| Name: | Colin Stiff | |
| Gender: | M | |
| Natonality: | AUS | |
| Date | Event | Overall | M | Distance | Time |
|---|---|---|---|---|---|
| 2018 | 2018-08-26 | Kuranda to Port Douglas Trail Race (64km trail) | 28 | 17 | 64.000 km | 8:28:57 h |
| 2018-07-13 | Three marathons in three days (123.6km trail) | 19 | 14 | 123.600 km | 16:29:02 h |
| 2019 | 2019-04-14 | Canberra 50km Ultramarathon (50km road) | 131 | 104 | 50.000 km | 5:21:17 h |
| 2020 | 2020-08-30 | Kuranda to Port Douglas Trail Race (64km trail) | 33 | 21 | 64.000 km | 8:02:19 h |
| 2021 | 2021-05-15 | Ultra-Trail Australia 100 Km (100km trail) | 982 | 806 | 100.000 km | 21:45:54 h |
| 2022 | 2022-10-29 | Ultra-Trail Australia 50 km (50km trail) | 870 | 643 | 50.000 km | 7:35:58 h |
| 2023 | 2023-07-22 | The Guzzler Ultra 50km (50km trail) | 350 | 266 | 50.000 km | 9:03:09 h |