Kim Sung-kyun (김성균) is a South Korean actor. Born on May 25, 1980, Kim began his career in theatre, then made his screen debut as a gangster boss's faithful henchman in Nameless Gangster: Rules of the Time, followed by supporting roles in The Neighbor, Reply 1994, Reply 1988 and Moon Lovers: Scarlet Heart Ryeo (2016).
Known For: Acting
Birthday: 1980-05-25
Place of Birth: Daegu, South Korea
Also Known As: Kim Seong-gyoon, 김성균, Kim Seong-gyun , 金成均, Kim Seong-kyun, Kim Seong-gyun, Kim Sung-kyoon