MacGillivray is a surname and given name derived from the Gaelic language. The name can be written in modern Scottish Gaelic as Bràigheach, MacGille, MacGilleBhràth, and MacIlleBhràth. MacGillivray may refer to:

People Given name: MacGillivray Milne (1882–1959), 27th Governor of American Samoa

Surname: Carolina Henriette MacGillavry(1904–1993), Dutch chemist Charles Robert Macgillivray (1804?–1867), Scottish physician and Gaelic scholar Charles Andrew MacGillivary (1917–2000), Canadian-born American soldier Donald MacGillivray (1906–1966), Scottish colonial administrator, last British high commissioner in Malaya Helen MacGillivray, Australian statistician James Pittendrigh MacGillivray (1856–1938), Scottish sculptor and poet John MacGillivray (1821–1867), Scottish naturalist active in Australia Ivor MacGillivray (1840–1939), Australian politician Paul MacGillivray (1834–1895), Scottish surgeon and naturalist, active in Australia William MacGillivray (1796–1852), Scottish naturalist William D. MacGillivray (born 1946), Canadian film director and screenwriter Allister MacGillivray (born 1948), Canadian composer, guitarist, author

Places MacGillivray, South Australia, a locality on Kangaroo Island, Australia McGillivray, British Columbia, an unincorporated community in Canada

Other MacGillivray Freeman Films, a film studio based in Laguna Beach, CA

Other uses MacGillivray's warbler (Oporornis tolmiei), a bird species Clan Macgillivray, a Scottish clan