- Charles Bungert
- 193.96 kilogram(s)
- United States (Los Angeles)
The heaviest person to complete a marathon weighs 193.96 kg (427 lb 9 oz) and was achieved by Charles Bungert (USA) while running the LA Marathon in Los Angeles, California, USA, on 17 March 2013.
Bungert finished the race with a time of 8:23:40.