Jaap Vergouwen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Hoogeveen Essent Amateur | 10/15/2004 | 229 |  Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C89 | Ruy Lopez, Marshall counter-attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
