MacGillivray
The taxon authority MacGillivray may refer to:
- Alexander Dyer MacGillivray (1868–1924), U.S. entomologist
- John MacGillivray (1821–1867; J.MacGill.), Scottish botanist
- Paul Howard MacGillivray (1834–1895; P.MacGill.), Scottish botanist
- William MacGillivray (1796–1852); Scottish ornithologist