2 games · 2022–2026 · 2 classical · 0 online
Olsson 11 draws0 Westerberg
75.0% for Olsson
Openings between them
| A10 | English Opening: Great Snake Variation | 1 | 50.0% |
| A20 | English Opening: Drill Variation | 1 | 100.0% |
All games
| Olsson, William2386 | 1-0 | Westerberg, J2465 | TCh-SWE Elitserien | 2026 |
| Olsson, William2290 | ½-½ | Westerberg, J2476 | 50th Rilton Cup 2022-23 | 2022 |