Male
FIDE ID:
William Olsson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 51st Rilton Cup 2023-24 | 12/27/2023 | 2296 |  Sweden |
| TCh-SWE Elitserien | 10/13/2023 | 2323 | Sweden |
| 50th Rilton Cup 2022-23 | 12/27/2022 | 2335 | Sweden |
| World Youth Open U18 2023 | 11/13/2023 | 2233 |  Italy |
William Olsson Repertoire with White pieces (most played)
| ECO | Opening | Games |
| A20 | English opening | 6 games |
| A10 | English opening | 5 games |
| A14 | English, Neo-Catalan declined | 3 games |
| E06 | Catalan, closed, 5.Nf3 | 2 games |
William Olsson Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 7 games |
| B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 3 games |
| D43 | Queen's Gambit Declined semi-Slav | 3 games |
| D12 | Queen's Gambit Declined Slav, 4.e3 Bf5 | 3 games |
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