| Name: | Mark Williams | |
| Gender: | M | |
| Natonality: | AUS | |
| Date | Event | Overall | M | Distance | Time |
|---|---|---|---|---|---|
| 2016 | 2016-08-13 | Track Ultra WA 24h (24h track) | 3 | 3 | 184.412 km | 24:00:00 h |
| 2017 | 2017-08-12 | Track Ultra WA 24h (24h track) | 4 | 4 | 192.450 km | 24:00:00 h |
| 2017-08-12 | Track Ultra WA 24h - 50 km Split (50km track) | 12 | 9 | 50.000 km | 5:18:45 h |
| 2017-08-12 | Track Ultra WA 24h - 100 km Split (100km track) | 9 | 7 | 100.000 km | 11:35:49 h |
| 2017-07-02 | Yaberoo Trail Ultra (50km trail) | 32 | 22 | 50.000 km | 5:43:52 h |
| 2017-03-04 | Lark Hill 50K Dusk to Dawn Ultra (50km trail) | 9 | 7 | 50.000 km | 5:41:17 h |
| 2017-01-21 | Australia Day Ultra 50 Km (50km road) | 22 | 18 | 50.000 km | 4:47:24 h |
| 2018 | 2018-03-03 | Lark Hill 50K Dusk to Dawn Ultra (50km trail) | 11 | 7 | 50.000 km | 5:27:18 h |
| 2018-08-11 | Track Ultra WA 24h (24h track) | 3 | 3 | 180.000 km | 24:00:00 h |
| 2018-05-19 | Ultra-Trail Australia 100 Km (100km trail) | 649 | 509 | 100.000 km | 18:48:45 h |
| 2018-11-03 | Feral Pig Ultra 50 mi (50mi trail) | 17 | 12 | 80.467 km | 14:49:38 h |
| 2019 | 2019-02-20 | Delirious W.E.S.T. 200 Miler (350km trail) | 22 | 15 | 350.000 km | 96:56:00 h |
| 2020 | 2020-09-12 | Light Horse Ultra - 24h (24h trail) | 55 | 37 | 52.500 km | 24:00:00 h |
| 2021 | 2021-05-15 | Kep Ultra v2 75km (75km trail) | 20 | 14 | 75.000 km | 10:58:00 h |
| 2022 | 2022-02-27 | Ultra Perth (50km road) | 23 | 19 | 50.000 km | 5:34:10 h |
| 2022-10-15 | Pemberton Trail Fest (55km trail) | 33 | 23 | 55.000 km | 6:35:52 h |
| 2022-12-18 | Six Inch Trail 46 km Marathon (46km trail) | 148 | 100 | 46.000 km | 6:16:07 h |