| Event | 2012 Dublin - Marathon |
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| Name | Helen Byrne | Club | Race Number | 14976 | Date | 29/10/2012 | |
| Gender | Female | Gender Position | 3354 of 3598 | Category | F50 | Category Position | 186 of 209 |
| to 10K | 01:26:41 | Stage Position | 11826 |
| 10K to Half | 01:38:39 | Stage Position | 11789 |
| Half to 20Mile | 01:44:04 | Stage Position | 11662 |
| Gun Time | 06:27:48 | Overall Position | 11881 |
| Chip Time | 06:26:22 | Chip Position | 11765 |