Sonja Rettler
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NRW-ch U20 Girls | ??/??/1992 | 0 | Germany |
| NRW-ch (Women) | ??/??/1991 | 523 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B00 | King's pawn opening | 1 games |
| A45 | Queen's pawn game | 1 games |
| C01 | French, exchange variation | 1 games |
| A65 | Benoni, 6.e4 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C41 | Philidor's defence | 4 games |
| C23 | Bishop's opening | 1 games |
| D02 | Queen's pawn game | 1 games |
| C40 | King's knight opening | 1 games |


Germany