| Event | 2013 Airtricity Dublin - Marathon |
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| Name | David Birkett | Club | Race Number | 7220 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 4494 of 8666 | Category | M35 | Category Position | 1203 of 2039 |
| 10K | 00:53:25 | Stage Position | 4780 |
| Half | 01:53:19 | Stage Position | 4949 |
| 20Mile | 02:56:23 | Stage Position | 5027 |
| Gun Time | 03:59:34 | Overall Position | 5256 |
| Chip Time | 03:57:33 | Chip Position | 5076 |