| Kathryn Sullivan's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2024 Running Up For Air (Ogden) (12H) | Utah, US | 30 | Saturday, February 24, 2024 | Not yet started |
| Never Summer 100k 2017 | CO | 23 | Saturday, July 22, 2017 | DNF |
| Kathryn Sullivan's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2024 Running Up For Air (Ogden) (12H) | Utah, US | 30 | Saturday, February 24, 2024 | Not yet started |
| Never Summer 100k 2017 | CO | 23 | Saturday, July 22, 2017 | DNF |