Komura or Kōmura is a Japanese surname. Notable people with the surname include:
Ayumi Komura, Japanese manga artist Keizō Komura (1896–1978), Vice Admiral in the Imperial Japanese Navy during World War II Komura Jutarō, GCB, GCMG, GCVO (1855–1911), statesman and diplomat in Meiji period Japan Masahiko Kōmura (born 1942), Japanese politician of the Liberal Democratic Party
See also Kōmura's theorem, result on the differentiability of absolutely continuous Banach space-valued functions
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