Haruyasu Nakajima (中島 治康 June 28, 1909 – April 21, 1987) was a Japanese baseball player. An outfielder with a strong throwing arm, he played an active part in the beginning of professional baseball in Japan. In 1941, Nakajima was named the Kyojin player-manager and he led his team to the JBL championship. He was again the team's player-manager in 1946-1947, and in 1949, when he led them (now known as the Yomiuri Giants) to another championship. During his time with the Kyojin/Giants. Nakajima led the league in homers twice, average once, and RBI four times.