeyan, P. ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Nimzo-Indian St. Petersburg Rubinstein (Normal) | 0-1 | E47 | |
| 2019.08.11 | Bhagyashree, Patil (1791)  vs (2422) Karthikeyan, P. ATHENS OF THE EAST 1st INTERNATIONAL GRANDMASTER OPEN CHESS TOURNAMENT 2019 Sicilian Boleslavsky - Boleslavsky | 1/2-1/2 | B59 | |
| 2019.06.19 | Karthikeyan, P. (2445)  vs (2242) Deshpande, Aniruddha 2nd Goa International Open Grandmasters Chess Tournament-2019 (Category 'A') English Sicilian | 1/2-1/2 | A20 | |
| 2019.06.19 | Senthil, Maran K (2187)  vs (2445) Karthikeyan, P. 2nd Goa International Open Grandmasters Chess Tournament-2019 (Category 'A') Reti | 1/2-1/2 | A04 | |
| 2019.03.30 | Ajay, Karthikeyan (2298)  vs (2006) Mohammed, Dilshad 3rd Sharjah Masters International Chess Championship - 2019 Indian | 1/2-1/2 | A45 | |
| 2019.03.28 | Ajay, Karthikeyan (2298)  vs (1950) Ahmed, Fareed 3rd Sharjah Masters International Chess Championship - 2019 Indian | 0-1 | A45 | |
| 2019.03.27 | Darini, Pouria (2474)  vs (2298) Ajay, Karthikeyan 3rd Sharjah Masters International Chess Championship - 2019 Sicilian - Hungarian | 1-0 | B27 | |
| 2019.03.26 | Iniyan, P (2487)  vs (2298) Ajay, Karthikeyan 3rd Sharjah Masters International Chess Championship - 2019 Reti Symmetrical - Barcza | 1/2-1/2 | A05 | |
| 2019.03.25 | Ajay, Karthikeyan (2298)  vs (2494) Karthik, Venkataraman 3rd Sharjah Masters International Chess Championship - 2019 Irregular Queen's Pawn - Two Knights | 1/2-1/2 | B06 | |
| 2019.03.23 | Venkatesh, M.R. (2517)  vs (2298) Ajay, Karthikeyan 3rd Sharjah Masters International Chess Championship - 2019 Sicilian - Hungarian | 1-0 | B27 | |
| 2019.02.08 | Karthikeyan, P. (2451)  vs (2330) Sidhant, Mohapatra 39th National Team Championship Kolkata - 7 to 11 Feb 2019 Queen's Pawn Zukertort - London | 1/2-1/2 | D02 | |
| 2019.02.07 | Arya, Bhakta (2009)  vs (2451) Karthikeyan, P. 39th National Team Championship Kolkata - 7 to 11 Feb 2019 Indian | 1/2-1/2 | A45 | |
| 2019.02.07 | Karthikeyan, P. (2451)  vs (1525) Sonu, Kumar 39th National Team Championship Kolkata - 7 to 11 Feb 2019 Reti Zukertort | 1-0 | A06 | |
| 2019.02.27 | Nitin, S. (2395)  vs (2298) Ajay, Karthikeyan Aeroflot Open 2018 B Sicilian Maroczy - Hungarian | 1/2-1/2 | B38 | |
| 2019.02.26 | Ajay, Karthikeyan (2298)  vs (2391) Krishna Teja, N Aeroflot Open 2018 B Caro-Kann - Advance | 0-1 | B12 | |
| 2019.02.27 | Karthikeyan, Murali (2560)  vs (2604) Idani, Pouya Aeroflot Open 2019 A Sicilian Scheveningen Najdorf - Adams | 1/2-1/2 | B90 | |
| 2019.02.25 | Stukan, Martin (2169)  vs (2298) Ajay, Karthikeyan Aeroflot Open 2018 B King's Indian Classical - Gligoric | 0-1 | E92 | |
| 2019.02.26 | Gordievsky, Dmitry (2603)  vs (2560) Karthikeyan, Murali Aeroflot Open 2019 A Reti Symmetrical - Whimpey | 0-1 | A13 | |
| 2019.02.24 | Ajay, Karthikeyan (2298)  vs (2192) Geshko, Aleksey Aeroflot Open 2018 B Indian | 1-0 | A45 | |
| 2019.02.25 | Karthikeyan, Murali (2560)  vs (2651) Sethuraman, S.P. Aeroflot Open 2019 A Spanish Berlin | 1/2-1/2 | C65 | |
| 2019.02.24 | Zakhartsov, Vladimir (2493)  vs (2298) Ajay, Karthikeyan Aeroflot Open 2018 B King's Indian Fianchetto (Panno) | 1-0 | E63 | |
| 2019.02.24 | Sarana, Alexey (2630)  vs (2560) Karthikeyan, Murali Aeroflot Open 2019 A Irregular Indian - Moscow | 1-0 | D38 | |
| 2019.02.23 | Kazakovskiy, Valeriy (2456)  vs (2298) Ajay, Karthikeyan Aeroflot Open 2018 B Gruenfeld Kemeri (Margate) | 1-0 | D76 | |
| 2019.02.23 | Firouzja, Alireza (2618)  vs (2560) Karthikeyan, Murali Aeroflot Open 2019 A Scotch - Scotch Schmid (Mieses) | 1/2-1/2 | C45 | |
| 2019.02.22 | Ajay, Karthikeyan (2298)  vs (2185) Mahalakshmi, M Aeroflot Open 2018 B Caro-Kann - Advance | 1-0 | B12 | |
| 2019.02.23 | Karthikeyan, Murali (2560)  vs (2666) Maghsoodloo, Parham Aeroflot Open 2019 A Spanish Morphy - Archangelsk | 1-0 | C78 | |
| 2019.02.22 | Karthikeyan, Murali (2560)  vs (2470) Prithu, Gupta Aeroflot Open 2019 A Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2019.02.21 | Drygalov, Sergey (2450)  vs (2298) Ajay, Karthikeyan Aeroflot Open 2018 B Gruenfeld - Szabo | 1-0 | E62 | |
| 2019.02.21 | Korobov, Anton (2687)  vs (2560) Karthikeyan, Murali Aeroflot Open 2019 A Nimzo-Indian Bernstein | 1-0 | E53 | |
| 2019.02.20 | Ajay, Karthikeyan (2298)  vs (2444) Muradli, Mahammad Aeroflot Open 2018 B Modern - Lizard | 1/2-1/2 | B06 | |
| 2019.02.20 | Karthikeyan, Murali (2560)  vs (2703) Kovalev, Vladislav Aeroflot Open 2019 A Spanish Morphy - Anderssen | 1/2-1/2 | C77 | |
| 2018.12.18 | Akash, G (2443)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 Sicilian | 1-0 | B33 | |
| 2018.12.17 | Karthikeyan, Murali (2591)  vs (2584) Aravindh, Chithambaram Vr. National Open Senior Chess Championship 2018 Sicilian | 0-1 | B30 | |
| 2018.12.16 | Swapnil, S. Dhopade (2490)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 King's Indian Schwarz - Averbakh | 0-1 | E73 | |
| 2018.12.15 | Karthikeyan, P. (2482)  vs (2313) Girinath, P.D.S. National Open Senior Chess Championship 2018 King's Indian Fianchetto (Panno) - Barcza | 0-1 | E63 | |
| 2018.12.15 | Neelotpal, Das (2412)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 Sicilian Rauzer (Modern) | 0-1 | B67 | |
| 2018.12.14 | Karthikeyan, Murali (2591)  vs (2338) Ritviz, Parab National Open Senior Chess Championship 2018 Reti Symmetrical - Barcza | 1-0 | A05 | |
| 2018.12.14 | Harshavardhan, G B (2163)  vs (2482) Karthikeyan, P. National Open Senior Chess Championship 2018 Sicilian Barnes (Bastrikov) | 1-0 | B48 | |
| 2018.12.13 | Sankalp, Gupta (2378)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 Sicilian | 1/2-1/2 | B32 | |
| 2018.12.13 | Karthikeyan, P. (2482)  vs (2392) Viani, Antonio Dcunha National Open Senior Chess Championship 2018 King's Indian Classical - Gligoric | 1/2-1/2 | E92 | |
| 2018.12.12 | Rathnakaran, K. (2366)  vs (2482) Karthikeyan, P. National Open Senior Chess Championship 2018 Sicilian | 1/2-1/2 | B50 | |
| 2018.12.11 | Karthikeyan, Murali (2591)  vs (2133) Baivab, Mishra National Open Senior Chess Championship 2018 Spanish Modern Steinitz - Richter | 1/2-1/2 | C73 | |
| 2018.12.11 | Karthikeyan, P. (2482)  vs (2378) Sammed Jaykumar, Shete National Open Senior Chess Championship 2018 Gruenfeld Three Knights (Petrosian) | 1/2-1/2 | D91 | |
| 2018.12.11 | Surendran, N (2176)  vs (2482) Karthikeyan, P. National Open Senior Chess Championship 2018 Queen's Indian - Petrosian | 0-1 | E12 | |
| 2018.12.10 | Thipsay, Praveen M (2400)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 Sicilian Classical - Modern | 1-0 | B83 | |
| 2018.12.10 | Karthikeyan, P. (2482)  vs (2584) Aravindh, Chithambaram Vr. National Open Senior Chess Championship 2018 English Sicilian - Vienna | 0-1 | A21 | |
| 2018.12.09 | Sa, Kannan (2069)  vs (2482) Karthikeyan, P. National Open Senior Chess Championship 2018 Gedult's opening | 0-1 | A00 | |
| 2018.12.09 | Girinath, P.D.S. (2313)  vs (2591) Karthikeyan, Murali National Open Senior Chess Championship 2018 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2018.12.08 | Karthikeyan, Murali (2591)  vs (2061) Jaeel, Atharva National Open Senior Chess Championship 2018 Spanish Morphy - Exchange | 1-0 | C68 | |
| 2019.01.16 | Lugovskoy, Maxim (2445)  vs (2570) Karthikeyan, Murali 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Alapin - Smith-Morra | 1/2-1/2 | B22 | |
| 2019.01.16 | Rozum, Ivan (2589)  vs (2457) Karthikeyan, P. 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Reti | 1/2-1/2 | A04 | |
| 2019.01.15 | Karthikeyan, P. (2457)  vs (2309) Ameir, Moheb 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Barnes (Bastrikov) | 1-0 | B48 | |
| 2019.01.15 | Karthikeyan, Murali (2570)  vs (2382) Rohith, Krishna S 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2019.01.14 | Varga, Klara (2244)  vs (2570) Karthikeyan, Murali 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') English Carls (Keres) - Carls | 0-1 | A23 | |
| 2019.01.14 | Kathmale, Sameer (2312)  vs (2457) Karthikeyan, P. 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Alapin | 1/2-1/2 | B22 | |
| 2019.01.13 | Karthikeyan, Murali (2570)  vs (2263) Gajwa, Ankit 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Sozin - Two Knights | 1/2-1/2 | B57 | |
| 2019.01.13 | Karthikeyan, P. (2457)  vs (2300) Neelash, Saha 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Indian Knight | 1/2-1/2 | A46 | |
| 2019.01.12 | Swati, Ghate (2216)  vs (2457) Karthikeyan, P. 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Spanish - Barnes | 0-1 | C60 | |
| 2019.01.16 | Romit, Verma (1322)  vs (1417) Karthikeyan, G 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'C') Queen's Pawn Closed - Zukertort | 1-0 | D05 | |
| 2019.01.16 | Karthikeyan, G (1417)  vs (1494) Marium, Fatima 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'C') French Advance | 0-1 | C02 | |
| 2019.01.15 | Satheesh, Kumar G (1336)  vs (1417) Karthikeyan, G 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'C') Queen's Gambit Declined | 0-1 | D37 | |
| 2019.01.15 | Karthikeyan, G (1417)  vs (1491) Akhil, B V S 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'C') Caro-Kann - Advance | 1-0 | B12 | |
| 2019.01.11 | Karthikeyan, Murali (2570)  vs (2132) Arpita, Mukherjee 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Scheveningen Najdorf | 1/2-1/2 | B90 | |
| 2019.01.11 | Gajwa, Ankit (2263)  vs (2457) Karthikeyan, P. 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Spanish Berger - Keres | 1-0 | C96 | |
| 2019.01.10 | Singh, Arvinder Preet (2108)  vs (2457) Karthikeyan, P. 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Sicilian Scheveningen Najdorf | 1/2-1/2 | B90 | |
| 2019.01.10 | Karthikeyan, Murali (2570)  vs (2163) Mrudul, Dehankar 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Reti Symmetrical | 1/2-1/2 | A05 | |
| 2019.01.09 | Karthikeyan, P. (2457)  vs (1904) Shah, Jeet 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Scotch - Scotch Potter | 1-0 | C45 | |
| 2019.01.09 | Kadam, Om Manish (1944)  vs (2570) Karthikeyan, Murali 17th DELHI INTERNATIONAL OPEN GRANDMASTERS CHESS TOURNAMENT (Category 'A') Nimzovich - Modern | 0-1 | A01 | |
| 2019.01.07 | Sri, Rashmika M (1039)  vs (1288) Srivatsan, Karthikeyan 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Nimzo-Indian Noa | 0-1 | E34 | |
| 2019.01.06 | Srivatsan, Karthikeyan (1288)  vs (1489) Arjun, Sidharth S 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Sicilian Scheveningen Najdorf - Byrne | 0-1 | B90 | |
| 2019.01.05 | Bang, Atharva (1582)  vs (1288) Srivatsan, Karthikeyan 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Queen's Pawn Closed - Zukertort | 0-1 | D05 | |
| 2019.01.01 | Vedant, Nitin Vekhande (1530)  vs (1207) Srivatsan, Karthikeyan IIFL Wealth 4th Mumbai Blitz Chess Tournament - BLITZ Spanish Morphy - Exchange (Alekhine) | 1-0 | C68 | |
| 2019.01.04 | Srivatsan, Karthikeyan (1288)  vs (1551) Mahi, Amit Doshi 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Caro-Kann Exchange | 1/2-1/2 | B13 | |
| 2019.01.03 | Sureka, Akshat (1078)  vs (1288) Srivatsan, Karthikeyan 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 English Ultra-Symmetrical - Ultra-Symmetrical | 0-1 | A37 | |
| 2019.01.02 | Srivatsan, Karthikeyan (1288)  vs (1545) Jain, Adi 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Two Knights Blackburne - Suhle | 0-1 | C59 | |
| 2018.12.31 | Arjun, Sidharth S (1489)  vs (1207) Srivatsan, Karthikeyan IIFL Wealth 4th Mumbai Blitz Chess Tournament - BLITZ Indian Knight - Rubinstein | 1-0 | A46 | |
| 2019.01.01 | Vittanala, Shanmuk Saish (1005)  vs (1288) Srivatsan, Karthikeyan 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Spanish Morphy - Treybal | 0-1 | C77 | |
| 2018.12.31 | Joel, Paul G (1603)  vs (1207) Srivatsan, Karthikeyan IIFL Wealth 4th Mumbai Blitz Chess Tournament - BLITZ Sicilian Paulsen | 1-0 | B43 | |
| 2018.12.31 | Srivatsan, Karthikeyan (1288)  vs (1604) Kadam, Rishi R 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Giuoco Piano - Greco | 0-1 | C54 | |
| 2018.12.30 | Nihalani, Moksh vs (1288) Srivatsan, Karthikeyan 4TH IIFL Wealth Mumbai International Chess Tournament 2018 - Junior U13 Center Game - Danish (Sorensen) | 0-1 | C21 | |
| 2018.12.10 | Karthikeyan, G (1382)  vs (1330) Dhirendra, Kumar Das TETRASOFT 3rd All India Below (1500) Fide Rating Chess Tournament-2018 Italian - Four Knights (Pianissimo) | 1/2-1/2 | C50 | |
| 2018.12.10 | Karyasheel, P (1484)  vs (1382) Karthikeyan, G TETRASOFT 3rd All India Below (1500) Fide Rating Chess Tournament-2018 Sicilian Closed | 1/2-1/2 | B23 | |
| 2018.12.10 | Karthikeyan, G (1382)  vs (1391) Suresh, Bondalapati TETRASOFT 3rd All India Below (1500) Fide Rating Chess Tournament-2018 Scandinavian | 1-0 | B01 | |
| 2018.12.09 | Sathwik, Shivananda P.S (1447)  vs (1382) Karthikeyan, G TETRASOFT 3rd All India Below (1500) Fide Rating Chess Tournament-2018 Sicilian | 0-1 | B32 | |
| 2018.10.23 | Karthikeyan, Murali (2604)  vs (2577) Xu, Xiangyu 3rd India China Chess Summit - 2018 Petrov - Nimzovich | 1/2-1/2 | C42 | |
| 2018.10.22 | Xu, Xiangyu (2577)  vs (2604) Karthikeyan, Murali 3rd India China Chess Summit - 2018 King's Indian Classical - Anderssen | 1/2-1/2 | E92 | |
| 2018.10.21 | Karthikeyan, Murali (2604)  vs (2566) Bai, Jinshi 3rd India China Chess Summit - 2018 Petrov - Nimzovich | 1/2-1/2 | C42 | |
| 2018.10.20 | Bai, Jinshi (2566)  vs (2604) Karthikeyan, Murali 3rd India China Chess Summit - 2018 Nimzo-Indian Three Knights - Moscow | 1/2-1/2 | D38 | |
| 2018.10.19 | Karthikeyan, Murali (2604)  vs (2533) Xu, Yinglun 3rd India China Chess Summit - 2018 Reti Symmetrical - King's Indian | 0-1 | A05 | |
| 2018.10.18 | Xu, Yinglun (2533)  vs (2604) Karthikeyan, Murali 3rd India China Chess Summit - 2018 King's Indian Yugoslav - Normal | 1-0 | E97 | |
| 2018.10.18 | Karthikeyan, Murali (2604)  vs (2635) Lu, Shanglei 3rd India China Chess Summit - 2018 Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2018.10.17 | Lu, Shanglei (2635)  vs (2604) Karthikeyan, Murali 3rd India China Chess Summit - 2018 Sicilian - Alatortsev | 1-0 | B53 | |
| 2018.10.20 | Ajay, Karthikeyan (2195)  vs (2375) Audi, Ameya 1st Goa International Open Grandmasters Chess Tournament 2018. Cat A ( GM OPEN) English Anglo-Indian | 0-1 | A15 | |
| 2018.10.16 | Ajay, Karthikeyan (2195)  vs (2384) Gusain, Himal 1st Goa International Open Grandmasters Chess Tournament 2018. Cat A ( GM OPEN) Queen's Pawn - Mason (Steinitz) | 0-1 | D00 | |
| 2018.10.14 | Ajay, Karthikeyan (2195)  vs (2484) Kunte, Abhijit 1st Goa International Open Grandmasters Chess Tournament 2018. Cat A ( GM OPEN) Indian | 1/2-1/2 | A45 | |
| 2018.10.27 | Karthikeyan, P. (2443)  vs (2413) Buckels, Valentin Hoogeveen Open 2018 English Mikenas - Flohr | 1/2-1/2 | A18 | |
| 2018.10.26 | Kuipers, Stefan (2467)  vs (2443) Karthikeyan, P. Hoogeveen Open 2018 Robatsch | 0-1 | B06 | |
| 2018.10.25 | Li, Henry (2207)  vs (2443) Karthikeyan, P. Hoogeveen Open 2018 Robatsch - Unzicker | 1/2-1/2 | B09 | |
| 2018.10.24 | Karthikeyan, P. (2443)  vs (2676) Safarli, Eltaj Hoogeveen Open 2018 Queen's Pawn Zukertort | 0-1 | D02 | |
| 2018.10.23 | Karthikeyan, P. (2443)  vs (2285) De Boer, Eelke Hoogeveen Open 2018 King's Indian Classical - Gligoric | 1-0 | E92 | |
| 2018.10.22 | Ojas, Kulkarni (2254)  vs (2443) Karthikeyan, P. Hoogeveen Open 2018 English Four Knights | 0-1 | A28 | |
| 2018.10.22 | Karthikeyan, P. (2443)  vs (2667) Guseinov, Gadir Hoogeveen Open 2018 Sicilian Maroczy | 0-1 | B36 | |
| 2018.10.21 | Kokje, Joris (2232)  vs (2443) Karthikeyan, P. Hoogeveen Open 2018 Queen's Gambit Accepted | 0-1 | D20 | |
| 2018.10.20 | Karthikeyan, P. (2443)  vs (2132) Vroombout, Enrico Hoogeveen Open 2018 French Closed Tarrasch | 1-0 | C06 | |
| 2018.08.17 | Priyankara, Chamil (2039)  vs (1220) Karthikeyan, Kiruththikah 4th Negombo Chess Festival - International Rated Chess Championship 2018 Indian | 1-0 | A45 | |
| 2018.07.25 | Ajay, Karthikeyan (2094)  vs (2341) Sankalp, Gupta 44th National Under-15 Open Chess Championship 2018- Kolkata Indian | 1/2-1/2 | A45 | |
| 2018.07.24 | Utsab, Chatterjee (2094)  vs (2094) Ajay, Karthikeyan 44th National Under-15 Open Chess Championship 2018- Kolkata Sicilian Maroczy Breyer - Hungarian | 1/2-1/2 | B39 | |
| 2018.07.23 | Ajay, Karthikeyan (2094)  vs (2065) Soham, Kamotra 44th National Under-15 Open Chess Championship 2018- Kolkata Indian - London | 1-0 | A46 | |
| 2018.07.22 | Ajay, Karthikeyan (2094)  vs (2292) Raahul, V S 44th National Under-15 Open Chess Championship 2018- Kolkata Indian | 1-0 | A45 | |
| 2018.07.21 | Abhinessh, S (1787)  vs (2094) Ajay, Karthikeyan 44th National Under-15 Open Chess Championship 2018- Kolkata Sicilian - Hungarian | 0-1 | B27 | |
| 2018.07.20 | Ajay, Karthikeyan (2094)  vs (1810) Karthik, Sai Ch 44th National Under-15 Open Chess Championship 2018- Kolkata Slav Rubinstein | 1/2-1/2 | D11 | |
| 2018.07.20 | Jain, Kashish Manoj (1868)  vs (2094) Ajay, Karthikeyan 44th National Under-15 Open Chess Championship 2018- Kolkata Sicilian Alapin | 0-1 | B22 | |
| 2018.07.19 | Ajay, Karthikeyan (2094)  vs (1877) Dhanush, Ragav 44th National Under-15 Open Chess Championship 2018- Kolkata Slav Rubinstein | 1/2-1/2 | D11 | |
| 2018.07.18 | Samal, Aditya Ranjan (1791)  vs (2094) Ajay, Karthikeyan 44th National Under-15 Open Chess Championship 2018- Kolkata Indian | 0-1 | A45 | |
| 2018.07.18 | Ajay, Karthikeyan (2094)  vs (1652) Mukhesh, C 44th National Under-15 Open Chess Championship 2018- Kolkata Gruenfeld - Gruenfeld | 1-0 | E60 | |
| 2018.07.17 | Samantaray, Aryan Arnav (1442)  vs (2094) Ajay, Karthikeyan 44th National Under-15 Open Chess Championship 2018- Kolkata Sicilian Closed - Zukertort | 0-1 | B23 | |
| 2018.06.10 | Karthikeyan, P. (2456)  vs (2238) Gajwa, Ankit 11th Mumbai Mayor's Cup 2018 Category A King's Indian Classical - Gligoric | 0-1 | E92 | |
| 2018.06.09 | Bharath, Subramaniyam H (2196)  vs (2456) Karthikeyan, P. 11th Mumbai Mayor's Cup 2018 Category A Sicilian Closed | 0-1 | B23 | |
| 2018.06.08 | Karthikeyan, P. (2456)  vs (2216) Manigandan, S S 11th Mumbai Mayor's Cup 2018 Category A French Advance Winawer - Poisoned Pawn | 1/2-1/2 | C18 | |
| 2018.06.06 | Nguyen, Van Huy (2451)  vs (2233) Ajay, Karthikeyan 11th Mumbai Mayor's Cup 2018 Category A Indian East Przepiorka | 1-0 | A49 | |
| 2018.06.05 | Karthikeyan, P. (2456)  vs (2138) Divya, Deshmukh 11th Mumbai Mayor's Cup 2018 Category A Sicilian | 0-1 | B50 | |
| 2018.06.04 | Karthikeyan, P. (2456)  vs (2265) Pranav, V 11th Mumbai Mayor's Cup 2018 Category A Neo-Indian - Catalan Irregular | 1/2-1/2 | E00 | |
| 2018.06.03 | Amonatov, Farrukh (2605)  vs (2233) Ajay, Karthikeyan 11th Mumbai Mayor's Cup 2018 Category A Sicilian Closed | 1-0 | B23 | |
| 2018.08.14 | Ajay, Karthikeyan (2156)  vs (2404) Raghunandan, Kaumandur Srihari 25th Abu Dhabi International Chess Festival - Masters Indian | 0-1 | A45 | |
| 2018.08.14 | Cheparinov, Ivan (2718)  vs (2609) Karthikeyan, Murali 25th Abu Dhabi International Chess Festival - Masters Sicilian Rauzer (Modern) - Two Knights | 1-0 | B67 | |
| 2018.08.13 | Aronyak, Ghosh (2318)  vs (2156) Ajay, Karthikeyan 25th Abu Dhabi International Chess Festival - Masters Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2018.08.13 | Karthikeyan, Murali (2609)  vs (2707) Fedoseev, Vladimir 25th Abu Dhabi International Chess Festival - Masters Sicilian Scheveningen Najdorf - Byrne | 1-0 | B90 | |
| 2018.08.12 | Ajay, Karthikeyan (2156)  vs (2218) Parnali, S Dharia 25th Abu Dhabi International Chess Festival - Masters Queen's Pawn - Mason | 1-0 | D00 | |
| 2018.08.12 | Saduakassova, Dinara (2495)  vs (2609) Karthikeyan, Murali 25th Abu Dhabi International Chess Festival - Masters King's Indian Fianchetto (Yugoslav) - Gruenfeld | 0-1 | E65 | |
| 2018.08.11 | Aliyev, Ravan (2346)  vs (2156) Ajay, Karthikeyan 25th Abu Dhabi International Chess Festival - Masters King's Indian Fianchetto (Panno) - Gruenfeld | 1-0 | E63 | |
| 2018.08.11 | Karthikeyan, Murali (2609)  vs (2377) Anand, Nadar 25th Abu Dhabi International Chess Festival - Masters Spanish Closed - Anti-Marshall | 1-0 | C88 | |
| 2018.08.11 | Ajay, Karthikeyan (2156)  vs (2295) Karthik, Kumar Pradeep 25th Abu Dhabi International Chess Festival - Masters Indian | 1/2-1/2 | A45 | |
| 2018.08.11 | Gukesh, D (2440)  vs (2609) Karthikeyan, Murali 25th Abu Dhabi International Chess Festival - Masters Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2018.08.09 | Al-Zaabi, Sultan (1945)  vs (2156) Ajay, Karthikeyan 25th Abu Dhabi International Chess Festival - Masters Indian | 0-1 | A45 | |
| 2018.08.09 | Karthikeyan, Murali (2609)  vs (2385) Rakesh, Kumar Jena 25th Abu Dhabi International Chess Festival - Masters Sicilian Closed | 1/2-1/2 | B23 | |
| 2018.08.08 | Ajay, Karthikeyan (2156)  vs (2307) Eric, Jovana 25th Abu Dhabi International Chess Festival - Masters Indian | 0-1 | A45 | |
| 2018.08.08 | Sankalp, Gupta (2304)  vs (2609) Karthikeyan, Murali 25th Abu Dhabi International Chess Festival - Masters Indian East Indian - Torre | 0-1 | A48 | |
| 2018.08.07 | Halvax, Georg (2437)  vs (2156) Ajay, Karthikeyan 25th Abu Dhabi International Chess Festival - Masters King's Indian Schwarz - Semi-Averbakh | 1-0 | E73 | |
| 2018.08.07 | Karthikeyan, Murali (2609)  vs (2285) Hejazipour, Mitra 25th Abu Dhabi International Chess Festival - Masters Sicilian Scheveningen Najdorf (Opecensky) | 1/2-1/2 | B92 | |
| 2018.05.22 | Karthikeyan, Murali (2617)  vs (2456) Khusenkhojaev, Muhammad 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Spanish Breyer - Borisenko | 1-0 | C95 | |
| 2018.05.21 | Karthikeyan, Murali (2617)  vs (2377) Rathnakaran, K. 3rd Kolkata International Open Grandmasters Chess Tournament-2018 French Closed Tarrasch - Botvinnik | 1-0 | C05 | |
| 2018.05.20 | Narayanan, Srinath (2525)  vs (2617) Karthikeyan, Murali 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Irregular Indian - Blumenfeld Gambit (Spielmann) | 1-0 | E10 | |
| 2018.05.19 | Karthikeyan, Murali (2617)  vs (2360) Saravana, Krishnan P. 3rd Kolkata International Open Grandmasters Chess Tournament-2018 French Advance Winawer - Armenian | 1-0 | C17 | |
| 2018.05.18 | Raghunandan, Kaumandur Srihari (2400)  vs (2617) Karthikeyan, Murali 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Neo-Indian - Exchange | 1/2-1/2 | D35 | |
| 2018.05.17 | Karthikeyan, Murali (2617)  vs (2347) Srijit, Paul 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Sicilian | 1-0 | B30 | |
| 2018.05.15 | Karthikeyan, Murali (2617)  vs (2296) Vantika, Agrawal 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Reti Symmetrical - Barcza | 0-1 | A05 | |
| 2018.05.14 | Aditya, Mittal (2199)  vs (2617) Karthikeyan, Murali 3rd Kolkata International Open Grandmasters Chess Tournament-2018 Queen's Gambit Declined - Classical | 0-1 | D37 | |
| 2018.05.27 | Ajay, Karthikeyan (2189)  vs (2437) Das, Sayantan 11th KIIT International Chess Festival - 2018 (Category - A) Queen's Pawn - Mason | 0-1 | D00 | |
| 2018.05.26 | Nitin, S. (2432)  vs (2189) Ajay, Karthikeyan 11th KIIT International Chess Festival - 2018 (Category - A) Sicilian - Hungarian | 1/2-1/2 | B27 | |
| 2018.04.19 | Li, Zhenyu (2216)  vs (2481) Karthikeyan, P. Bangkok Chess Club Open 2018 Irregular Queen's Pawn - Kotov | 1/2-1/2 | A40 | |
| 2018.04.17 | Diez, Allan (2095)  vs (2481) Karthikeyan, P. Bangkok Chess Club Open 2018 Old Benoni Pawn Thrust - Blockade | 0-1 | A44 | |
| 2018.04.16 | Karthikeyan, P. (2481)  vs (2083) Makhija, Aashna Bangkok Chess Club Open 2018 Indian - Trompowsky | 1/2-1/2 | A45 | |
| 2018.04.15 | Jeet, Jain (2232)  vs (2481) Karthikeyan, P. Bangkok Chess Club Open 2018 Sicilian Moscow | 1/2-1/2 | B51 | |
| 2018.04.14 | Karthikeyan, P. (2481)  vs (1607) Dr, Hitesh Vasanwala Bangkok Chess Club Open 2018 Reti King's Indian | 1-0 | A07 | |
| 2018.04.13 | Ashid, Tsetseg-Ulzii (1941)  vs (2481) Karthikeyan, P. Bangkok Chess Club Open 2018 Four Knights Spanish | 1/2-1/2 | C48 | |
| 2018.04.29 | Mahindrakar, Indrajeet (1593)  vs (2387) Karthikeyan, P. 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Robatsch | 1-0 | B06 | |
| 2018.04.29 | Rohan, Bharat Joshi (1752)  vs (2387) Karthikeyan, P. 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Robatsch | 1/2-1/2 | B06 | |
| 2018.04.28 | Karthikeyan, P. (2387)  vs (1931) Gaikwad, Siddhant 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Gruenfeld Three Knights | 1/2-1/2 | D90 | |
| 2018.04.28 | Karthikeyan, P. (2387)  vs (1820) Soham, Datar 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Slav | 1/2-1/2 | D10 | |
| 2018.04.28 | Lekh, Mithawala (1731)  vs (2387) Karthikeyan, P. 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Robatsch | 0-1 | B06 | |
| 2018.04.28 | Karthikeyan, P. (2387)  vs (1416) Boramanikar, Tanisha S 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 English Anglo-Indian - King's Knight | 1-0 | A15 | |
| 2018.04.28 | Kale, Shriram (1076)  vs (2387) Karthikeyan, P. 1st MyBrain All India Open Rapid FIDE Rating Chess Tournament 2018 Gruenfeld Exchange - Modern | 0-1 | D85 | |
| 2018.04.19 | Ajay, Karthikeyan (2127)  vs (2316) Kowsarinia, Amir 2nd Sharjah Masters International Chess Championship Indian | 1-0 | A45 | |
| 2018.04.17 | Ajay, Karthikeyan (2127)  vs (2397) Arjun, Kalyan 2nd Sharjah Masters International Chess Championship Indian | 0-1 | A45 | |
| 2018.04.14 | Viani, Antonio Dcunha (2435)  vs (2127) Ajay, Karthikeyan 2nd Sharjah Masters International Chess Championship Sicilian Closed - Zukertort | 1-0 | B23 | |
| 2018.04.12 | Ajay, Karthikeyan (2127)  vs (2680) Kravtsiv, Martyn 2nd Sharjah Masters International Chess Championship Indian | 0-1 | A45 | |
| 2018.03.01 | Wijesuriya, G P Y (1670)  vs (1252) Karthikeyan, Kiruththikah Women's National [B] Chess Championship 2018 Sicilian | 1-0 | B30 | |
| 2018.02.14 | Karthikeyan, P. (2464)  vs (2573) Narayanan.S.L, 38th National Team Chess Championship - 2018 English Sicilian | 1/2-1/2 | A20 | |
| 2018.02.14 | Jayakumar, P. (1875)  vs (2585) Karthikeyan, Murali 38th National Team Chess Championship - 2018 Sicilian | 0-1 | B40 | |
| 2018.02.13 | Karthikeyan, P. (2464)  vs (2284) Deshmukh, Anup 38th National Team Chess Championship - 2018 Queen's Gambit Declined Pillsbury - Franco-Indian | 1-0 | D53 | |
| 2018.02.13 | Karthikeyan, Murali (2585)  vs (2252) Sahoo, Utkal Ranjan 38th National Team Chess Championship - 2018 Spanish Closed | 1-0 | C84 | |
| 2018.02.12 | Karthikeyan, P. (2464)  vs (2191) Sumit, Kumar 38th National Team Chess Championship - 2018 Slav | 1-0 | D10 | |
| 2018.02.12 | Karthikeyan, Murali (2585)  vs (2457) Visakh, N R 38th National Team Chess Championship - 2018 Spanish Closed - Lenzerheide | 1-0 | C92 | |
| 2018.02.11 | Thejkumar, M. S. (2500)  vs (2585) Karthikeyan, Murali 38th National Team Chess Championship - 2018 King's Indian Schwarz - Averbakh | 1/2-1/2 | E74 | |
| 2018.02.11 | Karthikeyan, P. (2464)  vs (2643) Adhiban, B. 38th National Team Chess Championship - 2018 Nimzo-Indian Classical | 0-1 | E32 | |
| 2018.02.11 | Karthikeyan, P. (2464)  vs (2439) Swayams, Mishra 38th National Team Chess Championship - 2018 English Anglo-Indian (Queen's Knight) | 1-0 | A16 | |
| 2018.02.11 | Das, Arghyadip (2443)  vs (2585) Karthikeyan, Murali 38th National Team Chess Championship - 2018 Spanish Morphy - Barnes | 1/2-1/2 | C70 | |
| 2018.02.10 | Laxman, R.R. (2456)  vs (2464) Karthikeyan, P. 38th National Team Chess Championship - 2018 Indian East Indian | 1/2-1/2 | A48 | |
| 2018.02.10 | Satyapragyan, Swayangsu (2398)  vs (2585) Karthikeyan, Murali 38th National Team Chess Championship - 2018 Sicilian Paulsen | 0-1 | B42 | |
| 2018.02.09 | Deshmukh, Anup (2284)  vs (2585) Karthikeyan, Murali 38th National Team Chess Championship - 2018 King's Indian Schwarz (Makogonov) | 0-1 | E71 | |
| 2018.02.09 | Karthikeyan, P. (2464)  vs (1737) Sudhakar, Prem Dutt 38th National Team Chess Championship - 2018 English Symmetrical | 1-0 | A30 | |
| 2018.02.09 | Karthikeyan, Murali (2585)  vs (2087) Saptorshi, Gupta 38th National Team Chess Championship - 2018 Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2018.02.08 | Karthikeyan, P. (2464)  vs (1389) Sriansh, Das 38th National Team Chess Championship - 2018 Reti Zukertort | 1-0 | A06 | |
| 2018.03.12 | Karthikeyan, P. (2473)  vs (2736) Le, Quang Liem 8th HDBank Cup International Open Chess 2018 - Masters Catalan Irregular - Closed | 1/2-1/2 | E01 | |
| 2018.03.12 | Karthikeyan, Murali (2592)  vs (2558) Pichot, Alan 8th HDBank Cup International Open Chess 2018 - Masters Sicilian | 1-0 | B30 | |
| 2018.03.11 | Laxman, R.R. (2457)  vs (2592) Karthikeyan, Murali 8th HDBank Cup International Open Chess 2018 - Masters Indian Knight | 0-1 | A46 | |
| 2018.03.11 | Aravindh, Chithambaram Vr. (2617)  vs (2473) Karthikeyan, P. 8th HDBank Cup International Open Chess 2018 - Masters Indian | 1/2-1/2 | A45 | |
| 2018.03.10 | Abelgas, Roel (2273)  vs (2473) Karthikeyan, P. 8th HDBank Cup International Open Chess 2018 - Masters Modern Benoni Fianchetto (Hastings) - Fianchetto | 0-1 | A64 | |
| 2018.03.10 | Karthikeyan, Murali (2592)  vs (2402) Hoang, Canh Huan 8th HDBank Cup International Open Chess 2018 - Masters Sicilian Rauzer (Modern) | 1-0 | B66 | |
| 2018.03.10 | Karthikeyan, P. (2473)  vs (2251) Dixit, Nikhil 8th HDBank Cup International Open Chess 2018 - Masters Gruenfeld - Classical | 1-0 | E67 | |
| 2018.03.10 | Kathmale, Sameer (2320)  vs (2592) Karthikeyan, Murali 8th HDBank Cup International Open Chess 2018 - Masters Sicilian | 0-1 | B32 | |
| 2018.01.25 | Karthikeyan, P. (2497)  vs (2372) Rathnakaran, K. 10th Chennai Open International Grandmaster Chess Tournament 2018 for Reti | 0-1 | A04 | |
| 2018.01.24 | Pranav, V (2275)  vs (2497) Karthikeyan, P. 10th Chennai Open International Grandmaster Chess Tournament 2018 for Four Knights Spanish | 0-1 | C48 | |
| 2018.01.23 | Erigaisi, Arjun (2386)  vs (2497) Karthikeyan, P. 10th Chennai Open International Grandmaster Chess Tournament 2018 for Reti | 1-0 | A04 | |
| 2018.01.22 | Dzhumaev, Marat (2434)  vs (2224) Ajay, Karthikeyan 10th Chennai Open International Grandmaster Chess Tournament 2018 for Pirc Two Knights - Quiet | 1-0 | B08 | |
| 2018.01.22 | Karthikeyan, P. (2497)  vs (2240) Maheswaran, P. 10th Chennai Open International Grandmaster Chess Tournament 2018 for English Anglo-Slav | 1-0 | A11 | |
| 2018.01.21 | Masango, Spencer (2215)  vs (2497) Karthikeyan, P. 10th Chennai Open International Grandmaster Chess Tournament 2018 for Reti Symmetrical | 0-1 | A05 | |
| 2018.01.19 | Tran, Tuan Minh (2548)  vs (2224) Ajay, Karthikeyan 10th Chennai Open International Grandmaster Chess Tournament 2018 for Indian - Trompowsky | 1-0 | A45 | |
| 2018.01.19 | Mythireyan, P (2077)  vs (2497) Karthikeyan, P. 10th Chennai Open International Grandmaster Chess Tournament 2018 for Bogo-Indian | 1/2-1/2 | E11 | |
| 2018.01.18 | Karthikeyan, P. (2497)  vs (1808) Rohit, S 10th Chennai Open International Grandmaster Chess Tournament 2018 for English Ultra-Symmetrical (Mecking) | 1-0 | A39 | |
| 2018.02.28 | Karthikeyan, Murali (2585)  vs (2684) Inarkiev, Ernesto Aeroflot Open 2018 A Gruenfeld Kemeri (Bogolubov) | 1/2-1/2 | D78 | |
| 2018.02.27 | Sethuraman, S.P. (2646)  vs (2585) Karthikeyan, Murali Aeroflot Open 2018 A Two Knights - Modern Bishop | 1-0 | C55 | |
| 2018.02.26 | Karthikeyan, Murali (2585)  vs (2630) Gordievsky, Dmitry Aeroflot Open 2018 A Irregular King's Pawn - Nimzovich (Williams) | 1/2-1/2 | B00 | |
| 2018.02.25 | Karthikeyan, Murali (2585)  vs (2664) Korobov, Anton Aeroflot Open 2018 A Reti King's Indian - Barcza | 1/2-1/2 | A07 | |
| 2018.02.24 | Matlakov, Maxim (2709)  vs (2585) Karthikeyan, Murali Aeroflot Open 2018 A Irregular Indian | 1/2-1/2 | E10 | |
| 2018.02.23 | Karthikeyan, Murali (2585)  vs (2709) Mamedov, Rauf Aeroflot Open 2018 A Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2018.02.22 | Iniyan, P (2460)  vs (2585) Karthikeyan, Murali Aeroflot Open 2018 A Gruenfeld - Nimzovich | 0-1 | E60 | |
| 2018.02.21 | Karthikeyan, Murali (2585)  vs (2697) Artemiev, Vladislav Aeroflot Open 2018 A Caro-Kann - Two Knights | 0-1 | B11 | |
| 2018.02.20 | Shinkevich, Vitaly (2454)  vs (2585) Karthikeyan, Murali Aeroflot Open 2018 A King's Indian Fianchetto (Classical) - Classical | 0-1 | E69 | |
| 2018.01.16 | Karthikeyan, P. (2497)  vs (2337) Sammed Jaykumar, Shete DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Gruenfeld - Classical | 1/2-1/2 | E67 | |
| 2018.01.16 | Karthikeyan, Murali (2580)  vs (2472) Rahman, Ziaur DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Sicilian Boleslavsky - Boleslavsky | 1/2-1/2 | B59 | |
| 2018.01.15 | Mohammad, Nubairshah Shaikh (2380)  vs (2497) Karthikeyan, P. DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Nimzo-Indian St. Petersburg Rubinstein - Reshevsky | 1-0 | E46 | |
| 2018.01.15 | Karthikeyan, Murali (2580)  vs (2471) Deviatkin, Andrei DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Spanish Berlin | 1/2-1/2 | C65 | |
| 2018.01.14 | Karthikeyan, P. (2497)  vs (2303) Sankalp, Gupta DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Reti Symmetrical | 1-0 | A05 | |
| 2018.01.14 | Naiditsch, Arkadij (2701)  vs (2580) Karthikeyan, Murali DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Spanish Open Berlin | 1-0 | C67 | |
| 2018.01.13 | Tiwari, Arjun (2179)  vs (2497) Karthikeyan, P. DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Four Knights - Scotch | 1/2-1/2 | C47 | |
| 2018.01.13 | Tran, Tuan Minh (2548)  vs (2580) Karthikeyan, Murali DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi King's Indian Modern | 0-1 | E94 | |
| 2018.01.12 | Karthikeyan, P. (2497)  vs (2307) Moksh, Amit Doshi DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Reti Symmetrical | 1-0 | A05 | |
| 2018.01.12 | Karthikeyan, Murali (2580)  vs (2450) Gusain, Himal DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2018.01.12 | Matta, Vinay Kumar (2269)  vs (2497) Karthikeyan, P. DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Irregular King's Pawn - Nimzovich | 1/2-1/2 | B00 | |
| 2018.01.12 | Karthikeyan, Murali (2580)  vs (2386) Erigaisi, Arjun DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi French Paulsen - Burn | 1-0 | C11 | |
| 2018.01.11 | Karthikeyan, P. (2497)  vs (2289) Aradhya, Garg DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Queen's Gambit Declined - Vienna | 1/2-1/2 | D30 | |
| 2018.01.11 | Hafiz, Arif Abdul (2324)  vs (2580) Karthikeyan, Murali DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Sicilian Closed - Zukertort | 0-1 | B23 | |
| 2018.01.10 | Koustav, Chatterjee (2288)  vs (2497) Karthikeyan, P. DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi English Anglo-Indian - Neo-Catalan Accepted | 1/2-1/2 | A13 | |
| 2018.01.10 | Karthikeyan, Murali (2580)  vs (2319) Mitrabha, Guha DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Caro-Kann - Advance (Short) | 1/2-1/2 | B12 | |
| 2018.01.10 | Karthikeyan, P. (2497)  vs (2217) Patil, Pratik DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Reti Symmetrical | 1-0 | A05 | |
| 2018.01.10 | Srinath, Rao S.V. (2270)  vs (2580) Karthikeyan, Murali DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Sicilian Alapin - Smith-Morra | 0-1 | B22 | |
| 2018.01.09 | Soham, Kamotra (2013)  vs (2497) Karthikeyan, P. DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi English Anglo-Indian | 0-1 | A15 | |
| 2018.01.09 | Karthikeyan, Murali (2580)  vs (2038) Bhattacharya, Niladri Shekhar DELHI OPEN 2018 Category "A" Cash Prize 27,77,777, IGI Stadium, New Delhi Caro-Kann | 1-0 | B10 | |
| 2017.11.10 | Karthikeyan, Murali (2578)  vs (2392) Laxman, R.R. Khadi India 55th National Premier Chess Championship 2017 Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2017.11.09 | Swapnil, S. Dhopade (2516)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Irregular Indian | 1/2-1/2 | E10 | |
| 2017.11.08 | Das, Arghyadip (2434)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Spanish Open (Howell) | 1/2-1/2 | C81 | |
| 2017.11.07 | Karthikeyan, Murali (2578)  vs (2494) Debashis, Das Khadi India 55th National Premier Chess Championship 2017 Reti Symmetrical - Yugoslav | 1/2-1/2 | A07 | |
| 2017.11.06 | Himanshu, Sharma (2510)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Spanish Morphy - Exchange | 0-1 | C68 | |
| 2017.11.05 | Karthikeyan, Murali (2578)  vs (2422) Shyaamnikhil, P Khadi India 55th National Premier Chess Championship 2017 Sicilian Scheveningen Najdorf - Adams | 0-1 | B90 | |
| 2017.11.04 | Nitin, S. (2415)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Four Knights Spanish - Rubinstein (Henneberger) | 1/2-1/2 | C48 | |
| 2017.11.02 | Karthikeyan, Murali (2578)  vs (2525) Lalith, Babu M R Khadi India 55th National Premier Chess Championship 2017 Caro-Kann - Two Knights (Mindeno) | 1-0 | B11 | |
| 2017.11.01 | Sunilduth Lyna, Narayanan (2568)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Bishop's Opening Berlin | 1/2-1/2 | C24 | |
| 2017.10.31 | Karthikeyan, Murali (2578)  vs (2477) Deepan, Chakkravarthy J. Khadi India 55th National Premier Chess Championship 2017 Reti King's Indian | 1-0 | A07 | |
| 2017.10.30 | Sammed Jaykumar, Shete (2310)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Giuoco Piano - Pianissimo | 1/2-1/2 | C54 | |
| 2017.10.29 | Karthikeyan, Murali (2578)  vs (2573) Aravindh, Chithambaram Vr. Khadi India 55th National Premier Chess Championship 2017 French Paulsen - Swiss | 1/2-1/2 | C11 | |
| 2017.10.28 | Kunte, Abhijit (2503)  vs (2578) Karthikeyan, Murali Khadi India 55th National Premier Chess Championship 2017 Indian East Przepiorka | 1/2-1/2 | A49 | |
| 2017.11.25 | Karthikeyan, Murali (2578)  vs (2471) Zanan, Evgeny World Junior under 20 Championship 2017 (150309) Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2017.11.24 | Karthikeyan, Murali (2578)  vs (2476) Salomon, Johan World Junior under 20 Championship 2017 (150309) Sicilian Scheveningen Najdorf - Adams | 1-0 | B90 | |
| 2017.11.22 | Alekseenko, Kirill (2563)  vs (2578) Karthikeyan, Murali World Junior under 20 Championship 2017 (150309) Spanish Berlin | 1-0 | C65 | |
| 2017.11.21 | Karthikeyan, Murali (2578)  vs (2482) Gagare, Shardul World Junior under 20 Championship 2017 (150309) Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2017.11.20 | Gholami, Aryan (2483)  vs (2578) Karthikeyan, Murali World Junior under 20 Championship 2017 (150309) Reti Symmetrical - Barcza | 1/2-1/2 | A05 | |
| 2017.11.19 | Karthikeyan, Murali (2578)  vs (2470) Jarmula, Lukasz World Junior under 20 Championship 2017 (150309) French Advance Winawer | 1-0 | C18 | |
| 2017.11.17 | Xu, Xiangyu (2543)  vs (2578) Karthikeyan, Murali World Junior under 20 Championship 2017 (150309) Reti Symmetrical - Barcza | 1-0 | A05 | |
| 2017.11.16 | Karthikeyan, Murali (2578)  vs (2506) Moroni, Luca Jr World Junior under 20 Championship 2017 (150309) Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2017.11.15 | Lomasov, Semen (2490)  vs (2578) Karthikeyan, Murali World Junior under 20 Championship 2017 (150309) Scotch - Scotch Schmid (Mieses) | 1/2-1/2 | C45 | |
| 2017.11.14 | Karthikeyan, Murali (2578)  vs (2425) Vrolijk, Liam World Junior under 20 Championship 2017 (150309) Reti Symmetrical - Nimzovich | 1-0 | A17 | |
| 2017.11.13 | Tutisani, Noe (2361)  vs (2578) Karthikeyan, Murali World Junior under 20 Championship 2017 (150309) Sicilian | 0-1 | B33 | |
| 2017.09.26 | Karthikeyan, Murali (2367)  vs (2684) Wei, Yi 5th Asian Indoor & Martial Arts Games U23 Rapid Men Caro-Kann - Two Knights | 0-1 | B11 | |
| 2017.09.26 | Karthikeyan, Murali (2367)  vs (2524) Atabayev, Maksat 5th Asian Indoor & Martial Arts Games U23 Rapid Men Petrov - Cozio | 1/2-1/2 | C42 | |
| 2017.09.25 | Maghsoodloo, Parham (2329)  vs (2367) Karthikeyan, Murali 5th Asian Indoor & Martial Arts Games U23 Rapid Men Reti Symmetrical - Barcza | 0-1 | A05 | |
| 2017.09.25 | Abdusattorov, Nodirbek (2205)  vs (2367) Karthikeyan, Murali 5th Asian Indoor & Martial Arts Games U23 Rapid Men Spanish Berlin | 0-1 | C65 | |
| 2017.09.25 | Karthikeyan, Murali (2367)  vs (2376) Garcia, Jan Emmanuel 5th Asian Indoor & Martial Arts Games U23 Rapid Men Spanish Berlin | 0-1 | C65 | |
| 2017.09.25 | Le, Tuan Minh (2228)  vs (2367) Karthikeyan, Murali 5th Asian Indoor & Martial Arts Games U23 Rapid Men Irregular Indian | 0-1 | E10 | |
| 2017.06.11 | Ajay, Karthikeyan (2023)  vs (2211) Aditya, Mittal 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Queen's Pawn Zukertort - Symmetrical | 1-0 | D02 | |
| 2017.05.29 | Singh, S. Vikramjit (2213)  vs (1988) Ajay, Karthikeyan 10th KiiT International Chess Festival - 2017 (Category - A) King's Indian Schwarz | 1-0 | E70 | |
| 2017.06.11 | Navalgund, Niranjan (2351)  vs (2502) Karthikeyan, P. 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Nimzo-Indian Berlin (Pirc) | 0-1 | E39 | |
| 2017.06.10 | Nitin, S. (2427)  vs (2023) Ajay, Karthikeyan 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Pirc | 1-0 | B07 | |
| 2017.06.10 | Karthikeyan, P. (2502)  vs (2200) Pranav, Shetty 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A King's Indian Schwarz - Averbakh | 1-0 | E74 | |
| 2017.06.09 | Ajay, Karthikeyan (2023)  vs (2282) Raahul, V S 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Dutch Classical | 1-0 | A90 | |
| 2017.06.09 | Nitish, Belurkar (2279)  vs (2502) Karthikeyan, P. 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Sicilian Alapin - Smith-Morra | 1/2-1/2 | B22 | |
| 2017.06.08 | Rahman, Syed Mahfuzur (2260)  vs (2023) Ajay, Karthikeyan 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Pirc Austrian - Weiss | 0-1 | B09 | |
| 2017.06.08 | Karthikeyan, P. (2502)  vs (2332) Rathanvel, V S 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Bogo-Indian - Gruenfeld | 1/2-1/2 | E11 | |
| 2017.05.26 | Ghosh, Diptayan (2569)  vs (1988) Ajay, Karthikeyan 10th KiiT International Chess Festival - 2017 (Category - A) King's Indian Fianchetto (Panno) - Gruenfeld | 1-0 | E63 | |
| 2017.06.07 | Saravana, Krishnan P. (2353)  vs (2502) Karthikeyan, P. 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Queen's Indian - Petrosian | 1/2-1/2 | E12 | |
| 2017.06.07 | Karthikeyan, P. (2502)  vs (2252) Sekar, B 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A English Mikenas - Flohr | 1-0 | A18 | |
| 2017.06.06 | Muthaiah, Al (2297)  vs (2502) Karthikeyan, P. 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A King's Indian Fianchetto (Classical) - Classical | 1/2-1/2 | E68 | |
| 2017.06.05 | Karthikeyan, P. (2502)  vs (2023) Ajay, Karthikeyan 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Reti Symmetrical | 1-0 | A05 | |
| 2017.06.05 | Chandreyee, Hajra (1997)  vs (2502) Karthikeyan, P. 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Sicilian Barnes (Bastrikov) | 0-1 | B47 | |
| 2017.06.05 | Ajay, Karthikeyan (2023)  vs (2337) Sangma, Rahul 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Queen's Indian Capablanca - Yates | 1/2-1/2 | E16 | |
| 2017.06.04 | Kulkarni, Bhakti (2292)  vs (2023) Ajay, Karthikeyan 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Indian East Przepiorka | 0-1 | A49 | |
| 2017.06.04 | Karthikeyan, P. (2502)  vs (2177) Kiran, Manisha Mohanty 10TH MUMBAI MAYOR'S CUP INTERNATIONAL OPEN CHESS TOURNAMENT 2017 GROUP - A Indian East Indian - Torre | 1/2-1/2 | A48 | |
| 2017.08.22 | Muradli, Mahammad (2357)  vs (2579) Karthikeyan, Murali 24th Abu Dhabi Int. Chess Festival - Masters Tournament King's Indian Classical - Gligoric | 0-1 | E92 | |
| 2017.08.21 | Karthikeyan, Murali (2579)  vs (2378) Saravana, Krishnan P. 24th Abu Dhabi Int. Chess Festival - Masters Tournament Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2017.08.20 | Phadke, Sohan (2111)  vs (2579) Karthikeyan, Murali 24th Abu Dhabi Int. Chess Festival - Masters Tournament Indian | 0-1 | A45 | |
| 2017.08.19 | Eggleston, David J (2380)  vs (2579) Karthikeyan, Murali 24th Abu Dhabi Int. Chess Festival - Masters Tournament Two Knights - Pianissimo | 1-0 | C54 | |
| 2017.08.19 | Karthikeyan, Murali (2579)  vs (2448) Vignesh, N R 24th Abu Dhabi Int. Chess Festival - Masters Tournament Reti Symmetrical - King's Indian | 0-1 | A05 | |
| 2017.08.17 | Batchuluun, Tsegmed (2555)  vs (2579) Karthikeyan, Murali 24th Abu Dhabi Int. Chess Festival - Masters Tournament Queen's Gambit Declined | 1/2-1/2 | D30 | |
| 2017.08.16 | Karthikeyan, Murali (2579)  vs (2441) Neelotpal, Das 24th Abu Dhabi Int. Chess Festival - Masters Tournament Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2017.08.15 | Fawzy, Adham (2422)  vs (2579) Karthikeyan, Murali 24th Abu Dhabi Int. Chess Festival - Masters Tournament King's Knight - Scotch Gambit | 1/2-1/2 | C44 | |
| 2017.08.14 | Karthikeyan, Murali (2579)  vs (2259) Rayes, Abdul Kader 24th Abu Dhabi Int. Chess Festival - Masters Tournament French Closed Tarrasch | 1-0 | C06 | |
| 2017.05.20 | Wei, Yi (2732)  vs (2585) Karthikeyan, Murali Asian Continental Chess Championships (Open and Women’s Championships) Spanish Breyer - Borisenko | 1-0 | C95 | |
| 2017.05.19 | Karthikeyan, Murali (2585)  vs (2653) Ganguly, Surya Shekhar Asian Continental Chess Championships (Open and Women’s Championships) French Open Tarrasch - Eliskases | 1/2-1/2 | C07 | |
| 2017.05.18 | Karthikeyan, Murali (2585)  vs (2485) Gundavaa, Bayarsaikhan Asian Continental Chess Championships (Open and Women’s Championships) Spanish Morphy - Anderssen | 1-0 | C77 | |
| 2017.05.17 | Adhiban, B. (2672)  vs (2585) Karthikeyan, Murali Asian Continental Chess Championships (Open and Women’s Championships) Indian - Trompowsky | 1-0 | A45 | |
| 2017.05.16 | Karthikeyan, Murali (2585)  vs (2452) Hossain, Enamul Asian Continental Chess Championships (Open and Women’s Championships) Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2017.05.15 | Utegaliyev, Azamat (2522)  vs (2585) Karthikeyan, Murali Asian Continental Chess Championships (Open and Women’s Championships) Reti Symmetrical - King's Fianchetto | 1/2-1/2 | A15 | |
| 2017.05.14 | Karthikeyan, Murali (2585)  vs (2312) Zhang, Ziji Asian Continental Chess Championships (Open and Women’s Championships) Reti King's Indian | 1/2-1/2 | A07 | |
| 2017.05.13 | Atabayev, Saparmyrat (2422)  vs (2585) Karthikeyan, Murali Asian Continental Chess Championships (Open and Women’s Championships) Sicilian Rauzer (Modern) - Two Knights | 0-1 | B67 | |
| 2017.05.12 | Karthikeyan, Murali (2585)  vs (2406) Nguyen, Huynh Minh Huy Asian Continental Chess Championships (Open and Women’s Championships) Sicilian Open - Prins (Rauzer) | 1/2-1/2 | B55 | |
| 2017.07.21 | Neffe, Axel (2257)  vs (2187) Ajay, Karthikeyan XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Pirc - Byrne | 0-1 | B07 | |
| 2017.07.20 | Ajay, Karthikeyan (2187)  vs (2004) Molano Lafuente, Ismael XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Queen's Pawn Zukertort | 1-0 | D02 | |
| 2017.07.19 | Larsson, Anders (2276)  vs (2187) Ajay, Karthikeyan XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Pirc Two Knights - Schlechter | 1-0 | B08 | |
| 2017.07.18 | Ajay, Karthikeyan (2187)  vs (2012) Gandhi, Anish XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Gruenfeld | 1-0 | D70 | |
| 2017.07.17 | Moravich, Juan (2006)  vs (2187) Ajay, Karthikeyan XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) English Anglo-Indian (Queen's Knight) | 0-1 | A16 | |
| 2017.07.16 | Ajay, Karthikeyan (2187)  vs (2016) Manush, Shah XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Queen's Pawn Zukertort - Symmetrical | 0-1 | D02 | |
| 2017.07.15 | Oblitas, Carlomagno (2395)  vs (2187) Ajay, Karthikeyan XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) English Anglo-Indian (Queen's Knight) | 1-0 | A16 | |
| 2017.07.14 | Ajay, Karthikeyan (2187)  vs (2361) Karim, Ismael XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Modern | 1/2-1/2 | A41 | |
| 2017.07.13 | Niklesh, Kumar Jain (1822)  vs (2187) Ajay, Karthikeyan XIX Obert Internacional Sant Martí 2017 Grup A (event code 159827) Pirc Austrian - Unzicker | 0-1 | B09 | |
| 2017.03.01 | Sjugirov, Sanan (2673)  vs (2578) Karthikeyan, Murali Aeroflot Open 2017 A Sicilian Paulsen - Polugaevsky | 1/2-1/2 | B42 | |
| 2017.02.28 | Karthikeyan, Murali (2578)  vs (2474) Narayanan, Srinath Aeroflot Open 2017 A Sicilian Open - Prins | 1/2-1/2 | B55 | |
| 2017.02.27 | Debashis, Das (2472)  vs (2578) Karthikeyan, Murali Aeroflot Open 2017 A King's Indian Schwarz - Semi-Averbakh | 1/2-1/2 | E73 | |
| 2017.02.26 | Karthikeyan, Murali (2578)  vs (2648) Berkes, Ferenc Aeroflot Open 2017 A Caro-Kann - Advance | 0-1 | B12 | |
| 2017.02.25 | Motylev, Alexander (2663)  vs (2578) Karthikeyan, Murali Aeroflot Open 2017 A Spanish Breyer - Borisenko | 1/2-1/2 | C95 | |
| 2017.02.24 | Karthikeyan, Murali (2578)  vs (2423) Kovalevskaya, Ekaterina Aeroflot Open 2017 A Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2017.02.23 | Harutyunian, Tigran K. (2515)  vs (2578) Karthikeyan, Murali Aeroflot Open 2017 A Reti Symmetrical - Barcza | 0-1 | A05 | |
| 2017.02.22 | Karthikeyan, Murali (2578)  vs (2723) Inarkiev, Ernesto Aeroflot Open 2017 A Spanish Closed | 0-1 | C84 | |
| 2017.02.21 | Yu, Yangyi (2738)  vs (2578) Karthikeyan, Murali Aeroflot Open 2017 A Sicilian | 1/2-1/2 | B40 | |
| 2017.02.08 | Anuj, Shrivatri (1942)  vs (2506) Karthikeyan, P. 37th National Team Chess Championship 2017- Bhopal Indian Knight - Spielmann | 1/2-1/2 | A46 | |
| 2017.02.07 | Karthikeyan, P. (2506)  vs (1933) Sameer, Ghotane 37th National Team Chess Championship 2017- Bhopal Reti Zukertort | 1-0 | A06 | |
| 2017.02.06 | Deshmukh, Anup (2229)  vs (2506) Karthikeyan, P. 37th National Team Chess Championship 2017- Bhopal Spanish Closed - Lenzerheide | 0-1 | C92 | |
| 2017.02.05 | Karthikeyan, P. (2506)  vs (2481) Puranik, Abhimanyu 37th National Team Chess Championship 2017- Bhopal Reti Symmetrical | 1-0 | A05 | |
| 2017.02.03 | Karthikeyan, P. (2506)  vs (2237) Jayakumaar, S 37th National Team Chess Championship 2017- Bhopal Reti Gambit - Advance | 1/2-1/2 | A09 | |
| 2017.02.02 | Karthikeyan, P. (2506)  vs (1803) Vikash, Kumar Dwivedi 37th National Team Chess Championship 2017- Bhopal Gruenfeld Kemeri (Bogolubov) - King's Fianchetto | 1-0 | D78 | |
| 2017.01.25 | Ajay, Karthikeyan (1777)  vs (2225) Mahalakshmi, M 9th Chennai Open International Grandmaster Chess Tournament 2017 Bogo-Indian | 1/2-1/2 | E11 | |
| 2017.01.23 | Ajay, Karthikeyan (1777)  vs (2067) Manigandan, S S 9th Chennai Open International Grandmaster Chess Tournament 2017 Gruenfeld | 1-0 | D70 | |
| 2017.01.19 | Hemanth, Raam (2231)  vs (1777) Ajay, Karthikeyan 9th Chennai Open International Grandmaster Chess Tournament 2017 Pirc Two Knights - Schlechter | 1-0 | B08 | |
| 2017.01.18 | Laxman, R.R. (2416)  vs (1777) Ajay, Karthikeyan 9th Chennai Open International Grandmaster Chess Tournament 2017 Indian East Indian - Torre | 1-0 | A48 | |
| 2016.12.16 | Flear, Glenn C (2428)  vs (2474) Karthikeyan, P. 8th CSC London Chess Classic Queen's Indian Spassky | 1/2-1/2 | E14 | |
| 2016.12.16 | Karthikeyan, Murali (2530)  vs (2581) Lenderman, Alex 8th CSC London Chess Classic French Open Tarrasch | 1-0 | C07 | |
| 2016.12.15 | Karthikeyan, P. (2474)  vs (2563) Shabalov, Alexander 8th CSC London Chess Classic Modern - Lizard | 1/2-1/2 | B06 | |
| 2016.12.15 | Istratescu, Andrei (2596)  vs (2530) Karthikeyan, Murali 8th CSC London Chess Classic Slav Two Knights - Chameleon | 1/2-1/2 | D11 | |
| 2016.12.14 | Karthikeyan, Murali (2530)  vs (2340) Zujev, Oleg 8th CSC London Chess Classic Sicilian Paulsen - Polugaevsky | 1-0 | B42 | |
| 2016.12.14 | Safarli, Eltaj (2691)  vs (2474) Karthikeyan, P. 8th CSC London Chess Classic Vienna Falkbeer - Mieses | 1-0 | C26 | |
| 2016.12.13 | Grafl, Florian (2394)  vs (2530) Karthikeyan, Murali 8th CSC London Chess Classic Dunst (Sleipner, Heinrichsen) opening - Two Knights | 0-1 | A04 | |
| 2016.12.13 | Karthikeyan, P. (2474)  vs (2571) Moussard, Jules 8th CSC London Chess Classic Modern - Lizard | 1-0 | B06 | |
| 2016.12.12 | Cornette, Matthieu (2597)  vs (2474) Karthikeyan, P. 8th CSC London Chess Classic English Sicilian | 1/2-1/2 | A20 | |
| 2016.12.12 | Karthikeyan, Murali (2530)  vs (2598) Bok, Benjamin 8th CSC London Chess Classic Sicilian Scheveningen Najdorf - Adams | 0-1 | B90 | |
| 2016.12.11 | Karthikeyan, P. (2474)  vs (2342) Buckley, Graeme N 8th CSC London Chess Classic Reti | 1-0 | A04 | |
| 2016.12.11 | Hovhannisyan, Robert (2630)  vs (2530) Karthikeyan, Murali 8th CSC London Chess Classic Spanish Breyer - Borisenko | 1/2-1/2 | C95 | |
| 2017.01.05 | SENGUPTA, Deep (2575)  vs (2530) KARTHIKEYAN, Murali Hastings Masters 2016/17 Queen's Gambit Declined | 1-0 | D30 | |
| 2017.01.11 | Karthikeyan, Murali (2564)  vs (2416) Raghunandan, Kaumandur Srihari 15th Delhi International Cat: A Sicilian Open | 1-0 | B54 | |
| 2017.01.10 | Urazayev, Arystanbek (2365)  vs (2564) Karthikeyan, Murali 15th Delhi International Cat: A Sicilian Moscow | 0-1 | B51 | |
| 2017.01.10 | Karthikeyan, Murali (2564)  vs (2211) Jayakumaar, S 15th Delhi International Cat: A Reti King's Indian | 1-0 | A07 | |
| 2017.01.04 | KARTHIKEYAN, Murali (2530)  vs (2647) SETHURAMAN, S.P. Hastings Masters 2016/17 Spanish Closed | 1/2-1/2 | C84 | |
| 2017.01.09 | Vantika, Agrawal (2059)  vs (2564) Karthikeyan, Murali 15th Delhi International Cat: A Indian Knight - Blumenfeld Gambit (Spielmann) | 0-1 | E10 | |
| 2017.01.03 | KARTHIKEYAN, Murali (2530)  vs (2584) GLEDURA, Benjamin Hastings Masters 2016/17 Spanish Closed | 1-0 | C84 | |
| 2016.12.10 | Karthikeyan, Murali (2530)  vs (2140) Zoltek, Tadeusz 8th CSC London Chess Classic French - Hanham | 1-0 | C00 | |
| 2016.12.10 | Melkumyan, Hrant (2633)  vs (2474) Karthikeyan, P. 8th CSC London Chess Classic Reti Symmetrical | 1/2-1/2 | A05 | |
| 2017.01.02 | THYBO, Jesper Sondergaard (2352)  vs (2530) KARTHIKEYAN, Murali Hastings Masters 2016/17 Reti Symmetrical | 0-1 | A05 | |
| 2017.01.01 | KARTHIKEYAN, Murali (2530)  vs (2502) RASMUSSEN, Allan Stig Hastings Masters 2016/17 Caro-Kann - Two Knights | 0-1 | B11 | |
| 2016.12.10 | Karthikeyan, P. (2474)  vs (2212) Czajkowski, Adam 8th CSC London Chess Classic Gruenfeld Saemisch - Landau | 1-0 | D82 | |
| 2016.12.10 | Rydstrom, Tom (2239)  vs (2530) Karthikeyan, Murali 8th CSC London Chess Classic Sicilian Barnes (Bastrikov) | 0-1 | B47 | |
| 2016.12.31 | MARZANO, Carlo (2186)  vs (2530) KARTHIKEYAN, Murali Hastings Masters 2016/17 Queen's Gambit Declined Orthodox (Rubinstein) | 0-1 | D61 | |
| 2016.12.30 | KARTHIKEYAN, Murali (2530)  vs (2365) BATCHELOR, Peter J Hastings Masters 2016/17 Caro-Kann - Two Knights | 1-0 | B11 | |
| 2016.12.09 | Burke, John (2055)  vs (2474) Karthikeyan, P. 8th CSC London Chess Classic Irregular King's Pawn - Pianissimo | 0-1 | C54 | |
| 2016.12.09 | Karthikeyan, Murali (2530)  vs (2078) Waddington, Mike P 8th CSC London Chess Classic Spanish Berlin | 1-0 | C65 | |
| 2016.12.29 | DAS, Arghyadip (2399)  vs (2530) KARTHIKEYAN, Murali Hastings Masters 2016/17 Sicilian Paulsen - Reti | 1/2-1/2 | B41 | |
| 2016.12.28 | KARTHIKEYAN, Murali (2530)  vs (2300) WEBB, Laurence E Hastings Masters 2016/17 Caro-Kann - Two Knights | 1-0 | B11 | |
| 2016.11.30 | Karthikeyan, Murali (2530)  vs (2316) Dhulipalla, Bala Chandra Prasad 54th National Premier Chess Championship - 2016 Spanish Closed | 1-0 | C85 | |
| 2016.11.29 | Nitin, S. (2415)  vs (2530) Karthikeyan, Murali 54th National Premier Chess Championship - 2016 Four Knights Spanish - Rubinstein (Henneberger) | 0-1 | C48 | |
| 2016.11.28 | Karthikeyan, Murali (2530)  vs (2389) Abhishek, Kelkar 54th National Premier Chess Championship - 2016 Reti King's Indian | 1-0 | A07 | |
| 2016.11.26 | Karthikeyan, Murali (2530)  vs (2666) Adhiban, B. 54th National Premier Chess Championship - 2016 Sicilian | 1/2-1/2 | B30 | |
| 2016.11.24 | Sriram, Jha (2426)  vs (2530) Karthikeyan, Murali 54th National Premier Chess Championship - 2016 King's Indian Saemisch | 0-1 | E81 | |
| 2016.11.22 | Karthikeyan, Murali (2530)  vs (2384) Ravi, Teja S. 54th National Premier Chess Championship - 2016 Caro-Kann - Advance | 1-0 | B12 | |
| 2016.11.21 | Aravindh, Chithambaram Vr. (2565)  vs (2530) Karthikeyan, Murali 54th National Premier Chess Championship - 2016 Sicilian Rauzer (Modern) - Two Knights | 1-0 | B67 | |
| 2016.11.20 | Karthikeyan, Murali (2530)  vs (2494) Kunte, Abhijit 54th National Premier Chess Championship - 2016 Spanish Closed | 1/2-1/2 | C84 | |
| 2016.11.19 | Laxman, R.R. (2387)  vs (2530) Karthikeyan, Murali 54th National Premier Chess Championship - 2016 Indian Knight - Blumenfeld Gambit (Accepted) | 0-1 | E10 | |
| 2016.11.18 | Karthikeyan, Murali (2530)  vs (2689) Vidit, Santosh Gujrathi 54th National Premier Chess Championship - 2016 Sicilian | 1-0 | B50 | |
| 2016.11.17 | Bakre, Tejas (2450)  vs (2530) Karthikeyan, Murali 54th National Premier Chess Championship - 2016 Indian - Mexican | 1/2-1/2 | A50 | |
| 2016.07.11 | Karthikeyan, Murali (2513)  vs (2491) Henriquez Villagra, Cristobal XXXIX Open Internacional de Barberà del Vallès "A" Sicilian Sozin - Benko | 1/2-1/2 | B57 | |
| 2016.07.10 | Prasanna, Raghuram Rao (2475)  vs (2513) Karthikeyan, Murali XXXIX Open Internacional de Barberà del Vallès "A" Slav Two Knights - Chameleon | 0-1 | D11 | |
| 2016.07.09 | Karthikeyan, Murali (2513)  vs (2392) Anurag, Mhamal XXXIX Open Internacional de Barberà del Vallès "A" Reti King's Indian | 1-0 | A07 | |
| 2016.07.08 | Alonso Rosell, Alvar (2545)  vs (2513) Karthikeyan, Murali XXXIX Open Internacional de Barberà del Vallès "A" King's Indian Schwarz (Makogonov) | 1-0 | E71 | |
| 2016.07.07 | Karthikeyan, Murali (2513)  vs (2403) Raghunandan, Kaumandur Srihari XXXIX Open Internacional de Barberà del Vallès "A" Reti King's Indian | 1-0 | A07 | |
| 2016.07.06 | Teichmann, Erik O M C (2312)  vs (2513) Karthikeyan, Murali XXXIX Open Internacional de Barberà del Vallès "A" Polish Sokolsky opening | 0-1 | A00 | |
| 2016.07.05 | Karthikeyan, Murali (2513)  vs (2361) Liu, Chang XXXIX Open Internacional de Barberà del Vallès "A" Reti Symmetrical - Barcza | 1/2-1/2 | A05 | |
| 2016.07.04 | Villar Reymundo, Juan Antonio (2165)  vs (2513) Karthikeyan, Murali XXXIX Open Internacional de Barberà del Vallès "A" Gruenfeld - Classical | 0-1 | E67 | |
| 2016.05.11 | Rajdeep, Sarkar (2217)  vs (2518) Karthikeyan, Murali Asian Junior Open Chess Championship-2016 Indian East Indian | 1/2-1/2 | A48 | |
| 2016.05.10 | Karthikeyan, Murali (2518)  vs (2425) Mousavi, Seyed Khalil Asian Junior Open Chess Championship-2016 French Tarrasch | 1/2-1/2 | C03 | |
| 2016.05.09 | Karthikeyan, Murali (2518)  vs (2179) Rakesh, Kumar Jena Asian Junior Open Chess Championship-2016 Reti Symmetrical - King's Indian | 1-0 | A05 | |
| 2016.05.08 | Pranavananda, V (2308)  vs (2518) Karthikeyan, Murali Asian Junior Open Chess Championship-2016 Gruenfeld | 0-1 | D70 | |
| 2016.05.07 | Aravindh, Chithambaram Vr. (2528)  vs (2518) Karthikeyan, Murali Asian Junior Open Chess Championship-2016 Scotch - Scotch Schmid | 1/2-1/2 | C45 | |
| 2016.05.06 | Karthikeyan, Murali (2518)  vs (2507) Sunilduth Lyna, Narayanan Asian Junior Open Chess Championship-2016 Sicilian Scheveningen Najdorf - Adams | 0-1 | B90 | |
| 2016.05.05 | Harsha, Bharathakoti (2329)  vs (2518) Karthikeyan, Murali Asian Junior Open Chess Championship-2016 King's Indian | 0-1 | E90 | |
| 2016.05.05 | Karthikeyan, Murali (2518)  vs (2253) Sammed Jaykumar, Shete Asian Junior Open Chess Championship-2016 Spanish Closed (Steenwijker) - Sharp Worrall | 1-0 | C86 | |
| 2016.05.04 | Adhithya, S (2055)  vs (2518) Karthikeyan, Murali Asian Junior Open Chess Championship-2016 English Anglo-Indian (Queen's Knight) | 0-1 | A16 | |
| 2016.07.03 | Karthikeyan, Murali (2517)  vs (2294) Raghunandan, Kaumandur Srihari XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. Sicilian Scheveningen Najdorf - Lipnitsky | 0-1 | B90 | |
| 2016.07.02 | Cori, Jorge (2602)  vs (2517) Karthikeyan, Murali XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. Robatsch | 1-0 | B06 | |
| 2016.07.01 | Karthikeyan, Murali (2517)  vs (2445) Akesson, Ralf XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. French Tarrasch - Rubinstein (Fort Knox) | 1-0 | C10 | |
| 2016.06.30 | Teichmann, Erik O M C (2312)  vs (2517) Karthikeyan, Murali XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. Polish Sokolsky opening | 0-1 | A00 | |
| 2016.06.29 | Karthikeyan, Murali (2517)  vs (2201) Yashas, D. XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. French Open Tarrasch | 1/2-1/2 | C07 | |
| 2016.06.27 | Himanshu, Sharma (2389)  vs (2517) Karthikeyan, Murali XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. Spanish Open Berlin | 1-0 | C67 | |
| 2016.06.25 | Parnali, S Dharia (2160)  vs (2517) Karthikeyan, Murali XXIV OPEN INTERNACIONAL CIUTAT DE MONTCADA. King's Indian Yugoslav - Taimanov | 1/2-1/2 | E97 | |
| 2016.07.21 | Arizmendi Martinez, Julen Luis (2501)  vs (2513) Karthikeyan, Murali XVIII Obert Internacional Sant Martí 2016 Grup A King's Indian Schwarz - Averbakh | 1/2-1/2 | E74 | |
| 2016.07.20 | Karthikeyan, Murali (2513)  vs (2457) Swayams, Mishra XVIII Obert Internacional Sant Martí 2016 Grup A French MacCutcheon | 1-0 | C12 | |
| 2016.07.19 | Shyam, Sundar M. (2526)  vs (2513) Karthikeyan, Murali XVIII Obert Internacional Sant Martí 2016 Grup A Sicilian Moscow | 1-0 | B52 | |
| 2016.07.18 | Karthikeyan, Murali (2513)  vs (2392) Anurag, Mhamal XVIII Obert Internacional Sant Martí 2016 Grup A Spanish Berlin | 1-0 | C65 | |
| 2016.07.17 | Liu, Chang (2361)  vs (2513) Karthikeyan, Murali XVIII Obert Internacional Sant Martí 2016 Grup A Sicilian | 0-1 | B40 | |
| 2016.07.16 | Karthikeyan, Murali (2513)  vs (2541) Gomez Garrido, Camilo Ernesto XVIII Obert Internacional Sant Martí 2016 Grup A Sicilian Scheveningen Najdorf - Adams | 0-1 | B90 | |
| 2016.07.15 | Gonzalez Rodriguez, Jorge A. (2310)  vs (2513) Karthikeyan, Murali XVIII Obert Internacional Sant Martí 2016 Grup A Nimzovich - Modern | 0-1 | A01 | |
| 2016.07.14 | Karthikeyan, Murali (2513)  vs (2219) Patil, Pratik XVIII Obert Internacional Sant Martí 2016 Grup A Reti Symmetrical - Barcza | 1-0 | A05 | |
| 2016.07.13 | Capellades Subirana, Marc (2153)  vs (2513) Karthikeyan, Murali XVIII Obert Internacional Sant Martí 2016 Grup A Sicilian Paulsen | 0-1 | B43 | |
| 2016.02.11 | Karthikeyan, P. (2462)  vs (2386) Visakh, N R 36th National Team Chess Championship - 2016 Four Knights Brentano - Three Knights | 1/2-1/2 | C49 | |
| 2016.02.11 | Arun Prasad, S. (2519)  vs (2462) Karthikeyan, P. 36th National Team Chess Championship - 2016 English Symmetrical - Four Knights | 1/2-1/2 | A35 | |
| 2016.02.10 | Karthikeyan, P. (2462)  vs (2478) Swayams, Mishra 36th National Team Chess Championship - 2016 Queen's Indian - Miles | 1/2-1/2 | E12 | |
| 2016.02.09 | Ravi, Teja S. (2398)  vs (2462) Karthikeyan, P. 36th National Team Chess Championship - 2016 Reti Symmetrical - Czech | 1/2-1/2 | A46 | |
| 2016.02.09 | Karthikeyan, P. (2462)  vs (2491) Ankit, R. Rajpara 36th National Team Chess Championship - 2016 Slav Delmar | 1/2-1/2 | D12 | |
| 2016.02.08 | Sahu, Aswini Kumar (1324)  vs (2462) Karthikeyan, P. 36th National Team Chess Championship - 2016 Irregular King's Pawn - Scotch Gambit | 0-1 | C44 | |
| 2015.11.28 | Sethuraman, S.P. (2651)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 Spanish Closed | 1/2-1/2 | C84 | |
| 2015.11.28 | Das, Arghyadip (2456)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Robatsch - Unzicker | 1-0 | B09 | |
| 2015.11.27 | Karthikeyan, Murali (2498)  vs (2497) Swapnil, S. Dhopade ONGC 53rd National Premier Chess Championship 2015 Caro-Kann - Advance | 1-0 | B12 | |
| 2015.11.27 | Karthikeyan, P. (2441)  vs (2456) Das, Arghyadip ONGC 53rd National Premier Chess Championship 2015 Reti Symmetrical - Yugoslav | 1/2-1/2 | A07 | |
| 2015.11.26 | Swapnil, S. Dhopade (2497)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 Queen's Indian Fianchetto | 1/2-1/2 | E15 | |
| 2015.11.26 | Kunte, Abhijit (2515)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Reti Symmetrical - Classical | 1/2-1/2 | E67 | |
| 2015.11.25 | Karthikeyan, Murali (2498)  vs (2651) Vidit, Santosh Gujrathi ONGC 53rd National Premier Chess Championship 2015 French Open Tarrasch | 1-0 | C07 | |
| 2015.11.25 | Karthikeyan, P. (2441)  vs (2515) Kunte, Abhijit ONGC 53rd National Premier Chess Championship 2015 Sicilian Paulsen | 1/2-1/2 | B42 | |
| 2015.11.24 | Vidit, Santosh Gujrathi (2651)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 Catalan Irregular - Closed | 1-0 | E01 | |
| 2015.11.24 | Shyaamnikhil, P (2436)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Robatsch - Small Center | 0-1 | B06 | |
| 2015.11.23 | Karthikeyan, Murali (2498)  vs (2447) Rathnakaran, K. ONGC 53rd National Premier Chess Championship 2015 French Tarrasch (Guimard) - Byrne | 1-0 | C04 | |
| 2015.11.23 | Karthikeyan, P. (2441)  vs (2436) Shyaamnikhil, P ONGC 53rd National Premier Chess Championship 2015 Scandinavian | 1-0 | B01 | |
| 2015.11.22 | Rathnakaran, K. (2447)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 Two Knights - Modern Bishop | 1/2-1/2 | C55 | |
| 2015.11.22 | K., Praneeth Surya (2413)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Sicilian - Slow Sicilian | 1/2-1/2 | B20 | |
| 2015.11.20 | Karthikeyan, Murali (2498)  vs (2481) Shyam, Sundar M. ONGC 53rd National Premier Chess Championship 2015 Spanish Open (Howell) - Ekstrom | 1/2-1/2 | C81 | |
| 2015.11.20 | Karthikeyan, P. (2441)  vs (2413) K., Praneeth Surya ONGC 53rd National Premier Chess Championship 2015 Sicilian Scheveningen Najdorf | 1-0 | B94 | |
| 2015.11.19 | Shyam, Sundar M. (2481)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 English Anglo-Indian (Queen's Knight) | 1-0 | A16 | |
| 2015.11.19 | Sengupta, Deep (2589)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Robatsch - Quiet | 0-1 | B08 | |
| 2015.11.18 | Karthikeyan, Murali (2498)  vs (2475) Neelotpal, Das ONGC 53rd National Premier Chess Championship 2015 Spanish Morphy - Exchange | 1-0 | C68 | |
| 2015.11.18 | Karthikeyan, P. (2441)  vs (2589) Sengupta, Deep ONGC 53rd National Premier Chess Championship 2015 Reti King's Indian | 1/2-1/2 | A07 | |
| 2015.11.17 | Neelotpal, Das (2475)  vs (2441) Karthikeyan, P. ONGC 53rd National Premier Chess Championship 2015 Evans Gambit | 1/2-1/2 | C52 | |
| 2015.11.17 | Karthikeyan, Murali (2498)  vs (2464) Venkatesh, M.R. ONGC 53rd National Premier Chess Championship 2015 Spanish Modern Steinitz - Alapin | 1-0 | C73 | |
| 2015.11.16 | Karthikeyan, P. (2441)  vs (2498) Karthikeyan, Murali ONGC 53rd National Premier Chess Championship 2015 Sicilian Paulsen | 1-0 | B42 | |
| 2015.11.15 | Karthikeyan, Murali (2498)  vs (2651) Sethuraman, S.P. ONGC 53rd National Premier Chess Championship 2015 Sicilian Barnes (Bastrikov) | 0-1 | B47 | |
| 2015.11.15 | Karthikeyan, P. (2441)  vs (2464) Venkatesh, M.R. ONGC 53rd National Premier Chess Championship 2015 Reti Gambit | 1-0 | A09 | |
| 2015.08.27 | Kunte, Abhijit (2493)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Spanish Closed - Lenzerheide | 1/2-1/2 | C92 | |
| 2015.08.27 | Shyam, Sundar M. (2499)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian Paulsen | 1/2-1/2 | B42 | |
| 2015.08.26 | Karthikeyan, P. (2426)  vs (2425) Laxman, R.R. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Reti Symmetrical | 1-0 | A05 | |
| 2015.08.26 | Karthikeyan, Murali (2510)  vs (2493) Kunte, Abhijit GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Spanish Morphy - Wormald | 1/2-1/2 | C77 | |
| 2015.08.25 | K., Praneeth Surya (2347)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Italian | 1/2-1/2 | C50 | |
| 2015.08.25 | Rathnakaran, K. (2417)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian | 0-1 | B40 | |
| 2015.08.24 | Karthikeyan, P. (2426)  vs (2327) Mehar, Chinna Reddy C.H. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian | 1-0 | B50 | |
| 2015.08.24 | Karthikeyan, Murali (2510)  vs (2458) Swapnil, S. Dhopade GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Caro-Kann - Two Knights | 0-1 | B11 | |
| 2015.08.23 | Harsha, Bharathakoti (2360)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 King's Indian Fianchetto (Classical) - Classical | 1/2-1/2 | E68 | |
| 2015.08.23 | Karthikeyan, Murali (2510)  vs (2393) Anurag, Mhamal GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian Maroczy - Hungarian | 1-0 | B38 | |
| 2015.08.22 | Karthikeyan, P. (2426)  vs (2245) Navalgund, Niranjan GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Nimzovich - Modern | 1-0 | A01 | |
| 2015.08.22 | Sengupta, Deep (2594)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Robatsch | 1/2-1/2 | B06 | |
| 2015.08.21 | Hemant, Sharma (del) (2270)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Giuoco Piano - Pianissimo | 1/2-1/2 | C54 | |
| 2015.08.21 | Laxman, R.R. (2425)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Queen's Pawn Zukertort - Symmetrical | 1/2-1/2 | D02 | |
| 2015.08.20 | Karthikeyan, P. (2426)  vs (2330) Rajesh, V A V GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Reti Symmetrical | 1/2-1/2 | A05 | |
| 2015.08.20 | Karthikeyan, Murali (2510)  vs (2417) Himanshu, Sharma GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian | 1-0 | B30 | |
| 2015.08.20 | Singh, D.P. (2221)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Indian East Indian | 0-1 | A48 | |
| 2015.08.20 | Kulkarni, Vikramaditya (2322)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Indian - Mexican | 0-1 | A50 | |
| 2015.08.19 | Karthikeyan, Murali (2510)  vs (2345) Palit, Somak GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Reti King's Indian | 1/2-1/2 | A07 | |
| 2015.08.18 | Karthik, V.   Ap (2256)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Neo-Indian - Exchange | 0-1 | D35 | |
| 2015.08.18 | Karthikeyan, P. (2426)  vs (2149) Arjun, Kalyan GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Vienna Falkbeer - Mieses | 1/2-1/2 | C26 | |
| 2015.08.18 | Karthikeyan, Murali (2510)  vs (2205) Abhishek, Das GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2015.08.17 | Sahil, Tickoo (1929)  vs (2426) Karthikeyan, P. GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Reti Symmetrical | 0-1 | A05 | |
| 2015.08.17 | Ananya, Suresh (1956)  vs (2510) Karthikeyan, Murali GLOCAL SQUARE 53rd National Challengers Chess Championship 2015 Sicilian Paulsen | 0-1 | B43 | |
| 2015.08.12 | Karthikeyan, P. (2413)  vs (2552) Sandipan, Chanda Asian Continental Blitz Championship 2015 Reti - Dutch | 0-1 | A04 | |
| 2015.08.12 | Nguyen, Ngoc Truong Son (2715)  vs (2413) Karthikeyan, P. Asian Continental Blitz Championship 2015 Giuoco Piano - Pianissimo | 1-0 | C54 | |
| 2015.08.11 | Nguyen, Ngoc Truong Son (2724)  vs (2434) Karthikeyan, P. Asian Continental Rapid - Open Championship 2015 Giuoco Piano - Pianissimo | 1-0 | C54 | |
| 2015.08.10 | Karthikeyan, P. (2426)  vs (2501) Darini, Pouria Asian Continental Chess Championship 2015 - Open Sicilian Scheveningen Najdorf - Adams | 1/2-1/2 | B90 | |
| 2015.08.09 | Ghaem Maghami, Ehsan (2609)  vs (2426) Karthikeyan, P. Asian Continental Chess Championship 2015 - Open Reti Symmetrical | 1/2-1/2 | A05 | |
| 2015.08.08 | Karthikeyan, P. (2426)  vs (2496) Nguyen, Huynh Minh Huy Asian Continental Chess Championship 2015 - Open Sicilian Scheveningen Najdorf - Adams | 1-0 | B90 | |
| 2015.08.07 | Dzhumaev, Marat (2493)  vs (2426) Karthikeyan, P. Asian Continental Chess Championship 2015 - Open Four Knights | 1/2-1/2 | C47 | |
| 2015.08.06 | Karthikeyan, P. (2426)  vs (2118) Shrestha, Keshav Asian Continental Chess Championship 2015 - Open Budapest | 1-0 | A52 | |
| 2015.08.05 | Koneru, Humpy (2585)  vs (2426) Karthikeyan, P. Asian Continental Chess Championship 2015 - Open Gruenfeld - Goglidze | 1-0 | D70 | |
| 2015.08.04 | Karthikeyan, P. (2426)  vs (2066) Galappaththi, Chinthaka Anurud Asian Continental Chess Championship 2015 - Open King's Indian Fianchetto - Simagin | 1-0 | E62 | |
| 2015.08.03 | Al-Hajiri, Bader (2238)  vs (2426) Karthikeyan, P. Asian Continental Chess Championship 2015 - Open Giuoco Piano - Greco | 0-1 | C54 | |
| 2015.08.02 | Karthikeyan, P. (2426)  vs (2635) Sethuraman, S.P. Asian Continental Chess Championship 2015 - Open Modern - Lizard | 0-1 | B06 | |
| 2015.07.31 | Karthikeyan, Murali (2509)  vs (2254) Kumaran, B PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian | 1/2-1/2 | B30 | |
| 2015.07.30 | Varun, V (2171)  vs (2509) Karthikeyan, Murali PSNA CET 45th National Junior (U-19) Chess Championship 2015 Indian East Indian | 0-1 | A48 | |
| 2015.07.29 | Karthikeyan, Murali (2509)  vs (2507) Aravindh, Chithambaram Vr. PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian - Anderssen | 0-1 | B40 | |
| 2015.07.28 | Karthikeyan, Murali (2509)  vs (2107) Gajwa, Ankit PSNA CET 45th National Junior (U-19) Chess Championship 2015 Spanish Morphy - Wormald | 1-0 | C77 | |
| 2015.07.27 | Abhilash, Reddy M.L. (2224)  vs (2509) Karthikeyan, Murali PSNA CET 45th National Junior (U-19) Chess Championship 2015 Queen's Pawn Zukertort - Classical (Fianchetto) | 0-1 | D37 | |
| 2015.07.26 | Karthikeyan, Murali (2509)  vs (2354) Akash, G PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian | 0-1 | B30 | |
| 2015.07.26 | Akash Pc, Iyer (2243)  vs (2509) Karthikeyan, Murali PSNA CET 45th National Junior (U-19) Chess Championship 2015 Nimzovich - Modern | 1/2-1/2 | A01 | |
| 2015.07.25 | Karthikeyan, Murali (2509)  vs (2207) Dhulipalla, Bala Chandra Prasad PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian | 1-0 | B40 | |
| 2015.07.24 | Rakesh, Kumar Nayak (2181)  vs (2509) Karthikeyan, Murali PSNA CET 45th National Junior (U-19) Chess Championship 2015 English Closed Sicilian - Carls | 0-1 | A25 | |
| 2015.07.24 | Karthikeyan, Murali (2509)  vs (2079) Baivab, Mishra PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian - Hungarian | 1-0 | B27 | |
| 2015.07.23 | Trivedi, Karan R (1858)  vs (2509) Karthikeyan, Murali PSNA CET 45th National Junior (U-19) Chess Championship 2015 Sicilian | 0-1 | B40 | |
| 2015.07.18 | Raja, Rithvik R (1753)  vs (1641) Ajay, Karthikeyan 29th National Under 11 Open Chess Championship-2015 Indian East Indian | 1-0 | A48 | |
| 2015.07.16 | Ajay, Karthikeyan (1641)  vs (1827) Panda, Sambit 29th National Under 11 Open Chess Championship-2015 Queen's Pawn Zukertort - Catalan | 0-1 | D02 | |
| 2015.06.19 | Kaneshalingam, Karthikeyan vs (1750) Lasitha, Subash Sri Lanka National B Chess Championship 2015 Gruenfeld Classical - Schlechter Deferred | 0-1 | D94 | |
| 2015.05.20 | Deepan, Chakkravarthy J. (2487)  vs (2502) Karthikeyan, Murali 1st SCS International FIDE Rated Tournament, Sivakasi Reti Symmetrical - Yugoslav | 1/2-1/2 | A07 | |
| 2015.05.20 | Karthikeyan, Murali  (2502)  vs (2411) Shyam, Nikil P. 1st SCS International FIDE Rated Tournament, Sivakasi Sicilian Scheveningen (Sozin) - Lipnitsky | 0-1 | B87 | |
| 2015.05.19 | Lokesh, P. (2264)  vs (2502) Karthikeyan, Murali 1st SCS International FIDE Rated Tournament, Sivakasi Robatsch - Small Center | 0-1 | B06 | |
| 2015.05.19 | Karthikeyan, Murali  (2502)  vs (1996) Prakashram, R 1st SCS International FIDE Rated Tournament, Sivakasi Sicilian Yugoslav Dragon | 1-0 | B78 | |
| 2015.05.18 | Dileep, Kumar R (1830)  vs (2502) Karthikeyan, Murali 1st SCS International FIDE Rated Tournament, Sivakasi Sicilian Paulsen - Reti | 0-1 | B41 | |
| 2015.05.18 | Karthikeyan, Murali  (2502)  vs (1649) Sriram, B 1st SCS International FIDE Rated Tournament, Sivakasi Sicilian | 1-0 | B40 | |
| 2015.05.17 | Suudhan, S (1427)  vs (2502) Karthikeyan, Murali 1st SCS International FIDE Rated Tournament, Sivakasi Neo-Indian - Exchange | 0-1 | D35 | |
| 2015.05.17 | Karthikeyan, Murali  (2502)  vs (1189) Nithish, Suresh Kumar 1st SCS International FIDE Rated Tournament, Sivakasi King's Knight - Ponziani | 1-0 | C44 | |
| 2015.03.22 | Karthikeyan, P. (2452)  vs (2423) Pascua, Haridas 5th HDBank Cup International Open Chess tournament 2015 King's Indian Schwarz - Averbakh | 0-1 | E73 | |
| 2015.03.21 | Karthikeyan, P. (2452)  vs (2195) Vo, Dai Hoai Duc 5th HDBank Cup International Open Chess tournament 2015 Modern Benoni Classical | 1-0 | A70 | |
| 2015.03.21 | Nguyen, Dang Hong Phuc (2047)  vs (2452) Karthikeyan, P. 5th HDBank Cup International Open Chess tournament 2015 Indian East Przepiorka | 0-1 | A49 | |
| 2015.03.20 | Karthikeyan, P. (2452)  vs (2400) Dimakiling, Oliver 5th HDBank Cup International Open Chess tournament 2015 Modern | 0-1 | A41 | |
| 2015.03.19 | Bersamina, Paulo (2359)  vs (2452) Karthikeyan, P. 5th HDBank Cup International Open Chess tournament 2015 Sicilian Barnes (Bastrikov) | 1/2-1/2 | B47 | |
| 2015.03.19 | Karthikeyan, P. (2452)  vs (2303) Hoang, Thi Bao Tram 5th HDBank Cup International Open Chess tournament 2015 Slav - Old Semi-Slav | 1-0 | D31 | |
| 2015.03.18 | Tin, Jingyao (2326)  vs (2452) Karthikeyan, P. 5th HDBank Cup International Open Chess tournament 2015 Gruenfeld Three Knights (Burille) - Makogonov | 1/2-1/2 | D94 | |
| 2015.03.18 | Karthikeyan, P. (2452)  vs (2292) Nay, Oo Kyaw Tun 5th HDBank Cup International Open Chess tournament 2015 Slav Rubinstein | 1/2-1/2 | D11 | |
| 2015.03.17 | Luong, Phuong Hanh (2175)  vs (2452) Karthikeyan, P. 5th HDBank Cup International Open Chess tournament 2015 Indian East Przepiorka | 0-1 | A49 | |
| 2015.02.26 | Laxman, R.R. (2377)  vs (2442) Karthikeyan, P. 35th National Team Chess Championship- 2015 Catalan Open (Classical) | 1/2-1/2 | E04 | |
| 2015.02.26 | Karthikeyan, Murali (2505)  vs (2082) Snehal, Bhosale 35th National Team Chess Championship- 2015 Spanish Schliemann - Tartakower | 1-0 | C63 | |
| 2015.02.25 | Karthikeyan, P. (2442)  vs (2375) Visakh, Nr 35th National Team Chess Championship- 2015 Bogo-Indian - Gruenfeld | 1/2-1/2 | E11 | |
| 2015.02.24 | Sagar, Shah (2462)  vs (2442) Karthikeyan, P. 35th National Team Chess Championship- 2015 Queen's Gambit Accepted - Janowski | 1/2-1/2 | D25 | |
| 2015.02.24 | Chakravarthi Reddy, M (2256)  vs (2505) Karthikeyan, Murali 35th National Team Chess Championship- 2015 Bird Dutch | 0-1 | A03 | |
| 2015.02.23 | Adhiban, B. (2630)  vs (2442) Karthikeyan, P. 35th National Team Chess Championship- 2015 Nimzo-Indian Gligoric (Bronstein) | 1-0 | E55 | |
| 2015.02.22 | Karthikeyan, P. (2442)  vs (2456) Narayanan, Srinath 35th National Team Chess Championship- 2015 Queen's Indian - Miles | 1-0 | E12 | |
| 2015.02.21 | Krishna, C.R.G. (2410)  vs (2442) Karthikeyan, P. 35th National Team Chess Championship- 2015 Gruenfeld - Exchange | 0-1 | D71 | |
| 2015.02.21 | Deshmukh, Anup (2256)  vs (2505) Karthikeyan, Murali 35th National Team Chess Championship- 2015 English Four Knights (Fianchetto) | 1/2-1/2 | A29 | |
| 2015.02.21 | Karthikeyan, P. (2442)  vs (2186) Sahu, Sekhar Chandra 35th National Team Chess Championship- 2015 Queen's Indian Fianchetto - Nimzovich | 1/2-1/2 | E15 | |
| 2015.02.21 | Karthikeyan, Murali (2505)  vs (1910) Hemanth, Raam 35th National Team Chess Championship- 2015 Spanish Morphy - Wormald | 1-0 | C77 | |
| 2015.02.20 | Sreekumar, Sm (1696)  vs (2442) Karthikeyan, P. 35th National Team Chess Championship- 2015 Gruenfeld Exchange - Modern | 0-1 | D85 | |
| 2015.02.20 | Nagesh, I V (1617)  vs (2505) Karthikeyan, Murali 35th National Team Chess Championship- 2015 Sicilian Closed | 0-1 | B23 | |
| 2014.12.21 | Karthikeyan, Murali (2497)  vs (2423) Ali Marandi, Cemil Can World Youth U-16 Chess Olympiad 2014 French Open Tarrasch | 1-0 | C07 | |
| 2014.12.20 | Dolana, Andrei-Theodor (2279)  vs (2497) Karthikeyan, Murali World Youth U-16 Chess Olympiad 2014 Robatsch - Quiet | 1/2-1/2 | B08 | |
| 2014.12.19 | Vorontsov, Pavlo (2374)  vs (2497) Karthikeyan, Murali World Youth U-16 Chess Olympiad 2014 Queen's Gambit Declined - Classical | 1/2-1/2 | D37 | |
| 2014.12.18 | Karthikeyan, Murali (2497)  vs (2309) Cao, Jason World Youth U-16 Chess Olympiad 2014 Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2014.12.18 | Laxman, R.R. (2408)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Catalan Open (Classical) | 0-1 | E04 | |
| 2014.12.17 | Karthikeyan, P. (2400)  vs (2505) Grover, Sahaj SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Spanish Morphy - Cozio | 1-0 | C70 | |
| 2014.12.15 | Shyam, Nikil P. (2454)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Reti Symmetrical | 1/2-1/2 | A05 | |
| 2014.12.14 | Karthikeyan, P. (2400)  vs (2489) Deepan, Chakkravarthy J. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Sicilian Scheveningen | 1-0 | B80 | |
| 2014.12.13 | Rajesh, V A V (2408)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Semi-Slav Meran | 0-1 | D47 | |
| 2014.12.12 | Karthikeyan, P. (2400)  vs (2625) Vidit, Santosh Gujrathi SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Sicilian - Godiva | 1/2-1/2 | B32 | |
| 2014.12.10 | Kunte, Abhijit (2480)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Gruenfeld - Exchange | 1-0 | D71 | |
| 2014.12.09 | Karthikeyan, P. (2400)  vs (2547) Lalith, Babu M.R. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Caro-Kann - Advance (Short) | 1/2-1/2 | B12 | |
| 2014.12.08 | Girinath, P.D.S. (2333)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Sicilian - Chekhover | 1/2-1/2 | B53 | |
| 2014.12.07 | Karthikeyan, P. (2400)  vs (2566) Sengupta, Deep SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Queen's Gambit Declined - Exchange | 1/2-1/2 | D35 | |
| 2014.12.06 | Sethuraman, S.P. (2622)  vs (2400) Karthikeyan, P. SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 Spanish Berlin | 1/2-1/2 | C65 | |
| 2014.12.05 | Karthikeyan, P. (2400)  vs (2491) Swayams, Mishra SIB - CMS 52nd National Premier & Zone 3.7 Chess Champonship 2014 French Paulsen - Steinitz (Boleslavsky) | 1-0 | C11 | |
| 2014.12.18 | Tutisani, Noe (2301)  vs (2497) Karthikeyan, Murali World Youth U-16 Chess Olympiad 2014 Sicilian Paulsen | 0-1 | B42 | |
| 2014.12.16 | Karthikeyan, Murali (2497)  vs (2441) Goryachkina, Aleksandra World Youth U-16 Chess Olympiad 2014 Spanish Open Berlin - Showalter | 1/2-1/2 | C67 | |
| 2014.12.15 | Korpa, Bence (2415)  vs (2497) Karthikeyan, Murali World Youth U-16 Chess Olympiad 2014 Sicilian | 0-1 | B40 | |
| 2014.12.14 | Karthikeyan, Murali (2497)  vs (2363) Tabatabaei, M.Amin World Youth U-16 Chess Olympiad 2014 Spanish Berlin | 1/2-1/2 | C65 | |
| 2014.12.14 | Karthikeyan, Murali (2497)  vs (2379) Nikitenko, Mihail World Youth U-16 Chess Olympiad 2014 Sicilian Scheveningen Najdorf | 1-0 | B90 | |
| 2014.12.13 | Karthikeyan, Murali (2497)  vs (2075) Loh, Zachary World Youth U-16 Chess Olympiad 2014 French Tarrasch | 1-0 | C03 | |
| 2014.07.18 | Puranik, Abhimanyu (2290)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Sicilian | 1-0 | B40 | |
| 2014.07.17 | Karthikeyan, Murali (2477)  vs (2409) Sunilduth Lyna, Narayanan 44th National Junior (U-19) Open Chess Championship 2014 Caro-Kann Exchange - Rubinstein | 1/2-1/2 | B13 | |
| 2014.07.16 | Mithil, Ajgaonkar (2192)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Indian Knight | 0-1 | A46 | |
| 2014.07.15 | Karthikeyan, Murali (2477)  vs (2222) Krishna Teja, N 44th National Junior (U-19) Open Chess Championship 2014 Caro-Kann - Panov (Botvinnik) | 1-0 | B13 | |
| 2014.07.14 | Fenil, Shah (2262)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Sicilian | 1-0 | B40 | |
| 2014.07.13 | Aradhya, Garg (2181)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Queen's Gambit Declined - Classical | 0-1 | D37 | |
| 2014.07.13 | Karthikeyan, Murali (2477)  vs (2127) Ritviz, Parab 44th National Junior (U-19) Open Chess Championship 2014 Two Knights - Modern Bishop | 1-0 | C55 | |
| 2014.07.12 | Patil, Pratik (2217)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Sicilian Alapin - Smith-Morra | 1-0 | B22 | |
| 2014.07.11 | Karthikeyan, Murali (2477)  vs (2181) Yashas, D. 44th National Junior (U-19) Open Chess Championship 2014 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2014.07.11 | Ganesh, R (1979)  vs (2477) Karthikeyan, Murali 44th National Junior (U-19) Open Chess Championship 2014 Queen's Gambit Declined - Charousek | 0-1 | D31 | |
| 2014.07.10 | Karthikeyan, Murali (2477)  vs (1776) Kumthekar, Shubham 44th National Junior (U-19) Open Chess Championship 2014 Robatsch | 1-0 | B06 | |
| 2014.06.09 | Deepan, Chakkravarthy J. (2509)  vs (2397) Karthikeyan, P. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Sicilian Moscow | 1/2-1/2 | B51 | |
| 2014.06.08 | Abhilash, Reddy M.L. (2189)  vs (2397) Karthikeyan, P. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Indian - Trompowsky | 0-1 | A45 | |
| 2014.06.07 | Karthikeyan, P. (2397)  vs (2206) Banerjee, Sushant 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Queen's Gambit Declined - Reti | 1-0 | D34 | |
| 2014.06.06 | Krishna, C.R.G. (2327)  vs (2397) Karthikeyan, P. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Queen's Indian Spassky | 1-0 | E14 | |
| 2014.06.05 | Karthikeyan, P. (2397)  vs (2223) Gahan, M.G. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Gruenfeld - Nimzovich | 1-0 | E60 | |
| 2014.06.05 | Karthikeyan, P. (2397)  vs (2253) Antonio, Viani D'cunha 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Gruenfeld - Classical | 1/2-1/2 | E67 | |
| 2014.06.04 | Ashwath, R. (2217)  vs (2397) Karthikeyan, P. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Gruenfeld Classical - Stockholm | 1/2-1/2 | D80 | |
| 2014.06.03 | Kulkarni, Rakesh (2224)  vs (2397) Karthikeyan, P. 7th Mumbai Mayor's Cup International Open FIDE Rating Category A Chess Sicilian Alapin | 1-0 | B22 | |
| 2014.05.28 | Karthikeyan, P. (2380)  vs (2573) Pantsulaia, Levan 6th KIIT International Chess Festival - 2014 (ELITE Category, 2000 & Above) King's Indian Fianchetto (Panno) - King's Fianchetto | 0-1 | E63 | |
| 2014.05.27 | Karthikeyan, P. (2380)  vs (2518) Papin, Vasily 6th KIIT International Chess Festival - 2014 (ELITE Category, 2000 & Above) Queen's Indian Fianchetto - Nimzovich | 1/2-1/2 | E15 | |
| 2014.05.26 | Karthikeyan, P. (2380)  vs (2442) Swayams, Mishra 6th KIIT International Chess Festival - 2014 (ELITE Category, 2000 & Above) Reti Symmetrical | 1/2-1/2 | A05 | |
| 2014.05.25 | Sardana, Rishi (2316)  vs (2475) Karthikeyan, Murali 6th KIIT International Chess Festival - 2014 (ELITE Category, 2000 & Above) Sicilian Paulsen | 1/2-1/2 | B42 | |
| 2014.05.24 | Karthikeyan, Murali (2475)  vs (2150) Mohammad, Ashraf 6th KIIT International Chess Festival - 2014 (ELITE Category, 2000 & Above) Scandinavian | 1-0 | B01 | |
| 2014.05.19 | Karthikeyan, P. (2380)  vs (2318) Prince, Bajaj 52nd National Challengers (National ‘B’) Chess Championship-2014 Reti Symmetrical | 1-0 | A05 | |
| 2014.05.19 | Karthikeyan, Murali (2475)  vs (2333) Sangma, Rahul 52nd National Challengers (National ‘B’) Chess Championship-2014 Spanish Berlin | 1/2-1/2 | C65 | |
| 2014.05.18 | Harsha, Bharathakoti (2279)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 Queen's Gambit Declined Semi-Pillsbury | 0-1 | D51 | |
| 2014.05.18 | Girinath, P.D.S. (2312)  vs (2380) Karthikeyan, P. 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Scheveningen (Paulsen) | 1-0 | B84 | |
| 2014.05.17 | Karthikeyan, Murali (2475)  vs (2312) Girinath, P.D.S. 52nd National Challengers (National ‘B’) Chess Championship-2014 French Tarrasch (Guimard) - Byrne | 0-1 | C04 | |
| 2014.05.17 | Karthikeyan, P. (2380)  vs (2484) Kunte, Abhijit 52nd National Challengers (National ‘B’) Chess Championship-2014 Queen's Indian Fianchetto | 1/2-1/2 | E15 | |
| 2014.05.16 | Sharma, Dinesh K. (2372)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Paulsen | 1/2-1/2 | B42 | |
| 2014.05.16 | Sethuraman, S.P. (2582)  vs (2380) Karthikeyan, P. 52nd National Challengers (National ‘B’) Chess Championship-2014 Slav Rubinstein - Neo-Gruenfeld (Schlechter) | 0-1 | D70 | |
| 2014.05.15 | Karthikeyan, P. (2380)  vs (2450) Laxman, R.R. 52nd National Challengers (National ‘B’) Chess Championship-2014 Irregular Indian | 1/2-1/2 | E10 | |
| 2014.05.15 | Karthikeyan, Murali (2475)  vs (2350) Himanshu, Sharma 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1/2-1/2 | B31 | |
| 2014.05.14 | Deshmukh, Anup (2237)  vs (2380) Karthikeyan, P. 52nd National Challengers (National ‘B’) Chess Championship-2014 Giuoco Piano - Greco | 0-1 | C54 | |
| 2014.05.14 | Vidit, Santosh Gujrathi (2606)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian | 1-0 | B40 | |
| 2014.05.13 | Karthikeyan, Murali (2475)  vs (2469) Grover, Sahaj 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Moscow | 1/2-1/2 | B51 | |
| 2014.05.13 | Lalith, Babu M.R. (2571)  vs (2380) Karthikeyan, P. 52nd National Challengers (National ‘B’) Chess Championship-2014 Slav Alapin - Soultanbeiev | 1-0 | D16 | |
| 2014.05.13 | Sethuraman, S.P. (2582)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Paulsen | 1/2-1/2 | B42 | |
| 2014.05.12 | Karthikeyan, Murali (2475)  vs (2422) Shyam, Nikil P. 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Scheveningen Najdorf - Adams | 1-0 | B90 | |
| 2014.05.11 | Sunilduth Lyna, Narayanan (2402)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Paulsen | 0-1 | B43 | |
| 2014.05.10 | Karthikeyan, P. (2380)  vs (2206) Krishna Teja, N 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Paulsen - Franco-Indian | 1/2-1/2 | B42 | |
| 2014.05.10 | Karthikeyan, Murali (2475)  vs (2299) Murali Krishnan, B.T. 52nd National Challengers (National ‘B’) Chess Championship-2014 French Open Tarrasch | 1-0 | C07 | |
| 2014.05.10 | Ramakrishna, J. (2143)  vs (2475) Karthikeyan, Murali 52nd National Challengers (National ‘B’) Chess Championship-2014 English Agincourt | 0-1 | A13 | |
| 2014.05.09 | Karthikeyan, Murali (2475)  vs (1911) Prodip, Bhuyan 52nd National Challengers (National ‘B’) Chess Championship-2014 Sicilian Moscow - Nimzovich | 1-0 | B51 | |
| 2014.05.03 | Karthikeyan, P. (2380)  vs (2024) Peiris, T S S 4th Dhamso International Chess Festival Queen's Gambit Albin | 1-0 | D08 | |
| 2014.05.02 | Karthikeyan, P. (2380)  vs (1894) De Silva, Osheen 4th Dhamso International Chess Festival Slav Rubinstein | 1-0 | D11 | |
| 2014.05.01 | Yashora, Tiumi (1701)  vs (2380) Karthikeyan, P. 4th Dhamso International Chess Festival Catalan Irregular - Gambit | 0-1 | E01 | |
| 2014.05.01 | Karthikeyan, P. (2380)  vs (1514) Nanayakkara, J A K Saranath 4th Dhamso International Chess Festival Modern Benoni Pawn Storm - Indian | 1-0 | A66 | |
| 2014.04.30 | Jayawickrama, U W R K (1229)  vs (2380) Karthikeyan, P. 4th Dhamso International Chess Festival Indian East Indian - London | 0-1 | A48 | |
| 2014.04.30 | Karthikeyan, P. (2380)  vs Weerapperuma, Banuka Eranda 4th Dhamso International Chess Festival Old Benoni | 1-0 | A43 | |
| 2014.03.26 | Danielsen, Henrik (2501)  vs (2355) Karthikeyan, P. The 19th International Open Grandmasters Chess Tournament 2014 English Anglo-Slav | 1-0 | A11 | |
| 2014.03.25 | Karthikeyan, P. (2355)  vs (2462) Haznedaroglu, Kivanc The 19th International Open Grandmasters Chess Tournament 2014 Gruenfeld - Accelerated Byrne | 1-0 | E80 | |
| 2014.03.24 | Arun Prasad, S. (2477)  vs (2355) Karthikeyan, P. The 19th International Open Grandmasters Chess Tournament 2014 Slav Rubinstein | 1/2-1/2 | D11 | |
| 2014.03.20 | Sethuraman, S.P. (2578)  vs (2355) Karthikeyan, P. The 19th International Open Grandmasters Chess Tournament 2014 Slav Alapin - Soultanbeiev | 1/2-1/2 | D16 | |
| 2014.03.18 | Barbosa, Oliver (2564)  vs (2355) Karthikeyan, P. The 19th International Open Grandmasters Chess Tournament 2014 Slav Rubinstein | 1-0 | D11 | |
| 2014.02.17 | Karthikeyan, P. (2363)  vs (2619) Ganguly, Surya Shekhar 34th national team chess championship 2014 (Event Code: 89842 /UP/2014) Gruenfeld Three Knights (Hungarian) | 0-1 | D92 | |
| 2014.02.17 | Jaswant, G (2030)  vs (2363) Karthikeyan, P. 34th national team chess championship 2014 (Event Code: 89842 /UP/2014) Catalan Open (Classical) - Closed | 0-1 | E04 | |
| 2014.02.15 | Kunal, M. (2323)  vs (2363) Karthikeyan, P. 34th national team chess championship 2014 (Event Code: 89842 /UP/2014) Sicilian Moscow | 1-0 | B51 | |
| 2014.01.16 | Karthikeyan, P. (2342)  vs (2524) Venkatesh, M.R. 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Nimzo-Indian Classical | 1/2-1/2 | E32 | |
| 2014.01.16 | Visakh, Nr (2330)  vs (2472) Karthikeyan, Murali 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Queen's Gambit Declined Orthodox (Rubinstein) - Charousek | 0-1 | D62 | |
| 2014.01.15 | Gagunashvili, Merab (2547)  vs (2472) Karthikeyan, Murali 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Queen's Gambit Declined - Classical | 1/2-1/2 | D37 | |
| 2014.01.14 | Dzhumaev, Marat (2521)  vs (2342) Karthikeyan, P. 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Sicilian Scheveningen Najdorf (Zagreb) | 1-0 | B91 | |
| 2014.01.14 | Karthikeyan, Murali (2472)  vs (2547) Vaibhav, Suri 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Sicilian Barnes (Bastrikov) | 1/2-1/2 | B47 | |
| 2014.01.13 | Karthikeyan, Murali (2472)  vs (2404) Stany, G.A. 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Sicilian - Rossolimo | 1-0 | B30 | |
| 2014.01.13 | Karthikeyan, P. (2342)  vs (2504) Arun Prasad, S. 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Queen's Indian Fianchetto | 1/2-1/2 | E15 | |
| 2014.01.10 | Karthikeyan, P. (2342)  vs (2614) Pantsulaia, Levan 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 Modern Benoni Pawn Storm (Taimanov) | 0-1 | A67 | |
| 2014.01.09 | Karthikeyan, Murali (2472)  vs (2138) Ivana Maria, Furtado 12th Delhi International Grandmasters Chess Tournament 'A' Category-2014 French Closed Tarrasch | 1-0 | C06 | |
| 2013.12.12 | Ter-Sahakyan, Samvel (2562)  vs (2431) Karthikeyan, Murali SREI International Grand Master Chess Tournament (Kolkata) 2013 Sicilian Paulsen - Polugaevsky | 1-0 | B42 | |
| 2013.12.11 | Karthikeyan, Murali (2431)  vs (2535) Mozharov, Mikhail SREI International Grand Master Chess Tournament (Kolkata) 2013 Sicilian | 1/2-1/2 | B50 | |
| 2013.12.10 | Babujian, Levon (2512)  vs (2431) Karthikeyan, Murali SREI International Grand Master Chess Tournament (Kolkata) 2013 Queen's Gambit Declined - Charousek | 0-1 | D31 | |
| 2013.12.09 | Borovikov, Vladislav (2557)  vs (2431) Karthikeyan, Murali SREI International Grand Master Chess Tournament (Kolkata) 2013 Queen's Pawn Zukertort - Symmetrical | 1/2-1/2 | D02 | |
| 2013.12.08 | Karthikeyan, Murali (2431)  vs (2553) Sanikidze, Tornike SREI International Grand Master Chess Tournament (Kolkata) 2013 Two Knights - Modern Bishop | 1/2-1/2 | C55 | |
| 2013.12.07 | Karthikeyan, Murali (2431)  vs (2358) Konguvel, Ponnuswamy SREI International Grand Master Chess Tournament (Kolkata) 2013 Sicilian Scheveningen (Paulsen) | 1-0 | B84 | |
| 2013.12.07 | Gevorgyan, Maria (2177)  vs (2431) Karthikeyan, Murali SREI International Grand Master Chess Tournament (Kolkata) 2013 Sicilian Closed | 1/2-1/2 | B23 | |
| 2013.12.07 | Karthikeyan, P. (2343)  vs (2465) Murshed, Niaz SREI International Grand Master Chess Tournament (Kolkata) 2013 Catalan Open (Classical) | 0-1 | E04 | |
| 2013.12.02 | Karthikeyan, Murali (2444)  vs (2595) Pantsulaia, Levan 2nd Hyderabad Open International Grandmasters Chess Tournament-2013 Sicilian | 0-1 | B40 | |
| 2013.12.01 | Neverov, Valeriy (2508)  vs (2444) Karthikeyan, Murali 2nd Hyderabad Open International Grandmasters Chess Tournament-2013 Queen's Gambit Declined - Exchange | 0-1 | D35 | |
| 2013.12.01 | Greenfeld, Alon (2545)  vs (2368) Karthikeyan, P. 2nd Hyderabad Open International Grandmasters Chess Tournament-2013 Reti Symmetrical | 1-0 | A05 | |
| 2013.12.01 | Karthikeyan, Murali (2444)  vs (2570) Sengupta, Deep 2nd Hyderabad Open International Grandmasters Chess Tournament-2013 French Closed Tarrasch | 1-0 | C05 | |
| 2013.11.25 | Karthikeyan, P. (2368)  vs (2652) Popov, Ivan 2nd Hyderabad Open International Grandmasters Chess Tournament-2013 Benko Gambit Accepted - Half-Accepted | 1/2-1/2 | A58 | |
| 2013.11.19 | Karthikeyan, Murali (2444)  vs (2372) Ravichandran, Siddharth Chennai Grand Master International Open Chess Tournament Sicilian Scheveningen Najdorf (Opecensky) | 0-1 | B92 | |
| 2013.11.18 | Popov, Ivan (2652)  vs (2444) Karthikeyan, Murali Chennai Grand Master International Open Chess Tournament Sicilian Paulsen | 1-0 | B43 | |
| 2013.11.17 | Karthikeyan, Murali (2444)  vs (2342) Shivananda, B.S. Chennai Grand Master International Open Chess Tournament Alekhine - Exchange | 1-0 | B03 | |
| 2013.11.17 | Puranik, Abhimanyu (2257)  vs (2444) Karthikeyan, Murali Chennai Grand Master International Open Chess Tournament Sicilian O'Kelly | 0-1 | B28 | |
| 2013.11.16 | Ter-Sahakyan, Samvel (2568)  vs (2368) Karthikeyan, P. Chennai Grand Master International Open Chess Tournament Sicilian Scheveningen Najdorf | 1-0 | B94 | |
| 2013.10.22 | Ravi, Teja S. (2285)  vs (2389) Karthikeyan, P. 51st National Challengers (National ‘B’) Chess Championship 2013 Gruenfeld - Exchange | 1/2-1/2 | D71 | |
| 2013.10.22 | Ashwin, Jayaram (2461)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Queen's Gambit Declined - Charousek | 1-0 | D31 | |
| 2013.10.21 | Karthikeyan, P. (2389)  vs (2239) Shashikant, Kutwal 51st National Challengers (National ‘B’) Chess Championship 2013 King's Indian Orthodox | 1-0 | E86 | |
| 2013.10.21 | Sagar, Shah (2373)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 English Agincourt | 0-1 | A13 | |
| 2013.10.20 | Krishna Teja, N (2185)  vs (2389) Karthikeyan, P. 51st National Challengers (National ‘B’) Chess Championship 2013 Reti Symmetrical | 0-1 | A05 | |
| 2013.10.20 | Karthikeyan, Murali (2444)  vs (2372) Ravichandran, Siddharth 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian Scheveningen Najdorf - Byrne | 1-0 | B90 | |
| 2013.10.19 | Tiwari, Arjun (2273)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian Closed | 0-1 | B23 | |
| 2013.10.18 | Karthikeyan, Murali (2444)  vs (2094) Negi, Virender Singh 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian Scheveningen Najdorf - Byrne | 1-0 | B90 | |
| 2013.10.18 | Ravi, Teja S. (2285)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Queen's Gambit Declined | 1-0 | D37 | |
| 2013.10.17 | Karthikeyan, Murali (2444)  vs (2384) Akshat, Khamparia 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian - Hungarian | 0-1 | B27 | |
| 2013.10.16 | Krishna, C.R.G. (2340)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Queen's Gambit Declined | 0-1 | D30 | |
| 2013.10.15 | Prince, Bajaj (2230)  vs (2389) Karthikeyan, P. 51st National Challengers (National ‘B’) Chess Championship 2013 Spanish Morphy - Archangelsk | 1/2-1/2 | C78 | |
| 2013.10.15 | Karthikeyan, Murali (2444)  vs (2358) Navin, Kanna T.U. 51st National Challengers (National ‘B’) Chess Championship 2013 French Tarrasch (Guimard) - Byrne | 1/2-1/2 | C04 | |
| 2013.10.15 | Karthikeyan, P. (2389)  vs (2083) Muthaiah, Al 51st National Challengers (National ‘B’) Chess Championship 2013 Queen's Gambit Declined Pillsbury (Anti-Neo-Orthodox) | 1-0 | D54 | |
| 2013.10.15 | Kulkarni, Vikramaditya (2335)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian | 1/2-1/2 | B40 | |
| 2013.10.14 | Anilkumar, O.T. (2132)  vs (2389) Karthikeyan, P. 51st National Challengers (National ‘B’) Chess Championship 2013 Indian | 1/2-1/2 | A45 | |
| 2013.10.14 | Karthikeyan, Murali (2444)  vs (2255) Shetty, Rahul 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian Scheveningen | 1-0 | B80 | |
| 2013.10.13 | Karthikeyan, P. (2389)  vs (2067) Sai Agni Jeevitesh, J 51st National Challengers (National ‘B’) Chess Championship 2013 Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2013.10.13 | Dahale, Atul (2137)  vs (2444) Karthikeyan, Murali 51st National Challengers (National ‘B’) Chess Championship 2013 Queen's Gambit Declined Semi-Pillsbury | 0-1 | D51 | |
| 2013.10.12 | Karthikeyan, Murali (2444)  vs (1939) Savant, Riya 51st National Challengers (National ‘B’) Chess Championship 2013 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2013.08.14 | Karthikeyan, Murali (2443)  vs (2233) Pranav, Vijay 39th National Sub-Junior Chess Championship 2013 (Boys) Caro-Kann - Accelerated Panov | 1-0 | B10 | |
| 2013.08.13 | Sidhant, Mohapatra (2239)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) Reti | 1/2-1/2 | A04 | |
| 2013.08.12 | Kumaran, B (2246)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) Sicilian Paulsen - Reti | 1/2-1/2 | B41 | |
| 2013.08.11 | Karthikeyan, Murali (2443)  vs (2227) Visakh, Nr 39th National Sub-Junior Chess Championship 2013 (Boys) Giuoco Piano - Pianissimo | 1-0 | C54 | |
| 2013.08.10 | Ritviz, Parab (2116)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) Sicilian | 0-1 | B20 | |
| 2013.08.09 | Karthikeyan, Murali (2443)  vs (2473) Ghosh, Diptayan 39th National Sub-Junior Chess Championship 2013 (Boys) French Tarrasch | 1/2-1/2 | C03 | |
| 2013.08.09 | Karthik, V.   Ap (2127)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) English Neo-Catalan - Declined | 0-1 | A14 | |
| 2013.08.08 | Karthikeyan, Murali (2443)  vs (2020) Mitrabha, Guha 39th National Sub-Junior Chess Championship 2013 (Boys) Caro-Kann Panov - Panov | 1-0 | B14 | |
| 2013.08.07 | Ajay Krishna, S (1980)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) Queen's Pawn Zukertort - Catalan | 1/2-1/2 | D02 | |
| 2013.08.07 | Karthikeyan, Murali (2443)  vs (1815) Subhayan, Kundu 39th National Sub-Junior Chess Championship 2013 (Boys) French Closed Tarrasch | 1-0 | C06 | |
| 2013.08.06 | Tamojit, Poddar (1647)  vs (2443) Karthikeyan, Murali 39th National Sub-Junior Chess Championship 2013 (Boys) Reti | 0-1 | A04 | |
| 2013.06.15 | Karthikeyan, P. (2415)  vs (1532) Amalraj, A Pushparaj 14th National Cities Team Chess Championship 2013 Neo-Indian | 1-0 | E00 | |
| 2013.06.17 | Karthikeyan, Murali (2435)  vs (2262) Velcheva, Maria 2nd Grand Europe open "Golden Sands 2013" Sicilian Barnes (Bastrikov) | 1-0 | B47 | |
| 2013.06.16 | Spassov, Liuben (2335)  vs (2435) Karthikeyan, Murali 2nd Grand Europe open "Golden Sands 2013" Irregular Indian | 0-1 | E10 | |
| 2013.06.15 | Karthikeyan, Murali (2435)  vs (2548) Sengupta, Deep 2nd Grand Europe open "Golden Sands 2013" Caro-Kann Exchange - Panov (Botvinnik) | 0-1 | B13 | |
| 2013.06.14 | Karthikeyan, Murali (2435)  vs (2249) Voiska, Margarita 2nd Grand Europe open "Golden Sands 2013" Philidor | 1-0 | C41 | |
| 2013.06.13 | Koksal, Ege (2247)  vs (2435) Karthikeyan, Murali 2nd Grand Europe open "Golden Sands 2013" Queen's Pawn Zukertort - Symmetrical | 0-1 | D02 | |
| 2013.06.12 | Karthikeyan, Murali (2435)  vs (2217) Tscharotschkin, Michael 2nd Grand Europe open "Golden Sands 2013" French Closed Tarrasch | 1/2-1/2 | C06 | |
| 2013.06.11 | Volodin, Alexey (2283)  vs (2435) Karthikeyan, Murali 2nd Grand Europe open "Golden Sands 2013" English Agincourt | 1-0 | A13 | |
| 2013.06.10 | Karthikeyan, Murali (2435)  vs (2070) Monnisha, Gk 2nd Grand Europe open "Golden Sands 2013" Two Knights - Modern Bishop | 1-0 | C55 | |
| 2013.05.18 | Golubov, Saveliy (2251)  vs (2435) Karthikeyan, Murali Somov Memorial-2013 Sicilian | 0-1 | B40 | |
| 2013.05.16 | Eliseev, Urii (2557)  vs (2435) Karthikeyan, Murali Somov Memorial-2013 Sicilian Paulsen | 0-1 | B42 | |
| 2013.05.15 | Karthikeyan, Murali (2435)  vs (2524) Artemiev, Vladislav Somov Memorial-2013 Sicilian Scheveningen Najdorf - Byrne | 0-1 | B90 | |
| 2013.05.14 | Chigaev, Maksim (2455)  vs (2435) Karthikeyan, Murali Somov Memorial-2013 Sicilian Paulsen | 1/2-1/2 | B43 | |
| 2013.05.13 | Karthikeyan, Murali (2435)  vs (2387) Zenzera, Alexey Somov Memorial-2013 Caro-Kann Panov (Fianchetto) - Panov | 1/2-1/2 | B14 | |
| 2013.05.12 | Karthikeyan, Murali (2435)  vs (2318) Akhmetov, Ayan Somov Memorial-2013 French Tarrasch (Guimard) - Byrne | 1/2-1/2 | C04 | |
| 2013.05.12 | Grib, Roman (2375)  vs (2435) Karthikeyan, Murali Somov Memorial-2013 Sicilian Paulsen | 0-1 | B43 | |
| 2013.05.11 | Karthikeyan, Murali (2435)  vs (2328) Aravindh, Chithambaram Vr. Somov Memorial-2013 Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2013.05.10 | Codenotti, Marco (2385)  vs (2435) Karthikeyan, Murali Somov Memorial-2013 Sicilian | 1/2-1/2 | B40 | |
| 2013.05.09 | Karthikeyan, Murali (2435)  vs (2359) Harutyunian, Tigran K. Somov Memorial-2013 Italian | 1-0 | C50 | |
| 2012.12.10 | Sharma, Dinesh K. (2387)  vs (2315) Karthikeyan, Murali Rose Valley Open International Chess Tournament 2012, Kolkata Sicilian Paulsen | 1-0 | B42 | |
| 2012.12.04 | Sethuraman, S.P. (2520)  vs (2315) Karthikeyan, Murali Rose Valley Open International Chess Tournament 2012, Kolkata English Neo-Catalan - Declined | 1-0 | A14 | |
| 2012.12.03 | Karthikeyan, Murali (2315)  vs (2513) Arun Prasad, S. Rose Valley Open International Chess Tournament 2012, Kolkata Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2012.11.30 | Visakh, Nr (2152)  vs (2329) Karthikeyan, Murali Apollo Engineering College Commonwealth Chess Championships 2012 Neo-Indian - Exchange | 1/2-1/2 | D35 | |
| 2012.11.30 | Karthikeyan, P. (2414)  vs (2659) Tiviakov, Sergei Apollo Engineering College Commonwealth Chess Championships 2012 Nimzo-Indian Rubinstein | 1/2-1/2 | E42 | |
| 2012.11.29 | Karthikeyan, Murali (2329)  vs (2530) Dzhumaev, Marat Apollo Engineering College Commonwealth Chess Championships 2012 Two Knights - Modern Bishop | 0-1 | C55 | |
| 2012.11.29 | Venkatesh, M.R. (2520)  vs (2414) Karthikeyan, P. Apollo Engineering College Commonwealth Chess Championships 2012 Reti | 1/2-1/2 | A04 | |
| 2012.11.28 | Pranavananda, V (2018)  vs (2329) Karthikeyan, Murali Apollo Engineering College Commonwealth Chess Championships 2012 Nimzovich - English | 0-1 | A01 | |
| 2012.11.27 | Karthikeyan, Murali (2329)  vs (2456) Fominyh, Alexander Apollo Engineering College Commonwealth Chess Championships 2012 Sicilian Barnes (Russian) | 0-1 | B46 | |
| 2012.11.27 | Karthikeyan, P. (2414)  vs (2520) Sethuraman, S.P. Apollo Engineering College Commonwealth Chess Championships 2012 Semi-Slav Meran - Reynolds | 1-0 | D48 | |
| 2012.11.26 | Aniruddh, Aiyengar (1870)  vs (2329) Karthikeyan, Murali Apollo Engineering College Commonwealth Chess Championships 2012 Sicilian Closed | 0-1 | B23 | |
| 2012.11.26 | Arun Prasad, S. (2513)  vs (2414) Karthikeyan, P. Apollo Engineering College Commonwealth Chess Championships 2012 Benko's opening | 0-1 | A00 | |
| 2012.11.25 | Karthikeyan, Murali (2329)  vs (2461) Laxman, R.R. Apollo Engineering College Commonwealth Chess Championships 2012 Petrov - Classical (Jaenisch) | 1/2-1/2 | C42 | |
| 2012.11.25 | Karthikeyan, P. (2414)  vs (2530) Dzhumaev, Marat Apollo Engineering College Commonwealth Chess Championships 2012 Dutch - Hopton | 1/2-1/2 | A80 | |
| 2012.11.25 | Rajarishi, Karthi (1897)  vs (2329) Karthikeyan, Murali Apollo Engineering College Commonwealth Chess Championships 2012 Neo-Indian | 0-1 | E00 | |
| 2012.11.25 | Dahale, Atul (2123)  vs (2414) Karthikeyan, P. Apollo Engineering College Commonwealth Chess Championships 2012 Modern Benoni King's Pawn | 0-1 | A65 | |
| 2012.11.24 | Karthikeyan, Murali (2329)  vs (2061) Krishna Teja, N Apollo Engineering College Commonwealth Chess Championships 2012 Sicilian Paulsen | 1/2-1/2 | B43 | |
| 2012.11.24 | Karthikeyan, P. (2414)  vs (2107) Lakshmi Narayanan, Mv Apollo Engineering College Commonwealth Chess Championships 2012 Benoni - Czech (King's Indian) | 1-0 | A56 | |
| 2012.11.23 | Lakshmi, Krishna Bhushan D (1942)  vs (2329) Karthikeyan, Murali Apollo Engineering College Commonwealth Chess Championships 2012 Neo-Indian - Exchange | 0-1 | D35 | |
| 2012.11.23 | Sanjid, Latheef (1965)  vs (2414) Karthikeyan, P. Apollo Engineering College Commonwealth Chess Championships 2012 Reti Symmetrical - Nimzovich | 0-1 | A05 | |
| 2012.11.23 | Karthikeyan, Murali (2329)  vs (1667) Rahul, S Apollo Engineering College Commonwealth Chess Championships 2012 Sicilian Yugoslav Dragon - Panov | 1-0 | B76 | |
| 2012.11.23 | Karthikeyan, P. (2414)  vs (1713) Prajesh, R Apollo Engineering College Commonwealth Chess Championships 2012 Reti Symmetrical | 1-0 | A05 | |
| 2012.11.17 | Karthikeyan, Murali (2329)  vs (2197) Saiyn, Zhanat World Youth Championships 2012 - U14 Open Sicilian Yugoslav Dragon - Rauzer | 0-1 | B76 | |
| 2012.11.16 | Savenkov, Konstantin (2162)  vs (2329) Karthikeyan, Murali World Youth Championships 2012 - U14 Open Sicilian Paulsen | 0-1 | B42 | |
| 2012.11.15 | Gajek, Radoslaw (2250)  vs (2329) Karthikeyan, Murali World Youth Championships 2012 - U14 Open Sicilian Paulsen - Reti | 1/2-1/2 | B41 | |
| 2012.11.12 | Vorontsov, Pavlo (2220)  vs (2329) Karthikeyan, Murali World Youth Championships 2012 - U14 Open Sicilian Closed | 1-0 | B23 | |
| 2012.11.11 | Pranav, Vijay (2127)  vs (2329) Karthikeyan, Murali World Youth Championships 2012 - U14 Open Catalan Closed - Closed | 1/2-1/2 | E06 | |
| 2012.11.09 | Karthikeyan, Murali (2329)  vs (2072) Plenca, Jadranko World Youth Championships 2012 - U14 Open King's Knight - Ponziani Steinitz | 1/2-1/2 | C44 | |
| 2012.11.08 | Aguilar, Luis Miguel (1882)  vs (2329) Karthikeyan, Murali World Youth Championships 2012 - U14 Open English Neo-Catalan - Neo-Catalan | 0-1 | A14 | |
| 2012.11.03 | Joshi, G B (2226)  vs (2401) Karthikeyan, P. Vizag GM International Open Chess Championship 2012 Italian - Pianissimo | 1/2-1/2 | C50 | |
| 2012.11.02 | Karthikeyan, P. (2401)  vs (2227) Tiwari, Arjun Vizag GM International Open Chess Championship 2012 King's Indian Schwarz - Averbakh | 1-0 | E73 | |
| 2012.11.01 | Aleksandrov, Aleksej (2602)  vs (2401) Karthikeyan, P. Vizag GM International Open Chess Championship 2012 Gruenfeld - Nimzovich | 1-0 | E60 | |
| 2012.10.31 | Matta, Vinay Kumar (2179)  vs (2401) Karthikeyan, P. Vizag GM International Open Chess Championship 2012 Sicilian Scheveningen Najdorf - Byrne | 0-1 | B90 | |
| 2012.10.30 | Karthikeyan, P. (2401)  vs (2236) Padhya, Saumil Vizag GM International Open Chess Championship 2012 Sicilian Closed | 1/2-1/2 | B23 | |
| 2012.10.29 | Rahman, Md. Taibur (2324)  vs (2401) Karthikeyan, P. Vizag GM International Open Chess Championship 2012 Gruenfeld Three Knights - Exchange | 1/2-1/2 | D90 | |
| 2012.10.23 | Deviatkin, Andrei (2588)  vs (2299) Karthikeyan, Murali NIT Nagpur GM International Open Chess Tournament 2012 Dunst (Sleipner, Heinrichsen) opening - Rubinstein (Capablanca) | 1-0 | C10 | |
| 2012.10.22 | Karthikeyan, Murali (2299)  vs (2415) Prasanna, Raghuram Rao NIT Nagpur GM International Open Chess Tournament 2012 Philidor | 1/2-1/2 | C41 | |
| 2012.10.21 | Gurpreet, Singh Maras (2253)  vs (2401) Karthikeyan, P. NIT Nagpur GM International Open Chess Tournament 2012 Italian - Pianissimo | 1/2-1/2 | C50 | |
| 2012.10.21 | Karthikeyan, Murali (2299)  vs (2432) Sriram, Jha NIT Nagpur GM International Open Chess Tournament 2012 Irregular King's Pawn | 1-0 | B00 | |
| 2012.10.20 | Karthikeyan, Murali (2299)  vs (2513) Abdulla, Al-Rakib NIT Nagpur GM International Open Chess Tournament 2012 Caro-Kann - Maroczy | 0-1 | B12 | |
| 2012.10.20 | Lalith, Babu M.R. (2540)  vs (2401) Karthikeyan, P. NIT Nagpur GM International Open Chess Tournament 2012 Gruenfeld Exchange - Anglo-Grünfeld | 1-0 | D85 | |
| 2012.10.19 | Karthikeyan, P. (2401)  vs (2490) Fominyh, Alexander NIT Nagpur GM International Open Chess Tournament 2012 Sicilian - Godiva | 1-0 | B32 | |
| 2012.10.18 | Aleksandrov, Aleksej (2602)  vs (2401) Karthikeyan, P. NIT Nagpur GM International Open Chess Tournament 2012 Slav Rubinstein | 1-0 | D11 | |
| 2012.10.18 | Karthikeyan, P. (2401)  vs (2481) Hossain, Enamul NIT Nagpur GM International Open Chess Tournament 2012 Slav Rubinstein | 1-0 | D11 | |
| 2012.10.16 | Neelotpal, Das (2485)  vs (2299) Karthikeyan, Murali NIT Nagpur GM International Open Chess Tournament 2012 Sicilian Paulsen | 1/2-1/2 | B43 | |
| 2012.10.14 | Karthikeyan, P. (2401)  vs (2352) Sagar, Shah TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Nimzo-Indian Rubinstein | 0-1 | E41 | |
| 2012.10.14 | Karthikeyan, Murali (2299)  vs (2456) Satyapragyan, Swayangsu TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Barnes | 1-0 | B45 | |
| 2012.10.13 | Praveen Kumar, C. (2330)  vs (2401) Karthikeyan, P. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 King's Indian Schwarz | 0-1 | E70 | |
| 2012.10.13 | Grover, Sahaj (2516)  vs (2299) Karthikeyan, Murali TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Neo-Indian | 1/2-1/2 | E00 | |
| 2012.10.11 | Karthikeyan, Murali (2299)  vs (2450) Sundararajan, Kidambi TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Scheveningen Najdorf - Byrne | 1-0 | B90 | |
| 2012.10.11 | Neelotpal, Das (2485)  vs (2401) Karthikeyan, P. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 English Agincourt | 1-0 | A13 | |
| 2012.10.10 | Karthikeyan, P. (2401)  vs (2501) Vidit, Santosh Gujrathi TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Nimzo-Indian Bernstein | 0-1 | E56 | |
| 2012.10.09 | Ravi, Teja S. (2288)  vs (2299) Karthikeyan, Murali TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Irregular Indian | 1/2-1/2 | E10 | |
| 2012.10.09 | Venkatesh, M.R. (2511)  vs (2401) Karthikeyan, P. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Scotch - Scotch Schmid (Mieses) | 1-0 | C45 | |
| 2012.10.07 | Karthikeyan, Murali (2299)  vs (2362) Suvrajit, Saha TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2012.10.07 | Karthikeyan, P. (2401)  vs (2564) Adhiban, B. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Scheveningen Najdorf | 1-0 | B96 | |
| 2012.10.06 | Arindam, Mukherjee (2265)  vs (2299) Karthikeyan, Murali TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Indian Knight | 1/2-1/2 | A46 | |
| 2012.10.06 | Karthikeyan, P. (2401)  vs (2523) Deepan, Chakkravarthy J. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Gruenfeld Three Knights (Hungarian) - Landau | 1/2-1/2 | D92 | |
| 2012.10.05 | Karthikeyan, Murali (2299)  vs (2329) Murali Krishnan, B.T. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Scandinavian | 0-1 | B01 | |
| 2012.10.05 | Lalith, Babu M.R. (2540)  vs (2401) Karthikeyan, P. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Gruenfeld Russian - Hungarian | 0-1 | D97 | |
| 2012.10.04 | Gomes, Mary Ann (2381)  vs (2299) Karthikeyan, Murali TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2012.10.04 | Karthikeyan, P. (2401)  vs (2510) Arun Prasad, S. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Scheveningen Najdorf | 1/2-1/2 | B94 | |
| 2012.10.03 | Karthikeyan, Murali (2299)  vs (2501) Vidit, Santosh Gujrathi TATA 50th National Premier & Zone 3.7 Chess Championship 2012 King's Knight - Ponziani Steinitz | 0-1 | C44 | |
| 2012.10.03 | Satyapragyan, Swayangsu (2456)  vs (2401) Karthikeyan, P. TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Spanish Morphy - Archangelsk (Planinc) | 1/2-1/2 | C78 | |
| 2012.10.02 | Praveen Kumar, C. (2330)  vs (2299) Karthikeyan, Murali TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Catalan Irregular - Gambit | 0-1 | E01 | |
| 2012.10.02 | Karthikeyan, P. (2401)  vs (2516) Grover, Sahaj TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Queen's Gambit Declined Lasker - Lasker | 1/2-1/2 | D57 | |
| 2012.10.01 | Karthikeyan, Murali (2299)  vs (2454) Debashis, Das TATA 50th National Premier & Zone 3.7 Chess Championship 2012 Sicilian Scheveningen Najdorf - Byrne | 0-1 | B90 | |
| 2012.09.25 | Karthikeyan, Murali (2319)  vs (2413) Ghosh, Diptayan G H Raisoni Memorial 38th National Sub-Junior French Tarrasch | 1/2-1/2 | C03 | |
| 2012.09.24 | Vignesh, Nr (2170)  vs (2319) Karthikeyan, Murali G H Raisoni Memorial 38th National Sub-Junior Sicilian Paulsen - Polugaevsky | 0-1 | B42 | |
| 2012.09.22 | Karthikeyan, Murali (2319)  vs (1864) Kumar, Gaurav G H Raisoni Memorial 38th National Sub-Junior Sicilian Rossolimo (Fianchetto) - Rossolimo | 1-0 | B31 | |
| 2012.09.21 | Gagare, Shardul (2359)  vs (2319) Karthikeyan, Murali G H Raisoni Memorial 38th National Sub-Junior English Anglo-Indian | 1/2-1/2 | A15 | |
| 2012.09.20 | Karthikeyan, Murali (2319)  vs (2028) Ritviz, Parab G H Raisoni Memorial 38th National Sub-Junior King's Knight - Ponziani Jaenisch | 1-0 | C44 | |
| 2012.09.20 | Dhananjay, S (1934)  vs (2319) Karthikeyan, Murali G H Raisoni Memorial 38th National Sub-Junior Sicilian | 0-1 | B40 | |
| 2012.09.19 | Karthikeyan, Murali (2319)  vs (2164) Rishi, Sardana G H Raisoni Memorial 38th National Sub-Junior Italian | 0-1 | C50 | |
| 2012.09.18 | Debankan, Dhara (2010)  vs (2319) Karthikeyan, Murali G H Raisoni Memorial 38th National Sub-Junior Irregular Indian | 0-1 | E10 | |
| 2012.09.18 | Karthikeyan, Murali (2319)  vs (1861) Rajarishi, Karthi G H Raisoni Memorial 38th National Sub-Junior French Tarrasch | 1-0 | C03 | |
| 2012.09.17 | Kamdar, Udit (1618)  vs (2319) Karthikeyan, Murali G H Raisoni Memorial 38th National Sub-Junior Sicilian Closed | 0-1 | B23 | |
| 2012.06.27 | Karthikeyan, Murali (2329)  vs (1950) Khorsandi, Arian Asian Youth Chess Championship 2012 Sicilian Yugoslav Dragon - Rauzer | 1-0 | B76 | |
| 2012.06.27 | Mousavi, Seyed Khalil (2216)  vs (2329) Karthikeyan, Murali Asian Youth Chess Championship 2012 Irregular Indian | 1/2-1/2 | E10 | |
| 2012.06.26 | Karthikeyan, Murali (2329)  vs (2103) Vignesh, Nr Asian Youth Chess Championship 2012 Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2012.06.26 | Nguyen, Tan Hoang Nam (1835)  vs (2329) Karthikeyan, Murali Asian Youth Chess Championship 2012 Neo-Indian - Exchange | 0-1 | D35 | |
| 2012.06.15 | Kunte, Abhijit (2538)  vs (2329) Karthikeyan, Murali 5th "Mayor's Cup" International Open Chess Tournament Mumbai 2012 Irregular Indian - Classical (Fianchetto) | 1-0 | D37 | |
| 2012.06.14 | Paragua, Mark (2521)  vs (2329) Karthikeyan, Murali 5th "Mayor's Cup" International Open Chess Tournament Mumbai 2012 Sicilian | 1-0 | B20 | |
| 2012.06.13 | Karthikeyan, Murali (2329)  vs (2155) Mithil, Ajgaonkar 5th "Mayor's Cup" International Open Chess Tournament Mumbai 2012 Caro-Kann Panov (Fianchetto) - Panov | 1-0 | B14 | |
| 2012.06.12 | Karthikeyan, Murali (2329)  vs (2190) Akash Pc, Iyer 5th "Mayor's Cup" International Open Chess Tournament Mumbai 2012 King's Knight - Ponziani Jaenisch | 1-0 | C44 | |
| 2012.06.09 | Karthikeyan, Murali (2329)  vs (2563) Chadaev, Nikolai 5th "Mayor's Cup" International Open Chess Tournament Mumbai 2012 Sicilian - Hungarian | 0-1 | B27 | |
| 2012.05.28 | Karthikeyan, Murali (2329)  vs (2248) Praveen, Prasad P 50th National Challengers Chess Championship-2012 Sicilian - Rossolimo | 1-0 | B30 | |
| 2012.05.28 | Anurag, Mhamal (2295)  vs (2421) Karthikeyan, P 50th National Challengers Chess Championship-2012 Sicilian Scheveningen Najdorf - Byrne | 1/2-1/2 | B90 | |
| 2012.05.27 | Karthikeyan, P (2421)  vs (2255) Deshmukh, Anup 50th National Challengers Chess Championship-2012 King's Indian Orthodox | 1-0 | E86 | |
| 2012.05.26 | Ghosh, Diptayan (2418)  vs (2421) Karthikeyan, P 50th National Challengers Chess Championship-2012 Modern Benoni Fianchetto - Fianchetto | 1-0 | A62 | |
| 2012.05.25 | Shetty, Rahul (2242)  vs (2329) Karthikeyan, Murali 50th National Challengers Chess Championship-2012 Reti Gambit | 1-0 | A09 | |
| 2012.05.25 | Karthikeyan, P (2421)  vs (2251) Das, Sayantan 50th National Challengers Chess Championship-2012 Queen's Pawn Zukertort | 1-0 | D02 | |
| 2012.05.24 | Karthikeyan, Murali (2329)  vs (2218) Sahoo, Utkal Ranjan 50th National Challengers Chess Championship-2012 Italian | 1/2-1/2 | C50 | |
| 2012.05.24 | Arun, Karthik R (2277)  vs (2421) Karthikeyan, P 50th National Challengers Chess Championship-2012 French - Hanham | 1/2-1/2 | C00 | |
| 2012.05.23 | Karthikeyan, P (2421)  vs (2278) Singh, D P 50th National Challengers Chess Championship-2012 Irregular Queen's Pawn - Franco-Indian | 1/2-1/2 | A40 | |
| 2012.05.22 | Joshi, G B (2228)  vs (2421) Karthikeyan, P 50th National Challengers Chess Championship-2012 French Closed Tarrasch - Pawn Center | 0-1 | C05 | |
| 2012.05.21 | Karthikeyan, P (2421)  vs (2209) Sidhant, Mohapatra 50th National Challengers Chess Championship-2012 Semi-Slav | 1/2-1/2 | D43 | |
| 2012.05.20 | Karthikeyan, P (2421)  vs (2110) Visakh, Nr 50th National Challengers Chess Championship-2012 Catalan Open (Classical) - Gambit | 1/2-1/2 | E04 | |
| 2012.05.19 | Swaraj, Palit (2111)  vs (2329) Karthikeyan, Murali 50th National Challengers Chess Championship-2012 Sicilian | 1/2-1/2 | B40 | |
| 2012.05.18 | Karthikeyan, Murali (2329)  vs (1910) Sekhawat, Hussen 50th National Challengers Chess Championship-2012 Petrov - Classical | 1-0 | C42 | |
| 2012.05.18 | Krishna Teja, N (1983)  vs (2421) Karthikeyan, P 50th National Challengers Chess Championship-2012 Reti Symmetrical | 1-0 | A05 | |
| Laxman, R R (2415)  vs (2414) Karthikeyan, P Historical Melaka International Chess Championship 2012 King's Indian Yugoslav - Taimanov | 1/2-1/2 | E97 | ||
| Karthikeyan, P (2414)  vs (2455) Bitoon, Richard Historical Melaka International Chess Championship 2012 Catalan Irregular - Gambit | 1-0 | E01 | ||
| Deepan, Chakkravarthy J (2461)  vs (2414) Karthikeyan, P Historical Melaka International Chess Championship 2012 Reti Symmetrical - Keres | 1/2-1/2 | A34 | ||
| Karthikeyan, P (2414)  vs (2043) Manaog, Stewart Historical Melaka International Chess Championship 2012 Queen's Gambit Declined | 1-0 | D30 | ||
| Rathnakaran, K (2410)  vs (2414) Karthikeyan, P Historical Melaka International Chess Championship 2012 Giuoco Piano - Greco | 1-0 | C54 | ||
| Karthikeyan, P (2414)  vs (2322) Hamdani, Rudin Historical Melaka International Chess Championship 2012 Nimzo-Indian Classical | 1-0 | E32 | ||
| Romero Holmes, Alfonso (2501)  vs (2414) Karthikeyan, P Historical Melaka International Chess Championship 2012 Indian Knight | 1/2-1/2 | A46 | ||
| Karthikeyan, P (2414)  vs (2487) Horvath, Adam Historical Melaka International Chess Championship 2012 Sicilian Paulsen | 1/2-1/2 | B43 | ||
| Bakri, Alia Anin Azwa (1975)  vs (2414) Karthikeyan, P Historical Melaka International Chess Championship 2012 Indian Knight - Spielmann | 0-1 | A46 | ||
| 2012.04.19 | Karthikeyan, Murali (2306)  vs (2555) Evdokimov, Alexander A 14th Dubai Open 2012 Sicilian Rauzer (Modern) - Two Knights | 0-1 | B67 | |
| 2012.04.18 | Grigoryan, Avetik (2600)  vs (2306) Karthikeyan, Murali 14th Dubai Open 2012 Irregular Indian | 1/2-1/2 | E10 | |
| 2012.04.16 | Baklan, Vladimir (2612)  vs (2306) Karthikeyan, Murali 14th Dubai Open 2012 Sicilian | 1-0 | B40 | |
| 2011.11.29 | Karthikeyan, P (2402)  vs (2338) Rajesh, V A V Vizag GM International Open Chess Tournament Gruenfeld - Goglidze | 0-1 | D70 | |
| 2011.11.28 | Akshat, Chandra (2012)  vs (2402) Karthikeyan, P Vizag GM International Open Chess Tournament Spanish Schliemann - Classical | 1/2-1/2 | C63 | |
| 2011.11.26 | Vignesh, Nr (2028)  vs (2402) Karthikeyan, P Vizag GM International Open Chess Tournament Sicilian Scheveningen Najdorf (Opecensky) | 1-0 | B92 | |
| 2011.11.24 | Karthikeyan, Murali (2154)  vs (2094) Chiku-Ratte, Olivier-Kenta World Youth Chess Championship - U 12 Open Sicilian Yugoslav Dragon - Rauzer | 1-0 | B76 | |
| 2011.11.23 | Gledura, Benjamin (2230)  vs (2154) Karthikeyan, Murali World Youth Chess Championship - U 12 Open Sicilian | 1/2-1/2 | B40 | |
| 2011.11.22 | Perske, Thore (1923)  vs (2154) Karthikeyan, Murali World Youth Chess Championship - U 12 Open Sicilian Paulsen | 0-1 | B43 | |
| 2011.11.20 | Karthikeyan, Murali (2154)  vs (1991) Puranik, Abhimanyu World Youth Chess Championship - U 12 Open French Closed Tarrasch | 1/2-1/2 | C05 | |
| 2011.11.20 | Kotliar, Alexey (1966)  vs (2154) Karthikeyan, Murali World Youth Chess Championship - U 12 Open Sicilian Paulsen | 0-1 | B42 | |
| 2011.11.19 | Karthikeyan, Murali (2154)  vs (1889) Harshal, Shahi World Youth Chess Championship - U 12 Open Sicilian Rossolimo (Fianchetto) - Gurgenidze | 1-0 | B31 | |
| 2011.11.18 | Lopez, Bruno (1677)  vs (2154) Karthikeyan, Murali World Youth Chess Championship - U 12 Open Sicilian Paulsen | 0-1 | B42 | |
| 2011.10.21 | Karthikeyan, P (2408)  vs (2319) Babu, N Sudhakar 49th National Premier (National A) Chess Championship Queen's Gambit Declined - Exchange | 1/2-1/2 | D35 | |
| 2011.10.20 | Shashikant, Kutwal (2300)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship Spanish Schliemann | 0-1 | C63 | |
| 2011.10.19 | Karthikeyan, P (2408)  vs (2433) Thipsay, Praveen M 49th National Premier (National A) Chess Championship King's Indian Orthodox | 0-1 | E86 | |
| 2011.10.18 | Sengupta, Deep (2572)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship Two Knights | 1-0 | C58 | |
| 2011.10.17 | Karthikeyan, P (2408)  vs (2529) Sethuraman, S P 49th National Premier (National A) Chess Championship Reti Symmetrical - Hedgehog | 0-1 | A30 | |
| 2011.10.16 | Arun Prasad, S (2522)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship Reti Symmetrical | 1/2-1/2 | A05 | |
| 2011.10.15 | Karthikeyan, P (2408)  vs (2473) Ashwin, Jayaram 49th National Premier (National A) Chess Championship Reti Symmetrical - King's Indian | 1/2-1/2 | A05 | |
| 2011.10.14 | Laxman, R R (2451)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship King's Indian Classical - Gligoric | 0-1 | E92 | |
| 2011.10.13 | Karthikeyan, P (2408)  vs (2239) G, Akash 49th National Premier (National A) Chess Championship King's Indian Four Pawns - Dynamic | 1-0 | E76 | |
| 2011.10.12 | Girish, A  Koushik (2379)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship Spanish Morphy - Cozio | 0-1 | C70 | |
| 2011.10.11 | Karthikeyan, P (2408)  vs (2279) Koshy, Varugeese 49th National Premier (National A) Chess Championship Modern | 0-1 | A41 | |
| 2011.10.10 | Tiwari, Arjun (2324)  vs (2408) Karthikeyan, P 49th National Premier (National A) Chess Championship Sicilian Closed | 0-1 | B23 | |
| 2011.10.09 | Karthikeyan, P (2408)  vs (2625) Gupta, Abhijeet 49th National Premier (National A) Chess Championship Semi-Slav - Stoltz | 0-1 | D45 | |
| 2011.01.26 | Suresh, Kumar T J (2204)  vs (2380) Karthikeyan, P Chennai Open GM Chess Tournament 2011 Reti Symmetrical | 0-1 | A05 | |
| 2011.01.25 | Karthikeyan, P (2380)  vs (2226) Hegde, Ravi Gopal Chennai Open GM Chess Tournament 2011 Indian - Schlechter | 1/2-1/2 | D90 | |
| 2011.01.24 | Ram, S  Krishnan (2242)  vs (2380) Karthikeyan, P Chennai Open GM Chess Tournament 2011 Indian Knight - Spielmann | 1/2-1/2 | A46 | |
| 2011.01.23 | Karthikeyan, P (2380)  vs (2216) Kathmale, Sameer Chennai Open GM Chess Tournament 2011 Queen's Indian - Russian | 1/2-1/2 | E12 | |
| 2011.01.22 | Stefansson, Hannes (2580)  vs (2380) Karthikeyan, P Chennai Open GM Chess Tournament 2011 Irregular Indian - Blumenfeld | 1-0 | E10 | |
| 2011.01.21 | Karthikeyan, Murali (2096)  vs (2388) Nebolsina, Vera Chennai Open GM Chess Tournament 2011 Petrov - Cozio | 0-1 | C42 | |
| 2011.01.21 | Karthikeyan, P (2380)  vs (2485) Deepan, Chakkravarthy J Chennai Open GM Chess Tournament 2011 Indian - Old Zurich | 1/2-1/2 | E33 | |
| 2011.01.21 | Kamble, Vikramaditya (2367)  vs (2096) Karthikeyan, Murali Chennai Open GM Chess Tournament 2011 Irregular Indian | 1-0 | E10 | |
| 2011.01.21 | Kaushik, S (2154)  vs (2380) Karthikeyan, P Chennai Open GM Chess Tournament 2011 Spanish Morphy - Archangelsk | 0-1 | C78 | |
| 2011.01.19 | Postny, Evgeny (2592)  vs (2096) Karthikeyan, Murali Chennai Open GM Chess Tournament 2011 English Anglo-Indian (Queen's Knight) | 1-0 | A16 | |
| 2011.01.19 | Karthikeyan, P (2380)  vs (2288) Joshi, G B Chennai Open GM Chess Tournament 2011 Catalan Open (Classical) | 1-0 | E04 | |
| 2010.12.22 | Neelotpal, Das (2486)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Neo-Indian - Catalan Irregular | 1-0 | E00 | |
| 2010.12.21 | Karthikeyan, P (2382)  vs (2352) Padmini, Rout National Premier Chess Championship 2010, Delhi Gruenfeld - Goglidze | 1-0 | D70 | |
| 2010.12.20 | Babu, N Sudhakar (2318)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Reti Symmetrical - Nimzovich | 1/2-1/2 | A17 | |
| 2010.12.19 | Karthikeyan, P (2382)  vs (2292) Joshi, G B National Premier Chess Championship 2010, Delhi Queen's Gambit Declined Pillsbury | 1-0 | D53 | |
| 2010.12.18 | Singh, D P (2326)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Indian Knight | 1-0 | A46 | |
| 2010.12.17 | Stany, G A (2329)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Spanish Morphy - Archangelsk | 1-0 | C78 | |
| 2010.12.15 | Karthikeyan, P (2382)  vs (2274) Matta, Vinay Kumar National Premier Chess Championship 2010, Delhi King's Indian Saemisch (Panno-Ruban) - Panno | 1-0 | E84 | |
| 2010.12.14 | Shyam, Sundar M (2439)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi King's Gambit Accepted - Bledow (Morphy) | 1-0 | C33 | |
| 2010.12.13 | Karthikeyan, P (2382)  vs (2517) Kunte, Abhijit National Premier Chess Championship 2010, Delhi Nimzo-Indian Three Knights | 1/2-1/2 | E21 | |
| 2010.12.12 | Laxman, R R (2479)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Reti Symmetrical | 1-0 | A05 | |
| 2010.12.11 | Karthikeyan, P (2382)  vs (2519) Arun Prasad, S National Premier Chess Championship 2010, Delhi Queen's Gambit Declined Tartakower - Neo-Orthodox | 1-0 | D58 | |
| 2010.12.10 | Shashikant, Kutwal (2303)  vs (2382) Karthikeyan, P National Premier Chess Championship 2010, Delhi Spanish Modern Steinitz | 0-1 | C71 | |
| 2010.12.09 | Karthikeyan, P (2382)  vs (2547) Sethuraman, S P National Premier Chess Championship 2010, Delhi Semi-Slav | 0-1 | D43 | |
| 2010.10.30 | Karthikeyan, Murali (2059)  vs (2155) Williams, Justus D WYCC Open U12 Sicilian Paulsen | 1/2-1/2 | B43 | |
| 2010.10.29 | Steinberg, Nitzan (2263)  vs (2059) Karthikeyan, Murali WYCC Open U12 Sicilian - Anderssen | 1/2-1/2 | B40 | |
| 2010.10.28 | Karthikeyan, Murali (2059)  vs (2193) Ghosh, Diptayan WYCC Open U12 Two Knights - Modern Bishop | 1/2-1/2 | C55 | |
| 2010.10.27 | Karthikeyan, Murali (2059)  vs (2211) Vetoshko, Volodymyr WYCC Open U12 Sicilian Yugoslav Dragon - Rauzer | 1/2-1/2 | B76 | |
| 2010.10.26 | Bai, Jinshi vs (2059) Karthikeyan, Murali WYCC Open U12 English Anti-Benoni - King's Knight | 0-1 | A31 | |
| 2010.10.24 | Wei, Yi (2238)  vs (2059) Karthikeyan, Murali WYCC Open U12 Sicilian - Anderssen | 1-0 | B40 | |
| 2010.10.23 | Huber, Martin Christian (1985)  vs (2059) Karthikeyan, Murali WYCC Open U12 Neo-Indian - Exchange | 0-1 | D35 | |
| 2010.10.21 | Arsic, Djordje (1856)  vs (2059) Karthikeyan, Murali WYCC Open U12 Sicilian - Paulsen | 0-1 | B45 | |
| 2010.09.26 | Singh,  D P (2327)  vs (2398) Karthikeyan, P 48 National Challengers Chess Championship 2010 Indian Knight - Rubinstein | 1/2-1/2 | A46 | |
| 2010.09.25 | Karthikeyan, P (2398)  vs (2172) Santu, Mondal 48 National Challengers Chess Championship 2010 Queen's Gambit Declined | 1-0 | D30 | |
| 2010.09.24 | Karthikeyan, P (2398)  vs (2215) Ramakrishna, J 48 National Challengers Chess Championship 2010 Queen's Indian Fianchetto - Nimzovich | 0-1 | E15 | |
| 2010.09.23 | Shashikant, Kutwal (2281)  vs (2398) Karthikeyan, P 48 National Challengers Chess Championship 2010 Spanish Morphy - Archangelsk | 1/2-1/2 | C78 | |
| 2010.09.22 | Karthikeyan, P (2398)  vs (2316) Gokhale, Chandrashekhar 48 National Challengers Chess Championship 2010 Reti Symmetrical | 1-0 | A05 | |
| 2010.09.21 | Vinoth Kumar, M (2224)  vs (2398) Karthikeyan, P 48 National Challengers Chess Championship 2010 Indian | 0-1 | A45 | |
| 2010.09.18 | Roy, Prantik (2163)  vs (2398) Karthikeyan, P 48 National Challengers Chess Championship 2010 Indian Knight - Semmering | 1-0 | D30 | |
| 2010.09.17 | Karthikeyan, P (2398)  vs (2170) Gusain, Himal 48 National Challengers Chess Championship 2010 Queen's Gambit Declined | 1/2-1/2 | D30 | |
| 2010.09.17 | Joshi, Manish (2174)  vs (2398) Karthikeyan, P 48 National Challengers Chess Championship 2010 Indian Knight | 1/2-1/2 | A46 | |
| 2010.09.16 | Karthikeyan, P (2398)  vs (1991) Vasudevan, S 48 National Challengers Chess Championship 2010 Gruenfeld Exchange | 1-0 | D85 | |
| 2010.09.12 | Tejas, Ravichandran (2240)  vs (2059) Karthikeyan, Murali 36th National Sub-Junior Chess Championships 2010 Reti Symmetrical | 1-0 | A05 | |
| 2010.09.10 | Karthikeyan, Murali (2059)  vs (2342) Girish, A  Koushik 36th National Sub-Junior Chess Championships 2010 Italian - Semi-Italian | 1/2-1/2 | C50 | |
| 2010.09.09 | Karthikeyan, Murali (2059)  vs (2193) Ghosh, Diptayan 36th National Sub-Junior Chess Championships 2010 Two Knights - Modern Bishop | 1-0 | C55 | |
| 2010.09.08 | Harsha, Bharathakoti (1783)  vs (2059) Karthikeyan, Murali 36th National Sub-Junior Chess Championships 2010 Sicilian - Anderssen | 0-1 | B40 | |
| 2010.09.07 | Karthikeyan, Murali (2059)  vs (2222) Antonio, Viani D'cunha 36th National Sub-Junior Chess Championships 2010 Sicilian Yugoslav Dragon - Rauzer | 0-1 | B76 | |
| 2010.09.07 | Chinmay, Pathak (1868)  vs (2059) Karthikeyan, Murali 36th National Sub-Junior Chess Championships 2010 Neo-Indian | 0-1 | E00 | |
| 2010.09.06 | Karthikeyan, Murali (2059)  vs (2213) Sahoo, Utkal Ranjan 36th National Sub-Junior Chess Championships 2010 Italian | 1/2-1/2 | C50 | |
| 2010.07.11 | Karthikeyan, Murali (2008)  vs (2240) Wei, Yi ASIAN YOUTH INVITATIONAL CHESS CHAMPIONSHIPS 2010 Sicilian Scheveningen Najdorf - Byrne | 0-1 | B90 | |
| 2010.07.10 | Mousavi, Seyed Khalil (2078)  vs (2008) Karthikeyan, Murali ASIAN YOUTH INVITATIONAL CHESS CHAMPIONSHIPS 2010 English Mikenas | 0-1 | A18 | |
| 2008.02.15 | Satyapragyan, Swayangsu (2406)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Irregular King's Pawn - Nimzovich (Williams) | 1/2-1/2 | B00 | |
| 2008.02.14 | Karthikeyan, P (2327)  vs (2240) Imocha, Laishram Velammal 45th National A Chess Queen's Gambit Declined Exchange - Exchange | 1-0 | D36 | |
| 2008.02.13 | Karthikeyan, P (2327)  vs (2473) Thipsay, Praveen M Velammal 45th National A Chess Gruenfeld - Classical | 0-1 | E67 | |
| 2008.02.12 | Sriram, Jha (2457)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Neo-Indian | 1/2-1/2 | E00 | |
| 2008.02.11 | Sharma, R  Preetham (2314)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Reti Symmetrical | 1/2-1/2 | A05 | |
| 2008.02.10 | Karthikeyan, P (2327)  vs (2373) Shivananda, B S Velammal 45th National A Chess Irregular Queen's Pawn - Kotov | 1-0 | A40 | |
| 2008.02.09 | Neelotpal, Das (2486)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Sicilian Rauzer (Classical) - Classical | 1-0 | B65 | |
| 2008.02.08 | Karthikeyan, P (2327)  vs (2423) Arun Prasad, S Velammal 45th National A Chess Semi-Slav - Stoltz | 0-1 | D45 | |
| 2008.02.07 | Konguvel, Ponnuswamy (2394)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Sicilian Rauzer - Classical | 1/2-1/2 | B63 | |
| 2008.02.06 | Karthikeyan, P (2327)  vs (2409) Mohota, Nisha Velammal 45th National A Chess Slav Two Knights - Alekhine | 1/2-1/2 | D45 | |
| 2008.02.05 | Karthikeyan, P (2327)  vs (2478) Ashwin, Jayaram Velammal 45th National A Chess Slav Two Knights - Chameleon | 1-0 | D11 | |
| 2008.02.04 | Sundararajan, Kidambi (2442)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Nimzo-Indian Three Knights | 1/2-1/2 | E21 | |
| 2008.02.03 | Venkatesh, M R (2444)  vs (2327) Karthikeyan, P Velammal 45th National A Chess Reti Symmetrical - King's Indian | 1-0 | A05 | 
| Date | Players & Opening | Result | ECO | View | 
|---|---|---|---|---|
| No results | No results | No results | No results | No results |