Mark Ephraim Calumba — Race Results
Mark Ephraim Calumba has 1 recorded race from Lanham, Maryland, US.
Personal Bests
Half Marathon: 2:45:28 (San Francisco Marathon CHINA AIRLINES BRIDGE HALF MARATHON, 2026-07-25)
Race Results
Date
Race
Distance
Time
Overall
2026-07-25
San Francisco Marathon CHINA AIRLINES BRIDGE HALF MARATHON
Half Marathon
2:45:28
5166