| Gwendolyn Eden's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 38 | Saturday, May 11, 2024 | 06:45:47.00 |
| Red Feather Trail Jamboree 2022 (50K) | Colorado, US | 36 | Saturday, September 17, 2022 | 07:25:10.00 |
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 35 | Saturday, October 16, 2021 | 06:16:50.00 |