Myung-sook, also spelled Myeong-sook or Myong-suk, is a Korean given name. Myung-sook was the fifth-most popular name for newborn girls in South Korea in 1950.
People with this name include:
Han Myeong-sook (born 1944), South Korea's first female prime minister
Kim Myong-suk (born 1947), North Korean volleyball player
Paek Myong-suk (born 1954), North Korean volleyball player