Riwoo
Lee Sang-hyeok이상혁 - 리우 - リウ - BOYNEXTDOOR - 보이넥스트도어 -
Gender: Male
Place of Birth: Seoul, South Korea
Birthday: 22/10/2003
Age: 20
Lee Sang-hyeok (이상혁; born October 22, 2003), known professionally as Riwoo (리우), is a South Korean singer and dancer under KOZ Entertainment. He is a member of the boy group BOYNEXTDOOR.
