Hans Keller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Helsinki ol (Men) | 08/10/1952 | 0 | Finland |
| Reggio Emilia | ??/??/1951 | 0 | Italy |
| AUT-CSR | ??/??/1949 | 0 | Austria |
| Schlechter mem | ??/??/1947 | 0 | Austria |
Most Played Openings as White
| ECO | Opening | Games |
| E33 | Nimzo-Indian, classical, 4...Nc6 | 3 games |
| D52 | Queen's Gambit Declined | 2 games |
| D46 | Queen's Gambit Declined semi-Slav, 6.Bd3 | 2 games |
| E88 | King's Indian, Saemisch, orthodox, 7.d5 c6 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E67 | King's Indian, fianchetto with ...Nd7 | 1 games |
| E17 | Queen's Indian, 5.Bg2 Be7 | 1 games |
| E01 | Catalan, closed | 1 games |
| A09 | Reti opening | 1 games |


Finland
Italy
Austria