Kim Yoo Jung is a member of the South Korean girl group Laboum. She’s the leader of the group, She debuted in 2010 with Ab 에비뉴’s single 너뿐이야. She has a younger sister.
Laboum released their debut single album Petit Macaron on August 28, 2014, On September 8, 2021 she posted a handwritten letter on Instagram, announcing her departure the group after her contract expired. LABOUM signed with a new agency, Interpark Music Plus as a four-member group.