| Event | 2015 SSE Airtricity Dublin - Marathon | 
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| Name | Dermot Johnson | Club | Race Number | 5713 | Date | 26/10/2015 | |
| Gender | Male | Gender Position | 3386 of 8910 | Category | M45 | Category Position | 481 of 1330 | 
| 10K | 00:55:08 | Stage Position | 5576 | 
| Halfway | 01:55:00 | Stage Position | 5351 | 
| 30K | 02:43:25 | Stage Position | 4722 | 
| Gun Time | 03:49:59 | Overall Position | 3870 | 
| Chip Time | 03:49:54 | Chip Position | 3989 |