| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | Chris O Brien | Club | Individual | Race Number | 10968 | Date | 26/10/2015 |
| Gender | Male | Gender Position | 2695 of 8910 | Category | M40 | Category Position | 624 of 1919 |
| 10K | 00:50:48 | Stage Position | 3246 |
| Halfway | 01:45:31 | Stage Position | 2994 |
| 30K | 02:29:56 | Stage Position | 2602 |
| Gun Time | 03:41:54 | Overall Position | 3000 |
| Chip Time | 03:40:51 | Chip Position | 3013 |