| Event | 2014 SSE Airtricity Dublin - Marathon |
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| Name | Mark O' Brien | Club | Pulse Triathlon Club | Race Number | 2110 | Date | 27/10/2014 |
| Gender | Male | Gender Position | 5590 of 8775 | Category | MS | Category Position | 1525 of 2390 |
| 10K | 00:54:54 | Stage Position | 4435 |
| Half | 01:57:02 | Stage Position | 6181 |
| 30K | 02:56:03 | Stage Position | 7036 |
| Gun Time | 04:22:14 | Overall Position | 6961 |
| Chip Time | 04:22:12 | Chip Position | 7051 |