
Kim Sung-kyu
- Date of Birth: 1989-04-28
- Place of Birth: Jeonju, North Jeolla, South Korea
Biography
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.... 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.

You Hee-yeol's Sketchbook
Talk • 2009 April

인피니트 서열왕
• 2012 May

INFINITE - One Great Step Returns
Music • 2015 March

Birds of a Feather
Reality • 2020 January

Cultured
• 2023 June

INFINITE 15TH ANNIVERSARY CONCERT 'LIMITED EDITION' THE MOVIE
Documentary, Music • 2025 June

INFINITE Special ★Since Debut to 'Tell me'★
• 2010 June

INFINITE - JAPAN 1ST LIVE 「LEAPING OVER」
Music • 2012 February

INFINITE - Live Concert That Summer 2 Special
Music • 2015 May

Lee Mujin Service
Talk • 2022 February