| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Matthew O' Brien | Club | Race Number | 1475 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 5734 of 8666 | Category | MS | Category Position | 1691 of 2562 |
| 10K | 00:53:05 | Stage Position | 4633 |
| Half | 01:53:34 | Stage Position | 5022 |
| 20Mile | 03:01:12 | Stage Position | 5825 |
| Gun Time | 04:17:14 | Overall Position | 7076 |
| Chip Time | 04:15:11 | Chip Position | 6966 |