Otto Hafner
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bayern-ch | 03/19/2004 | 245 | Germany |
| Baden-ch Seniors | ??/??/1994 | 1511 | Germany |
| Baden-ch Sen | ??/??/1988 | 0 | Germany |
| Baden-ch MB | ??/??/1986 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E32 | Nimzo-Indian, classical variation | 1 games |
| E36 | Nimzo-Indian, classical, Noa variation, 5.a3 | 1 games |
| E70 | King's Indian, 4.e4 | 1 games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 2 games |
| C01 | French, exchange variation | 1 games |
| E01 | Catalan, closed | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |


Germany