| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Alan O' Brien | Club | Eagle A.C | Race Number | 2197 | Date | 28/10/2013 |
| Gender | Male | Gender Position | 142 of 8666 | Category | MS | Category Position | 67 of 2562 |
| 10K | 00:41:16 | Stage Position | 299 |
| Half | 01:27:00 | Stage Position | 279 |
| 20Mile | 02:11:45 | Stage Position | 196 |
| Gun Time | 02:52:38 | Overall Position | 148 |
| Chip Time | 02:52:34 | Chip Position | 148 |