| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | David O Callaghan | Club | Tallaght A.C. | Race Number | 4527 | Date | 26/10/2015 |
| Gender | Male | Gender Position | 644 of 8910 | Category | M35 | Category Position | 193 of 1915 |
| 10K | 00:42:28 | Stage Position | 610 |
| Halfway | 01:30:10 | Stage Position | 676 |
| 30K | 02:09:35 | Stage Position | 614 |
| Gun Time | 03:08:31 | Overall Position | 677 |
| Chip Time | 03:08:23 | Chip Position | 679 |