John Armstrong

John Armstrong may refer to:

Politicians

 * John Alexander Macdonald Armstrong (1877–1926), Canadian politician
 * John Armstrong (Australian politician) (1908–1977)
 * John Armstrong (New Zealand politician) (1935–2018)
 * John Armstrong Jr. (1758–1843), soldier and U.S. Secretary of War
 * John Armstrong Sr. (1717–1795), American general and Continental Congressman
 * John Franklin Armstrong (1819–1887), schoolteacher and Texas state representative
 * John Armstrong (Irish politician), MP for Fore

Religion

 * John Armstrong (archbishop of Armagh) (1915–1987), Anglican bishop
 * John Armstrong (bishop of Grahamstown) (1813–1856), Anglican bishop
 * John Armstrong (bishop of Bermuda) (1905–1992), Anglican bishop
 * John Armstrong (dean of Kilfenora) (1792–1856), Anglican priest in Ireland

Sports

 * Jock Armstrong (born 1970), Scottish rally driver
 * John Armstrong (cricketer) (born 1981), England
 * John Armstrong (footballer, born 1890) (1890–1950), England
 * John Armstrong (footballer, born 1936), Scotland
 * John Armstrong (footballer, born 1987), Scotland
 * John Armstrong (rugby league), Australia
 * John Lee Armstrong (1932–2012), American football player and coach
 * John Armstrong (American football) (born 1963), American football defensive back
 * Johnny Armstrong (1897–1960), American football player

Others

 * John Armstrong (architect) (1857–1941), Scottish architect
 * John Armstrong (artist) (1893–1973), British artist and muralist
 * John Armstrong (British Army officer) (1674–1742), Surveyor General
 * John Armstrong (British writer/philosopher) (born 1966), British writer and philosopher
 * John Armstrong (Carolina) (1735–1784), American soldier and land registrar
 * John Armstrong (of Carrick) (1909–1984), farmer and musician from Northumberland
 * John Armstrong (comics) (died 2018), British artist
 * John Armstrong (frontiersman) (1755–1816), Pennsylvania and Ohio
 * John Armstrong (journalist/poet) (1771–1797), Scotland
 * John Armstrong (model railroader) (1920–2004), US
 * John Armstrong (physician) (1784–1829), England
 * John Armstrong (poet) (1709–1779), Scotland
 * C. A. J. ("John") Armstrong (1909–1994), British medieval historian
 * John Alexander Armstrong (1922–2010), professor of political science at University of Wisconsin-Madison
 * John Archibald Armstrong (1917–2010), Canadian business executive
 * John Barclay Armstrong (1850–1913), Texas Ranger and U.S. Marshal
 * John S. Armstrong (1850–1908), developer, Texas
 * John Armstrong (engineer) (1775–1854), Britain
 * John Armstrong, New Zealand Army, made calculations for the Te Rata Bridge
 * John Eric Armstrong (born 1973), American serial killer