Stef Van Zon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Twente Young Master op-A | 08/06/2007 | 1863 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C01 | French, exchange variation | 2 games |
| C29 | Vienna gambit | 1 games |
| B49 | Sicilian, Taimanov variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B79 | Sicilian, dragon, Yugoslav attack, 12.h4 | 2 games |
| B24 | Sicilian, closed | 1 games |
| B71 | Sicilian, dragon, Levenfish variation | 1 games |


Netherlands