Willi Siebel
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bahn-chS 75 | 09/24/2000 | 1526 |  Germany |
| Bahn-chN | 11/10/1996 | 0 | Germany |
| Bahn-chN | 11/12/1995 | 0 | Germany |
| Bahn-chN | 10/09/1994 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 2 games |
| B06 | Robatsch (modern) defence | 1 games |
| B20 | Sicilian defence | 1 games |
| C45 | Scotch game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D02 | Queen's pawn game | 2 games |
| C44 | King's pawn game | 2 games |
| C42 | Petrov's defence | 1 games |
| D05 | Queen's pawn game | 1 games |
