Kim Sang-kyung (; born June 1, 1972) is a South Korean actor. He is best known for his leading roles in Memories of Murder (2003), May 18 (2007), and The Tower (2012). Kim is also known for his collaborations with filmmaker Hong Sang-soo in On the Occasion of Remembering the Turning Gate (2002), Tale of Cinema (2005), and Ha Ha Ha (2010). He has starred in numerous television dramas, notably the period epic The Great King, Sejong (2008), the family comedy What Happens to My Family? (2014), and the historical drama The Crowned Clown (2019).