Kim Seong-su (disambiguation)
Inchon Kim Seong-su was a South Korean educator, journalist and politician.
Gim Seong-su or Kim Song-su may also refer to:
- Kim Sung-su (director), South Korean film director
- Kim Sung-soo (actor), South Korean actor
- Kim Sung-soo (footballer), South Korean footballer
- Kim Seong-soo (footballer), South Korean footballer