Jeroen Bollaart
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 39th ECC Open 2024 | 10/20/2024 | 2410 | Serbia |
| OKU | 06/05/2009 | 1460 | Netherlands |
| Vlissingen HZ op 11th | 08/04/2007 | 1517 | Netherlands |
| Utrecht OKU op | 06/08/2007 | 958 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C45 | Scotch game | 3 games |
| A52 | Budapest defence | 2 games |
| B12 | Caro-Kann defence | 2 games |
| B38 | Sicilian, accelerated fianchetto, Maroczy bind, 6.Be3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 2 games |
| D15 | Queen's Gambit Declined Slav, 4.Nc3 | 2 games |
| C10 | French, Paulsen variation | 1 games |
| D17 | Queen's Gambit Declined Slav, Czech defence | 1 games |
Netherlands
Male
FIDE ID:

Serbia