Kim Seong-hyeon

Kim Seong-hyeon could refer to:


 * Kim Seong-hyeon (golfer) (born 1998), South Korean golfer
 * Kim Sung-hyun (baseball, born 1987), South Korean baseball player
 * Kim Sung-hyun (field hockey)
 * Kim Seong-hyun (born 1989), South Korean baseball player
 * Kim Sung-hyun, known as Andrew Kim, Korean-American intelligence official
 * Kim Sung-hyun (born 1993), South Korean footballer