Hans Gruisen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Weijers OHK op | ??/??/2003 | 854 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C02 | French, advance variation | 1 games |
| C47 | Four knights, Scotch variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A03 | Bird's opening | 1 games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 1 games |


Netherlands