Jung Taek-woon (, born November 10, 1990), better known by his stage name
Leo , is a
South Korean singer,
songwriter and
actor, signed under
Jellyfish Entertainment. Known for his high-pitched, sharp, and clear vocals, Leo debuted as a main vocalist of the
South Korean boy group VIXX in May 2012, and began his acting career in 2014 in the musical
Full House as Lee Young-jae. In 2015 he began his songwriting career, and with
VIXX member
Ravi formed
VIXX's first official sub-unit
VIXX LR.