| Name: | Seranica Williamson | |
| Gender: | F | |
| Natonality: | AUS | |
| Date | Event | Overall | F | Distance | Time |
|---|---|---|---|---|---|
| 2016 | 2016-04-09 | Buffalo Stampede Ultra SkyMarathon (75km trail) | 61 | 12 | 75.000 km | 13:12:55 h |
| 2016-08-12 | Run Larapinta - Malbunka stage race (136km stage) | 12 | 6 | 136.000 km | 19:47:58 h |
| 2019 | 2019-11-10 | Feral Pig Ultra 50 km (50km trail) | 15 | 2 | 50.000 km | 6:25:15 h |