Choi Hong-man (Korean: 최홍만, Hanja: 崔洪萬, born on October 30, 1980 in Jeju-do), 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", "Korean Monster" and "Korean Colossus". He currently competes in K-1 and Dream and stands 2.18 m (7 ft 2 in) and weighs 138 kg (300 lb), the biggest competitor ever to fight in K-1. In K-1, he holds wins over Semmy Schilt, Bob Sapp, and Mighty Mo.
Prepared for his kickboxing career by Danish K-1 fighter Nicholas Pettas, 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).