| Name: | Colin Williams | |
| Gender: | M | |
| Natonality: | AUS | |
| Date | Event | Overall | M | Distance | Time |
|---|---|---|---|---|---|
| 2010 | 2010-10-16 | Great Ocean Walk 100 km (100km trail) | 27 | 20 | 100.000 km | 17:18:00 h |
| 2010-07-25 | You Yangs 50 km (50km trail) | 33 | 26 | 50.000 km | 6:27:00 h |
| 2012 | 2012-09-15 | Glasshouse 100 - 100 Miles (100mi trail) | 27 | 23 | 160.934 km | 25:56:33 h |
| 2012-07-29 | Glasshouse Flinders Tour 50 km (50km trail) | 28 | 24 | 50.000 km | 5:51:05 h |
| 2012-05-20 | Glasshouse 50 Cook's Tour - 50 km (50km trail) | 25 | 21 | 50.000 km | 6:29:59 h |
| 2003 | 2003-03-23 | Water World Great Ocean Run 45 km (45km trail) | 7 | 6 | 45.000 km | 4:23:31 h |
| 2022 | 2022-10-29 | Portland 3 Bays Trail Ultra (60km trail) | 36 | 31 | 60.000 km | 8:49:01 h |
| 2023 | 2023-09-02 | Coastal High 50 (50km trail) | 112 | 81 | 50.000 km | 8:22:21 h |
| 2023-11-04 | Portland 3 Bays Trail Ultra (60km trail) | 32 | 27 | 60.000 km | 7:48:13 h |