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Saburo Hayakawa (April 8, 1888 – April 19, 1973) was a Japanese politician who served as governor of Hiroshima Prefecture from April 1936 to January 1937. He was born in Kanagawa Prefecture and graduated from the University of Tokyo. He was also governor of Saga Prefecture (1931–1933), Mie Prefecture (1933–1935), Kagoshima Prefecture (1935–1936) and Aichi Prefecture (1946).

Preceded byKeiichi Suzuki Governor of Hiroshima Prefecture 1936–1937 Succeeded byAijiro Tomita Preceded byFukumoto Ryūichi Governor of Aichi Prefecture 1946 Succeeded byMikine Kuwahara