Siegfried Mueller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Leutersdorf Sparkasse op 11th | 02/16/2007 | 1705 | Germany |
| Dortmund3 | 04/26/2006 | 1606 | Germany |
| Dortmund op1 | 03/06/2006 | 1550 | Germany |
| Dortmund op | 01/19/2006 | 1471 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A40 | Queen's pawn | 3 games |
| E90 | King's Indian, 5.Nf3 | 3 games |
| A80 | Dutch | 3 games |
| D04 | Queen's pawn game | 3 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E61 | King's Indian defence, 3.Nc3 | 3 games |
| B30 | Sicilian defence | 3 games |
| C41 | Philidor's defence | 3 games |
| E91 | King's Indian, 6.Be2 | 3 games |


Germany