 
                                    | Date | Chess tournament name | Status | 
|---|---|---|
| 2012-08-11 to 2012-08-18 | 28. FAAKER SEE OPEN 11. - 18. Aug. 2012 Kulturhaus Latschach/AUT  | Finished | 
| 2011-12-27 to 2011-12-30 | Open St. Leon-Rot  | Finished | 
| Date | Players & Opening | Result | ECO | View | 
|---|---|---|---|---|
| 2012.08.12 | KELLER, Manfred (2189)  vs (1923) DREHER, Willi 28. FAAKER SEE OPEN Sicilian - Rossolimo | 1-0 | B30 | |
| 2012.08.12 | DREHER, Willi (1923)  vs (2122) POSCH, Roland 28. FAAKER SEE OPEN English Sicilian | 1/2-1/2 | A20 | |
| 2011.12.30 | Dreher, Willi (1963)  vs (1743) Schwingen, Dominik Open St. Leon-Rot English Anglo-Indian | 1/2-1/2 | A15 | |
| 2011.12.29 | Sigmund, Wolfgang (1561)  vs (1963) Dreher, Willi Open St. Leon-Rot Indian Knight | 1/2-1/2 | A46 | |
| 2011.12.29 | Dreher, Willi (1963)  vs (1757) Wendling, Lukas Open St. Leon-Rot English Anglo-Indian | 1/2-1/2 | A15 | |
| 2011.12.28 | Haas, Michael (2191)  vs (1963) Dreher, Willi Open St. Leon-Rot Sicilian Center Game - Smith-Morra | 1-0 | B21 | |
| 2011.12.28 | Dreher, Willi (1963)  vs (1604) Keller, Edgar Open St. Leon-Rot English Anglo-Indian | 1-0 | A15 | |
| 2011.12.27 | Farmani Anosheh, Armin (2216)  vs (1963) Dreher, Willi Open St. Leon-Rot Budapest - Rubinstein | 1-0 | A52 | |
| 2011.12.27 | Dreher, Willi (1963)  vs (1311) Vaintroub, Maximilian Open St. Leon-Rot English Agincourt | 1-0 | A13 | 
| Date | Players & Opening | Result | ECO | View | 
|---|---|---|---|---|
| 2023.06.09 | Dreher,David (1962) vs (2523) Horvath,Dominik ch-AUT Blitz 2023 Indian | 0-1 | A45 | |
| 2011.12.30 | Dreher, Willi (1963) vs (1741) Schwingen, D. 1st St Leon-Rot Open English Anglo-Indian | 1/2-1/2 | A15 | |
| 2011.12.29 | Sigmund, Wolfgang vs (1963) Dreher, Willi 1st St Leon-Rot Open Indian Knight | 1/2-1/2 | A46 | |
| 2011.12.29 | Dreher, Willi (1963) vs (1757) Wendling, Lukas 1st St Leon-Rot Open English Anglo-Indian | 1/2-1/2 | A15 | |
| 2011.12.28 | Haas, M. (2191) vs (1963) Dreher, Willi 1st St Leon-Rot Open Sicilian Center Game - Smith-Morra | 1-0 | B21 | |
| 2011.12.28 | Dreher, Willi (1963) vs Keller, Edgar 1st St Leon-Rot Open English Anglo-Indian | 1-0 | A15 | |
| 2011.12.27 | Farmani Anosheh, A. (2216) vs (1963) Dreher, Willi 1st St Leon-Rot Open Budapest - Rubinstein | 1-0 | A52 | |
| 2011.12.27 | Dreher, Willi (1963) vs Vaintroub, Maximili 1st St Leon-Rot Open English Agincourt | 1-0 | A13 | |
| 1992.01.01 | Thalmann, R. vs Dreher, W. Ladenburg AT Sicilian - Pelikan (Sveshnikov) | 0-1 | B33 | |
| 1992.01.01 | Loesch, T. vs Dreher, W. Ladenburg AT Sicilian - Pelikan (Chelyabinsk) | 1-0 | B33 | |
| 1992.01.01 | MacGregor vs Dreher cr. Two Knights - Modern Bishop | 1-0 | C55 | |
| 1990.01.01 | Dreher, W. vs Gutmann, M. Kirchheim 25' Benko's opening | 0-1 | A00 | |
| 1992.01.01 | Dreher, W. vs Dettweiler, C. Ladenburg AT English Four Knights (Fianchetto) | 0-1 | A29 | |
| 1990.01.01 | Cesarec, D. vs Dreher, W. Kirchheim 25' Pirc | 0-1 | B07 | |
| 1992.01.01 | Baldas, C. vs Dreher, W. Ladenburg AT Sicilian - Pelikan | 1-0 | B33 |