Woonhak
Birthday: 11/29/2006
Gender: Male
Place Of Birth: Suwon, Gyeonggi, South Korea

Kim Woon-hak (김운학; born November 29, 2006), known mononymously as Woonhak (운학), is a South Korean singer, songwriter and MC under KOZ Entertainment. He is the maknae of the boy group BOYNEXTDOOR.