| Event | 2012 Dublin - Marathon |
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| Name | David O' Connor | Club | Race Number | 2457 | Date | 29/10/2012 | |
| Gender | Male | Gender Position | 308 of 8779 | Category | MS | Category Position | 148 of 3002 |
| to 10K | 00:41:55 | Stage Position | 468 |
| 10K to Half | 00:47:39 | Stage Position | 597 |
| Half to 20Mile | 00:47:01 | Stage Position | 389 |
| Gun Time | 02:58:37 | Overall Position | 323 |
| Chip Time | 02:58:22 | Chip Position | 313 |