Leo J Kerkhoff
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-chT 0001 | 10/??/2000 | 2124 | Netherlands |
| NED-chT | 02/05/2000 | 2306 | Netherlands |
| Rheinhausen-ch 3rd | ??/??/1999 | 519 | Germany |
| Rheinhausen-ch 2nd | ??/??/1998 | 262 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| C84 | Ruy Lopez, closed defence | 4 games |
| C02 | French, advance variation | 4 games |
| B01 | Scandinavian (centre counter) defence | 3 games |
| B80 | Sicilian, Scheveningen variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C72 | Ruy Lopez, modern Steinitz defence, 5.O-O | 4 games |
| C25 | Vienna game | 3 games |
| E94 | King's Indian, orthodox variation | 3 games |
| C44 | King's pawn game | 3 games |


Netherlands
Germany