John MacKay

John MacKay, Mackay, or McKay may refer to:

Arts and academics

 * John Bain Mackay (1795–1888), nurseryman based in Clapton, London
 * John MacKay (journalist) (born 1967), Scottish television journalist and newscaster
 * John D. Mackay (1909–1970), Orcadian man of letters
 * John Henry Mackay (1864–1933), Scottish writer, anarchist, thinker and homosexual activist
 * John Victor Mackay (1891–1945), American art director
 * John Yule Mackay (1860–1930), Scottish anatomist and Principal of University College, Dundee
 * John Mackay (poet) (1656–1754), Scottish Gaelic poet known as Am Pìobaire Dall
 * John McKay (director), British film and television director
 * John McKay (mathematician) (1939-2022), mathematician at Concordia University
 * John McKay (musician), British guitarist and former member of Siouxsie & the Banshees
 * John P. McKay, American historian and professor, author of A History of Western Society
 * John McKay (pianist) (born 1938), Canadian-American pianist
 * John Sturgeon Mackay (1843–1914), Scottish mathematician

Business

 * John Calder Mackay (1920–2014), American real estate developer
 * John Mackay (industrialist) (1774–1841), ship master and industrialist in Boston, Massachusetts
 * John William Mackay (1831–1902), American capitalist

Military and public service

 * John Frederick MacKay (1873–1930), Scottish recipient of the Victoria Cross
 * John McKay (attorney) (born 1956), United States Attorney for the Western District of the state of Washington
 * John B. McKay (1922–1975), test pilot
 * John McKay (police officer) (1912–2004), British police inspector

Politicians

 * John Mackay, 11th of Strathnaver (died 1529), chief of the ancient Clan Mackay
 * John MacKay, Baron MacKay of Ardbrecknish (1938–2001), Scottish Conservative Member of Parliament for Argyll, 1979–1987
 * John George MacKay (1893–1974), farmer and political figure on Prince Edward Island
 * John Keiller MacKay (1888–1970), 19th Lieutenant Governor of Ontario, Canada, 1957–1963
 * John McKay (British politician) (1883–1964), British Labour Party MP for Wallsend, 1945–1964
 * John McKay (MPP) (1841–?), Ontario physician and political figure
 * John McKay (politician) (born 1948), member of the Canadian parliament
 * John P. MacKay, Ontario politician
 * John McKay (New Brunswick politician) (born 1948), former Speaker of the Legislative Assembly of New Brunswick and mayor of Miramichi, New Brunswick
 * John McKay (Northern Ireland politician) (born 1945), member of the Northern Ireland Constitutional Convention
 * William John MacKay, Ontario politician

Sports

 * John Mackay (cricketer) (born 1937), Australian cricketer
 * John Mackay (rugby league), Australian rugby league player
 * John McKay, co-founder of the Gaelic Athletic Association
 * John McKay (footballer, born 1898) (1898–?), Scottish footballer
 * John McKay (1950s footballer), Scottish football player
 * John McKay (American football) (1923–2001), American football coach
 * John McKay Jr. (born 1953), American football wide receiver

Others

 * John Mackay (Australian pioneer) (1839–1914), founder of the city of Mackay, Australia
 * John A. Mackay (1889–1983), Scottish missionary and founder of the Anglo-Peruvian School in Lima, Peru
 * John Calvin MacKay (1891–1986), Free Church of Scotland minister
 * John Ross Mackay (1915–2014), Canadian geographer