Udo Mueller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Deidesheim op3 | ??/??/2000 | 99 | Germany |
| Hassloch op-B | 05/??/1999 | 58 | Germany |
| Hassloch op-B | ??/??/1998 | 61 | Germany |
| Hagenbach Pfalz op | ??/??/1998 | 180 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 2 games |
| A57 | Benko gambit | 2 games |
| A50 | Queen's pawn game | 1 games |
| A84 | Dutch defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A57 | Benko gambit | 2 games |
| A37 | English, symmetrical variation | 2 games |
| C15 | French, Winawer (Nimzovich) variation | 2 games |
| A38 | English, symmetrical variation | 2 games |


Germany