| Katy Kristoffersen's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Staunton Rocks! Marathon & Half (Marathon) | Colorado, US | 38 | Saturday, August 28, 2021 | DNF |
| 2017 Golden Gate Dirty 30 (50K) | Colorado, US | 34 | Saturday, June 3, 2017 | Not yet started |
| Katy Kristoffersen's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Staunton Rocks! Marathon & Half (Marathon) | Colorado, US | 38 | Saturday, August 28, 2021 | DNF |
| 2017 Golden Gate Dirty 30 (50K) | Colorado, US | 34 | Saturday, June 3, 2017 | Not yet started |