Jung Jae-won, on stage known as One or ONE, is a South Korean rapper, singer and actor. After the disbandment of the Duo 1Punch, One started his solo career with the single One Day in 2017. One is currently under his own entertainment company called Private Only.
Stage name원
Stage name (international)One
Name정제원
Name (international)Jung Je-won
Date of birth29.03.1994
