Kim Donghan (Hangul: 김동한; born on July 3, 1998) is a South Korean singer under OUI Entertainment. He is best known for being a member of the now-disbanded JBJ and for competing in the second season of Mnet's boy group survival show PRODUCE 101. He was eliminated in the 10th episode, ranking 29th overall. He made his solo debut on June 19, 2018 with extended play D-DAY and title track "SUNSET".