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| Date | Chess tournament name | Status |
|---|---|---|
| 2022-06-18 to 2022-06-19 | European Corporate Chess Championship 2022 |
Finished |
| 2011-07-20 to 2011-07-27 | 4th Paleochora International Chess Tournament 2011  |
Finished |
| 2008-07-21 to 2008-07-28 | 1st International Paleochora Open 2008 |
Finished |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2011.07.27 | Groenewold, Jan Joris (2176) vs (2409) Faibisovich, Vadim Z 4th International Tournament Bird Dutch |
0-1 | A03 | |
| 2011.07.26 | Skembris, Spyridon (2475) vs (2176) Groenewold, Jan Joris 4th International Tournament English - Anglo-Dutch |
1/2-1/2 | A10 | |
| 2011.07.21 | Svetushkin, Dmitry (2576) vs (2176) Groenewold, Jan Joris 4th International Tournament Bogo-Indian - Gruenfeld |
1-0 | E11 |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2015.10.10 | Erwich, Frank (2370) vs (2164) Groenewold, J. Dutch League 2015-16 Queen's Indian Classical |
1-0 | E19 | |
| 2015.08.30 | Van Foreest, Lucas (2293) vs (2164) Groenewold, J. Atlantis Open 2015 Nimzovich - Modern |
1/2-1/2 | A01 | |
| 2015.08.30 | Groenewold, J. (2164) vs (2010) Walinga, E. Atlantis Open 2015 King's Indian Schwarz - Averbakh |
0-1 | E73 | |
| 2015.08.29 | Ernst, S. (2544) vs (2164) Groenewold, J. Atlantis Open 2015 Indian Knight |
1-0 | A46 | |
| 2015.08.29 | Groenewold, J. (2164) vs (2037) Hummel, Pau Atlantis Open 2015 Nimzovich - Modern |
1/2-1/2 | A01 | |
| 2015.08.28 | Groenewold, J. (2164) vs (2104) Van der Meiden, D. Atlantis Open 2015 Queen's Indian Fianchetto - Nimzovich |
1-0 | E15 | |
| 2015.08.27 | Piket, Roel vs (2164) Groenewold, J. Atlantis Open 2015 Nimzovich - Modern |
1/2-1/2 | A01 | |
| 2013.04.01 | Groenewold, J. (2156) vs (2308) Coenen, M. Easter Open 2013 Queen's Indian Classical |
1-0 | E18 | |
| 2013.03.30 | Zaitsev, Mikhail1 (2515) vs (2156) Groenewold, J. Easter Open 2013 Alekhine - Exchange |
1-0 | B03 | |
| 2011.08.16 | Groenewold, J. (2176) vs (2298) Afek, Y. Cafe Atlantis Masters Bird |
0-1 | A02 | |
| 2011.08.15 | Bedouin, X. (2410) vs (2176) Groenewold, J. Cafe Atlantis Masters Two Knights - Modern Bishop |
1-0 | C55 | |
| 2011.08.14 | De Jong, M. (2376) vs (2176) Groenewold, J. Cafe Atlantis Masters Philidor - Exchange |
1-0 | C41 | |
| 2011.08.13 | Groenewold, J. (2176) vs (2351) Picard, Ro Cafe Atlantis Masters Irregular Queen's Pawn - English |
1-0 | A40 | |
| 2011.08.12 | Tate, A. (2342) vs (2176) Groenewold, J. Cafe Atlantis Masters Sicilian Paulsen |
1-0 | B42 | |
| 2011.08.11 | Groenewold, J. (2176) vs (2248) Rietveld, R. Cafe Atlantis Masters Bird |
0-1 | A02 | |
| 2011.08.10 | Van Assendelft, F. (2393) vs (2176) Groenewold, J. Cafe Atlantis Masters Philidor - Exchange |
1-0 | C41 | |
| 2011.08.09 | Groenewold, J. (2176) vs (2293) Geurink, J. Cafe Atlantis Masters Indian East Indian |
1/2-1/2 | A48 | |
| 2011.08.09 | Lambrechts, K. (2255) vs (2176) Groenewold, J. Cafe Atlantis Masters Alekhine Modern - Flohr |
1/2-1/2 | B05 | |
| 2009.12.30 | Groenewold, J. (2145) vs (2406) Berkovich, M. Open A Indian East Indian |
1/2-1/2 | A48 | |
| 2009.12.29 | Racherbaeumer, M. (2301) vs (2145) Groenewold, J. Open A King's Gambit Accepted (Knight's Gambit) - Bonsch-Osmolovsky |
0-1 | C34 | |
| 2009.12.28 | Lyell, M. (2245) vs (2145) Groenewold, J. Open A King's Gambit Accepted (Knight's Gambit) - Bonsch-Osmolovsky |
0-1 | C34 | |
| 2009.12.27 | Groenewold, J. (2145) vs (2269) Piasetski, L. Open A Indian East Indian |
1/2-1/2 | A48 | |
| 2009.12.26 | Groenewold, J. (2145) vs (2071) Ten Vergert, P. Open A Irregular Queen's Pawn |
1-0 | A40 | |
| 2009.12.24 | Thompson, I. (2266) vs (2145) Groenewold, J. Open A Reti - Dutch |
0-1 | A04 | |
| 2009.12.23 | Jellema, Y. (2193) vs (2145) Groenewold, J. Open A Robatsch - Austrian |
1-0 | B06 | |
| 2009.12.22 | Groenewold, J. (2145) vs (2263) Genova, Ly Open A Irregular Queen's Pawn - Kotov |
0-1 | A40 | |
| 2009.12.21 | Pruijssers, R. (2413) vs (2145) Groenewold, J. Open A Philidor - Exchange |
1-0 | C41 | |
| 1999.08.14 | Van Beek, L. (2326) vs Groenewold, JJ. NED u-20 Open Modern Benoni Pawn Storm (Taimanov) |
1/2-1/2 | A67 | |
| 1999.08.13 | Cupido, A. vs Groenewold, JJ. NED u-20 Open Sicilian Center Game - Smith-Morra |
1/2-1/2 | B21 | |
| 1999.08.13 | Groenewold, JJ. vs Rijnaarts, S. NED u-20 Open Queen's Gambit Declined |
1-0 | D30 | |
| 1999.08.12 | Middelburg, T. (2326) vs Groenewold, JJ. NED u-20 Open Sicilian Paulsen |
1-0 | B43 | |
| 1999.08.11 | Groenewold, JJ. vs Van Dongen, C. NED u-20 Open Neo-Indian - Catalan Irregular |
1-0 | E00 | |
| 1999.08.11 | Visschedijk, M. vs Groenewold, JJ. NED u-20 Open Sicilian Alapin - Smith-Morra |
0-1 | B22 | |
| 1999.08.10 | Groenewold, JJ. vs (2283) Wortel, Ma NED u-20 Open Benko Gambit - Half-Accepted |
0-1 | A57 | |
| 1999.08.10 | Kommer, B. vs Groenewold, JJ. NED u-20 Open Indian Knight - Spielmann |
0-1 | A46 | |
| 1999.08.09 | Groenewold, JJ. vs (2147) Azadmanesh, M. NED u-20 Open Benko Gambit - Half-Accepted |
1-0 | A57 | |
| 2004.10.23 | Nagel, Y. (2051) vs (2159) Groenewold, J. Essent Open Sicilian |
0-1 | B40 | |
| 2004.10.22 | Groenewold, J. (2159) vs (2089) Hemminga, F. Essent Open Reti King's Indian |
1-0 | A07 | |
| 2004.10.21 | Van Geffen, B. (2181) vs (2159) Groenewold, J. Essent Open Sicilian Barnes (Russian) |
1-0 | B46 | |
| 2004.10.20 | Groenewold, J. (2159) vs (2248) Giddins, S. Essent Open Catalan Open (Classical) - Closed |
0-1 | E04 | |
| 2004.10.19 | Hulshof, P. (2209) vs (2159) Groenewold, J. Essent Open Sicilian Closed |
1/2-1/2 | B24 | |
| 2004.10.18 | Groenewold, J. (2159) vs (2115) Westerkamp, B. Essent Open Reti Symmetrical - King's Indian |
1-0 | A05 | |
| 2004.10.17 | O'Cinneide, M. (2268) vs (2159) Groenewold, J. Essent Open Dutch Leningrad (Warsaw) - Anglo-Dutch |
1-0 | A88 | |
| 2004.10.16 | Groenewold, J. (2159) vs (2366) Siebrecht, S. Essent Open King's Indian Schwarz |
0-1 | E70 | |
| 2004.10.15 | Okkes, M. (2353) vs (2159) Groenewold, J. Essent Open Sicilian |
1-0 | B40 | |
| 2004.10.23 | Nagel, Y. (2051) vs (2159) Groenewold, J. Essent Open Sicilian |
0-1 | B40 | |
| 2004.10.22 | Groenewold, J. (2159) vs (2089) Hemminga, F. Essent Open Reti King's Indian |
1-0 | A07 | |
| 2004.10.21 | Van Geffen, B. (2181) vs (2159) Groenewold, J. Essent Open Sicilian Barnes (Russian) |
1-0 | B46 | |
| 2004.10.20 | Groenewold, J. (2159) vs (2248) Giddins, S. Essent Open Catalan Open (Classical) - Closed |
0-1 | E04 | |
| 2004.10.19 | Hulshof, P. (2209) vs (2159) Groenewold, J. Essent Open Sicilian Closed |
1/2-1/2 | B24 | |
| 2004.10.18 | Groenewold, J. (2159) vs (2115) Westerkamp, B. Essent Open Reti Symmetrical - King's Indian |
1-0 | A05 | |
| 2004.10.17 | O'Cinneide, M. (2268) vs (2159) Groenewold, J. Essent Open Dutch Leningrad (Warsaw) - Anglo-Dutch |
1-0 | A88 | |
| 2004.08.04 | Kostic, Vl (2390) vs Groenewold, JJ. XI Summer Open Sicilian Alapin |
1-0 | B22 | |
| 2004.10.16 | Groenewold, J. (2159) vs (2366) Siebrecht, S. Essent Open King's Indian Schwarz |
0-1 | E70 | |
| 2004.10.15 | Okkes, M. (2353) vs (2159) Groenewold, J. Essent Open Sicilian |
1-0 | B40 |