Ruud Michielsen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Haarlem AKN op 10th | 07/06/2001 | 621 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 1 games |
| C45 | Scotch game | 1 games |
| B43 | Sicilian, Kan, 5.Nc3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| C44 | King's pawn game | 1 games |


Netherlands