| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Shirley O' Brien | Club | Race Number | 7862 | Date | 28/10/2013 | |
| Gender | Female | Gender Position | 2936 of 3684 | Category | F40 | Category Position | 587 of 715 |
| 10K | 01:05:09 | Stage Position | 10378 |
| Half | 02:22:20 | Stage Position | 10771 |
| 20Mile | 03:53:48 | Stage Position | 11016 |
| Gun Time | 05:16:27 | Overall Position | 10978 |
| Chip Time | 05:13:49 | Chip Position | 10898 |