| John Hornbaker's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Staunton Rocks! Marathon & Half (Marathon) | Colorado, US | 35 | Saturday, August 28, 2021 | 07:26:00.00 |
| Quad Rock 2020 (Quad Rock 50) | Wyoming, US | 34 | Saturday, August 15, 2020 | DNF |
| John Hornbaker's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Staunton Rocks! Marathon & Half (Marathon) | Colorado, US | 35 | Saturday, August 28, 2021 | 07:26:00.00 |
| Quad Rock 2020 (Quad Rock 50) | Wyoming, US | 34 | Saturday, August 15, 2020 | DNF |