Male
FIDE ID:
William Olsson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-SWE Elitserien | 11/28/2025 | 2351 |  Sweden |
| Lag DM Elit 2025-26 | 09/15/2025 | 2349 | Sweden |
| TCh-SWE Elitserien | 10/04/2024 | 2347 | Sweden |
| 52nd Rilton Cup 2024-25 | 12/27/2024 | 2364 | Sweden |
Most Played Openings as White
| ECO | Opening | Games |
| A20 | English opening | 9 games |
| A10 | English opening | 5 games |
| A14 | English, Neo-Catalan declined | 4 games |
| A13 | English opening | 4 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 7 games |
| D12 | Queen's Gambit Declined Slav, 4.e3 Bf5 | 5 games |
| D43 | Queen's Gambit Declined semi-Slav | 4 games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 3 games |
