| Event | 2017 SSE Airtricity Dublin - Marathon |
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| Name | Mary Brennan | Club | Race Number | 9522 | Date | 29/10/2017 | |
| Gender | Female | Gender Position | 680 of 5198 | Category | F45 | Category Position | 107 of 910 |
| Team | |||||||
| 10K | 00:52:38 | Stage Position | 5240 |
| Halfway | 01:50:18 | Stage Position | 4965 |
| 30K | 02:38:46 | Stage Position | 4844 |
| Gun Time | 03:51:13 | Overall Position | 4898 |
| Chip Time | 03:50:47 | Chip Position | 4967 |