| Event | 2015 Chester - Half Marathon |
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| Name | Sonja Griffiths | Club | Abergele Harriers | Race Number | 4511 | Date | 17/05/2015 |
| Gender | Female | Gender Position | 1831 of 2235 | Category | FV50 | Category Position | 116 of 140 |
| 10K | 01:07:54 | Stage Position | 5220 |
| Halfway | 01:13:49 | Stage Position | 5214 |
| 10Mile | 01:51:22 | Stage Position | 5117 |
| 20K | 02:20:04 | Stage Position | 5045 |
| Gun Time | 02:33:22 | Overall Position | 5079 |
| Chip Time | 02:26:22 | Chip Position | 5051 |