Donald Williams
- Races
- 18
- Best class position
- 48th M
- Pen Dinas
- Best category position
- 1st MV80
- Y Garn (×10)
- Best series position
- 85th
- North Wales Series 2025
- Average score
- 79.91
Series standings
| Season | Position |
|---|---|
| North Wales Mid Week Series 2026 M 285 MV80 3 42.04 | 407 |
| North Wales Mid Week Series 2025 M 90 MV80 3 278.89 | 131 |
| North Wales Series 2025 M 63 MV80 4 243.39 | 85 |
| North Wales Mid Week Series 2024 M 79 MV75 2 287.90 | 124 |
| North Wales Series 2024 M 459 MV80 2 80.69 | 637 |
| North Wales Series 2023 M 435 MV75 6 84.83 | 580 |
| Welsh Championship 2023 M 444 MV75 2 84.83 | 577 |