| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Brian Guilfoyle | Club | Drogheda & District A. C. | Race Number | 5204 | Date | 28/10/2013 |
| Gender | Male | Gender Position | 1864 of 8666 | Category | M40 | Category Position | 423 of 1790 |
| 10K | 00:48:53 | Stage Position | 2350 |
| Half | 01:42:41 | Stage Position | 2227 |
| 20Mile | 02:38:19 | Stage Position | 2145 |
| Gun Time | 03:30:57 | Overall Position | 2008 |
| Chip Time | 03:29:47 | Chip Position | 1997 |