Nine (KOR)
AKA: Nine (QQQ), Nine (나인) (OnlyOneOf), Jung Wook Jin (정욱진)
Jung Wook-Jin (Hangul: 정욱진); also known by his stage name “Nine” (Hangul: 나인) is a South Korean singer and dancer under RSVP. He debuted as a member of OnlyOneOf in 2019, and is the group’s maknae (youngest member) and vocalist.
