Kim Sung-kyu
AKA: 김성규Birthday: 1989-04-28
Birthplace: Jeonju, North Jeolla, South Korea
Home Page: http://woolliment.com/artists_profile_infinite_sungkyu.wol
Kim Sung-kyu, better known by the mononym Sunggyu or Sungkyu is a South Korean singer, songwriter, actor, and MC. He is the leader and main vocalist of South Korean boy band Infinite.