John Cornelisse
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Gran Hotel Bali Open A | 11/28/2025 | 2263 | Spain |
| TCh-BEL 2024-25 | 09/29/2024 | 2286 | Belgium |
| 39th ECC Open 2024 | 10/20/2024 | 2410 | Serbia |
| TCh-BEL 2021-22 | 10/24/2021 | 2262 | Belgium |
Most Played Openings as White
| ECO | Opening | Games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 3 games |
| A81 | Dutch defence | 2 games |
| E11 | Bogo-Indian defence | 2 games |
| D19 | Queen's Gambit Declined Slav, Dutch variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B07 | Pirc defence | 7 games |
| B09 | Pirc, Austrian attack | 4 games |
| A26 | English, closed system | 2 games |
| C45 | Scotch game | 2 games |
Netherlands
Male
FIDE ID:

Spain
Belgium
Serbia