Harold Hanno
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Buenos Aires ol (Men) | 10/25/1978 | 2313 |  Argentina |
| Haifa ol (Men) | 11/??/1976 | 388 |  Israel |
Most Played Openings as White
| ECO | Opening | Games |
| E90 | King's Indian, 5.Nf3 | 3 games |
| B21 | Sicilian, Grand Prix attack | 1 games |
| B02 | Alekhine's defence | 1 games |
| E91 | King's Indian, 6.Be2 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E12 | Queen's Indian defence | 1 games |
| B50 | Sicilian | 1 games |
| B06 | Robatsch (modern) defence | 1 games |
| B60 | Sicilian, Richter-Rauzer | 1 games |
