| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Mark Walker | Club | Race Number | 1186 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 166 of 8666 | Category | M40 | Category Position | 30 of 1790 |
| 10K | 00:41:05 | Stage Position | 272 |
| Half | 01:26:56 | Stage Position | 276 |
| 20Mile | 02:11:51 | Stage Position | 203 |
| Gun Time | 02:54:10 | Overall Position | 173 |
| Chip Time | 02:54:07 | Chip Position | 176 |