| Event | 2018 SSE Airtricity Dublin - Half Marathon |
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| Name | John O Brien | Club | Race Number | 3135 | Date | 22/09/2018 | |
| Gender | Male | Gender Position | 2954 of 4015 | Category | M35 | Category Position | 707 of 903 |
| 10M | 01:31:07 | Stage Position | 3582 |
| Gun Time | 02:10:21 | Overall Position | 4013 |
| Chip Time | 01:56:58 | Chip Position | 3443 |