| Event | 2012 Dublin - Marathon |
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| Name | Derville Brennan | Club | Race Number | 13458 | Date | 29/10/2012 | |
| Gender | Female | Gender Position | 1295 of 3598 | Category | F45 | Category Position | 140 of 426 |
| to 10K | 01:00:02 | Stage Position | 8329 |
| 10K to Half | 01:05:56 | Stage Position | 7979 |
| Half to 20Mile | 01:07:43 | Stage Position | 7235 |
| Gun Time | 04:14:32 | Overall Position | 7093 |
| Chip Time | 04:14:24 | Chip Position | 7149 |