Kang Seung Yoon (Hangul: 강승윤, born January 21, 1994 in Busan, South Korea) is a South Korean male singer and leader of boy group Winner. He took part in a talent show program ‘Superstar K’ and finished in fourth place. In January 2011, he signed as a trainee for YG Entertainment. Before his official debut, he acted in a sitcom called ‘High Kick! Revenge of the Short Legged’. He debuted with his first digital single titled "Wild And Young" on July 31, 2013.