Klaus Doerrenbach
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Kaiserbrunnen op 1st | 07/??/2003 | 1755 | Germany |
| OWL-ch | 04/??/1954 | 0 | Germany |
| OWL-ch | 04/??/1953 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E90 | King's Indian, 5.Nf3 | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| D02 | Queen's pawn game | 1 games |
| E38 | Nimzo-Indian, classical, 4...c5 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D55 | Queen's Gambit Declined, 6.Nf3 | 1 games |
| E73 | King's Indian, 5.Be2 | 1 games |
| B36 | Sicilian, accelerated fianchetto, Maroczy bind | 1 games |
| A13 | English opening | 1 games |


Germany