| Name: | David O'Brien | |
| Gender: | M | |
| Natonality: | AUS | |
| Date | Event | Overall | M | Distance | Time |
|---|---|---|---|---|---|
| 2016 | 2016-12-11 | Gold Coast 50 Road Race (50km road) | 98 | 72 | 50.000 km | 5:24:09 h |
| 2016-02-13 | 6h Caboolture Historical Village Dusk to Dawn (6h track) | 10 | 9 | 53.286 km | 6:00:00 h |
| 2017 | 2017-07-23 | River Run 100 Brisbane (100km road) | 8 | 8 | 100.000 km | 12:04:04 h |
| 1997 | 1997-02-01 | Cradle Mountain Run (82km trail) | 4 | 4 | 82.000 km | 10:42:00 h |
| 1997-04-12 | Ross to Richmond 100km (100km road) | 1 | 1 | 100.000 km | 8:25:33 h |
| 1997-12-06 | Bruny Island Ultra Marathon (64km trail) | 1 | 1 | 64.000 km | 5:05:43 h |
| 1997-06-15 | Lauderdale Nosh-Up 50km Run (50km road) | 1 | 1 | 50.000 km | 3:33:10 h |
| 1998 | 1998-12-05 | Bruny Island Ultra Marathon (64km trail) | 2 | 2 | 64.000 km | 5:16:07 h |