| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | Colm O Brien | Club | Race Number | 2008 | Date | 26/10/2015 | |
| Gender | Male | Gender Position | 1064 of 8910 | Category | MS | Category Position | 303 of 2274 |
| 10K | 00:43:51 | Stage Position | 901 |
| Halfway | 01:32:54 | Stage Position | 883 |
| 30K | 02:14:11 | Stage Position | 904 |
| Gun Time | 03:18:49 | Overall Position | 1124 |
| Chip Time | 03:18:25 | Chip Position | 1132 |