J. Plooijer
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Alkmaar ACCOM op | ??/??/1993 | 0 | Netherlands |
| Alkmaar ACCOM op | ??/??/1992 | 75 | Netherlands |
| Alkmaar ACCOM op | ??/??/1991 | 0 | Netherlands |
| ACCOM op2 | ??/??/1990 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 2 games |
| A45 | Queen's pawn game | 2 games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |
| E12 | Queen's Indian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B08 | Pirc, classical (two knights) system | 2 games |
| A85 | Dutch with c4 & Nc3 | 2 games |
| A84 | Dutch defence | 2 games |
| C01 | French, exchange variation | 2 games |


Netherlands