Kenzō Futaki (二木 謙三, Futaki Kenzō, January 10, 1873 – April 27, 1966) was a Japanese doctor who studied infectious diseases. He was a leader in the medical community in Japan and he had a strong understanding of traditional Japanese folk remedies. He was a candidate for the Nobel Prize in Physiology or Medicine. He was the grandfather of Kenichi Futaki, an emeritus professor at Kokugakuin University.
