Ton Den Ouden
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Groningen ABM op | ??/??/1999 | 286 | Netherlands |
| Veldhoven op | ??/??/1992 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 1 games |
| B07 | Pirc defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |


Netherlands