Kim Kwang-seok (1964–1996) is a South Korean folk rock singer.

Kim Gwang-seok or Kim Kwang-sok (Korean: 김광석) may also refer to:

• Kim Kwang-seok (martial arts) (born 1936)
• Kim Gwang-sok (born 1950), North Korean footballer
• Kim Gwang-seok (wrestler) (born 1977), South Korean wrestler
• Kim Gwang-seok (born 1983), South Korea footballer

• Kim Gwang-suk (Korean: 김광숙), North Korean gymnast
• Kim Kwang-suk, North Korean singer

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