| Event | 2010 Snowdon International Mountain - Race |
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| Name | Gwyn Arfon Williams | Club | Eryri Harriers | Race Number | 563 | Date | 24/07/2010 |
| Gender | Male | Gender Position | 52 of 408 | Category | MOPEN | Category Position | 21 of 154 |
| Summit | 00:53:19 | Stage Position | 42 |
| Gun Time | 01:25:26 | Overall Position | 56 |
| Chip Time | 01:25:22 | Chip Position | 56 |