Yoon Cheul (Korean: 윤철; born 3 January 1971) is a South Korean former sailor, who specialized in the two-person dinghy (470) class. He copped a bronze medal in the inaugural match-race keelboat at the 2006 Asian Games in Doha and was named one of the country's top sailors in the double-handed dinghy for two editions of the Summer Olympic Games (1992 and 2008), finishing each distantly within the top 25 range, respectively. A member of Boryeong City Hall's sailing club in Jeollanam-do's coastline, Yoon trained most of his sporting career under the national federation's head coach for the men's 470, three-time Olympian Petri Leskinen from Finland.