| Event | 2012 Dublin - Marathon |
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| Name | Duncan Byrne | Club | Race Number | 2006 | Date | 29/10/2012 | |
| Gender | Male | Gender Position | 1351 of 8779 | Category | M40 | Category Position | 268 of 1608 |
| to 10K | 00:46:37 | Stage Position | 1478 |
| 10K to Half | 00:50:36 | Stage Position | 1258 |
| Half to 20Mile | 00:52:28 | Stage Position | 1430 |
| Gun Time | 03:21:42 | Overall Position | 1429 |
| Chip Time | 03:21:35 | Chip Position | 1449 |