Jan Wijma
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Groningen Harmonie Mini op-D | 12/26/2002 | 1171 | Netherlands |
| Groningen SO ON Mini op-D | 12/??/2000 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 1 games |
| C20 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D02 | Queen's pawn game | 1 games |
| B12 | Caro-Kann defence | 1 games |
| B13 | Caro-Kann, exchange variation | 1 games |


Netherlands