John Geffert — Race Results
John Geffert has 1 recorded race from Mill Valley, California, US.
Personal Bests
Marathon: 3:59:42 (San Francisco Marathon FULL MARATHON, 2026-07-25)
Race Results
Date
Race
Distance
Time
Overall
2026-07-25
San Francisco Marathon FULL MARATHON
Marathon
3:59:42
1831