Maksym Korotun (Ukrainian: Максим Коротун; born March 1, 1985 in Kramatorsk, Donetsk Oblast) is a Ukrainian judoka, who competed for the extra-lightweight category at the 2008 Summer Olympics in Beijing. He won a silver medal at the 2007 Summer Universiade in Bangkok, Thailand, losing out to South Korea's Cho Nam-Suk in the final match. At the 2008 Summer Olympics, Korotun was eliminated in the first preliminary round of men's 60 kg class. He was defeated by Brazil's Denílson Lourenço, who scored an automatic ippon to end a match before the four-minute count.