John Davidson may refer to:
Arts and entertainment John Davidson (poet) (1857–1909), Scottish poet and playwright John Davidson (actor, born 1886) (1886–1968), American actor John Davidson (entertainer) (born 1941), American television actor and game show host
Military John Davidson (Royal Navy officer) (c. 1818–1881), English naval surgeon John Wynn Davidson (1825–1881), U.S. Army major general John Davidson (British Army officer) (1876–1954), British major general, known as "Tavish" Davidson, later a Member of Parliament John F. Davidson (1908–1989), U.S. Navy admiral
Politics and law John Davidson (Lower Canada politician) (died 1838), Canadian merchant, civil servant and politician John S. Davidson (1846–1894), American politician, member of the Georgia State Senate John Andrew Davidson (1852–1903), Canadian politician J. C. C. Davidson (1889–1970), British politician John James Davidson (1898–1976), British MP, 1935–1945 John Davidson (Illinois politician) (1924–2012), American politician John Andrew Davidson, 2nd Viscount Davidson (1928–2012), British politician
Religion John Davidson (reformer) (1549–1603) Scottish Presbyterian minister during the Scottish Reformation John Davidson (minister) (1834–1881), Scottish Presbyterian minister and academic John Davidson (British writer) (born 1944), English writer on mysticism and Christian origins John Davidson (priest), Canadian Anglican priest
Sports John Davidson (cricketer, born 1804) (1804–1898), English cricketer John Davidson (rugby union) (1851–1919), Scottish rugby union player John Davidson (ice hockey) (born 1953), Canadian NHL hockey player and executive John Davidson (rugby league) (born 1961), Australian rugby player John Davidson (cricketer, born 1964), Welsh cricketer
Others John Davidson (antiquarian) (1725–1797), Scottish lawyer, publisher and antiquarian John Davidson (traveller) (1797–1836), English traveler in Africa John Ewen Davidson (1841–1923), English pioneer sugar planter and miller in Queensland John Davidson (botanist) (1878–1970), Scottish-Canadian botanist John Ogilvie Davidson (1892–1972), Canadian surveyor John Davidson (chemical engineer) (1926–2019), British chemical engineer awarded a Royal Medal in 1999 John Davidson (activist) (born 1971), Tourette syndrome activist
See also John Davison (disambiguation) Davidson (name)