The taxon authority Inoue or Inouye may refer to:

• Hiromitsu Inoue Japanese entomologist
• Hiroshi Inoue (bryo.) (1932–1989, Inoue), bryologist
• Hiroshi Inoue (ent.) (1917–2008), Japanese entomologist
• Hiroshi Inoue (phyc.) (1944–, Inoue bis), Japanese botanist and phycologist
• Kentaro Inoue U.S. malacologist
• Masakane Inoue (1949–2019, Mas.Inoue), Japanese botanist and mycologist
• Mayumi Inoue (1918–?, May.Inoue), Japanese botanist and mycologist
• Mizoshi Inoue (19..–, M.Inoue), Japanese botanist and bryologist
• Satoru Inoue (1919–1997, S.Inoue), Japanese botanist and bryologist
• Shota Inoue - Japanese coleopterist
• Shûgo Inoue - Japanese entomologist
• Takeo Inoue - Japanese entomologist
• Tôji Inoue (?–1967, T.Inoue), Japanese botanist
• Tsutomu Inouye (1928–?, Inouye), Japanese botanist and bryologist
• Isao Inouye (1950–, I.Inouye), Japanese botanist and phycologist