Koen Gruyaert
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Tessenderlo CC-ch | ??/??/2004 | 1280 | Belgium |
| BEL-ch opB | 07/??/2004 | 1704 | Belgium |
| Tessenderlo CC-ch | ??/??/2003 | 1570 | Belgium |
| Leander Laruelle CC-ch | ??/??/2000 | 1704 | Belgium |
Most Played Openings as White
| ECO | Opening | Games |
| A54 | Old Indian, Ukrainian variation | 3 games |
| A20 | English opening | 2 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 2 games |
| A28 | English, four knights system | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B08 | Pirc, classical (two knights) system | 4 games |
| D02 | Queen's pawn game | 3 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
| B06 | Robatsch (modern) defence | 2 games |


Belgium