Jung Je Won, or One, as he’s better known as, is a South Korean rapper, singer, songwriter, and actor. He was born in Seoul, South Korea, on March 29, 1994 and made his debut as a member of the hip-hop duo, 1Punch, in 2015. Later that year he signed with YG Entertainment and made his debut as both a solo and an actor in 2017. Since then he has appeared in several television dramas including, “Hwayugi” (2017), “Room No. 9” (2018), and “Her Private Life” (2019).