Choi Hong-man (Korean: 최홍만, Hanja: 崔洪萬; born October 30, 1980), often anglicised to Hong-man Choi, is a South Korean kickboxer, mixed martial artist, and former ssireum wrestler. In Asia, he is called "Che Man", "Techno Goliath", "Korean Monster" and "Korean Colossus". He won the 2005 K-1 Seoul Grand Prix beating Kaoklai Kaennorsing in the finals. He currently stands 2.18 m (7 ft 2 in) and weighs between 140 kg (310 lb) and 166 kg (366 lb).
Prepared for his kickboxing career by Korean K-1 fighter Choi Hong-man, he debuted in K-1 fighting at the World GP 2005 event in Seoul in March, 2005, which he won in the final vs. Kaoklai Kaennorsing. In the Final Elimination he defeated Bob Sapp with a 2–0 decision, eventually losing to Remy Bonjasky in the World Grand Prix Final.
He got his nickname "Techno Goliath" (테크노 골리앗) when he was a ssireum wrestler in South Korea, as after a victory he would dance to techno music. He is referred to on Japanese television and news articles as the 'Korean Monster' (コリアン・モンスター).