Heaviest person to complete an ultra marathon
Colin Anderson
130.54 kilogram(s)
United States (Huntsville)
Age Restriction: Applications for this record title will only be accepted if the applicant is 16 years of age or over.

The heaviest person to complete an ultra marathon is 130.54 kg (287.8 lb), and was achieved by Colin Anderson (USA), at the Rocky Raccoon 100-mile endurance run, in Huntsville State Park, Huntsville, Texas, USA, on 7 February 2016.

Colin Anderson did intensive training for three months before his successful record attempt.