| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Brian O' Regan | Club | Race Number | 3641 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 4025 of 8666 | Category | MS | Category Position | 1222 of 2562 |
| 10K | 00:47:25 | Stage Position | 1843 |
| Half | 01:40:42 | Stage Position | 1913 |
| 20Mile | 02:46:39 | Stage Position | 3339 |
| Gun Time | 03:55:37 | Overall Position | 4617 |
| Chip Time | 03:54:36 | Chip Position | 4653 |