Kim Sung-keun (Hangul: 김성근, Hanja: 金星根) (born December 13, 1942, in Kyoto, Japan) is a retired South Korean left-handed baseball pitcher and KBO League manager. Over the course of his managerial career, Kim managed seven different KBO League teams, and is only the second manager in the history of the league to record 1,000 victories. He is a four-time KBO Manager of the Year, and as manager of the SK Wyverns led the team to victory in the Korean Series three times. His nickname is the "Baseball God."