Jeon Wonwoo (전원우) is a South Korean rapper, singer and lyricist, born in July 17, 1996, in Changwon, Gyeongsangnam-do. He is a member of the boy group SEVENTEEN and its Hip-hop unit, under Pledis Entertainment.
On May 26, 2015, he debuted with the group with their first mini album "17 Carat". He made his solo debut on May 28, 2021, with the single "Bittersweet (feat. LeeHi)" featuring SEVENTEEN's member Mingyu and LeeHi.