| Gregg Lawson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 High Lonesome 100 | Florida, US | 50 | Friday, July 18, 2025 | DNF |
| 2024 West Line Winder Trail Races (50k) | Florida, US | 49 | Saturday, September 28, 2024 | 09:43:07.00 |
| Gregg Lawson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 High Lonesome 100 | Florida, US | 50 | Friday, July 18, 2025 | DNF |
| 2024 West Line Winder Trail Races (50k) | Florida, US | 49 | Saturday, September 28, 2024 | 09:43:07.00 |