Jonathan Duffendack — Race Results
Jonathan Duffendack has 1 recorded race from Lawrence, Kansas, US.
Personal Bests
Ultra Marathon: 5:05:34 (The Mid South 50 Mile, 2026-03-13)
Race Results
Date
Race
Distance
Time
Overall
2026-03-13
The Mid South 50 Mile
Ultra Marathon
5:05:34
528