Gideon Claesson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| SWE-ch Class1 | ??/??/1974 | 1937 | Sweden |
Most Played Openings as White
| ECO | Opening | Games |
| A21 | English opening | 2 games |
| A25 | English, Sicilian reversed | 1 games |
| A36 | English, symmetrical variation | 1 games |
| A28 | English, four knights system | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B54 | Sicilian | 1 games |
| B94 | Sicilian, Najdorf, 6.Bg5 | 1 games |
| B92 | Sicilian, Najdorf, Opovcensky variation | 1 games |


Sweden