John MacKenzie

John Mackenzie may refer to:

• John Mackenzie, 9th of Kintail (died 1561), chief of the Clan Mackenzie
• John Mackenzie, Lord MacLeod (1727–1789), Scottish Jacobite and soldier of fortune
• John Mackenzie (banker) (1787–1854), Provost of Inverness
• John Mackenzie (1806–1848), Scottish scholar of Gaelic literature
• John Mackenzie (missionary) (1835–1899), Scot who championed the rights of Africans in Southern Africa and proposed British intervention to curtail Boer influence
• John MacKenzie (doctor) (died 1837), Scottish army surgeon and physician
• John Stuart Mackenzie (1860–1935), British philosopher
• John Joseph Mackenzie (1865–1922), Canadian pathologist
• John Mackenzie (VC) (1869–1915), Scottish recipient of the Victoria Cross
• John Mackenzie (sailor) (1876–1949), British Olympic sailor
• John MacKenzie (Medal of Honor) (1886–1933), American Medal of Honor recipient
• John Mackenzie (film director) (1928–2011), Scottish film director
• John Ashton MacKenzie (1917–2010), U.S. federal judge
• John W. Mackenzie (died 1914), Canadian missionary to Vanuatu
• John Drew Mackenzie (died 1918), master craftsman and instructor of the Newlyn Copper school in Cornwall, UK
• John M. MacKenzie (born 1943), British historian of imperialism
• John Mackenzie, 5th Earl of Cromartie (born 1948), current chief of Scotland's Clan Mackenzie
• John MacKenzie (mountain guide) (1856–1933), Britain’s first professional mountain guide
• John Archie MacKenzie (born 1934), member of the Nova Scotia House of Assembly
• John Kenneth MacKenzie (1850–1886), English medical missionary to China
• John Muir Mackenzie (1854–1916), acting governor of Bombay
• John Edwin MacKenzie (1868–1955), Scottish chemist
• Jock MacKenzie, Scottish footballer