Donghyun is the stage name of Kim Dong Hyun, a South Korean singer and actor who is best known for being the leader and lead vocalist for the K-pop boy group Boyfriend. Born on February 12, 1989, he debuted with the six-member group in 2011. In addition to his musical activities, Donghyun and his Boyfriend bandmates made their acting debuts in the 2013 Japanese idol drama “GOGO Ikemen 5.” He also starred in the 2016 Korean television drama “The Miracle.”