John Davey may refer to: John Davey (swimmer) (born 1964), former British Olympic swimmer John Davey (tree surgeon) (1846–1923), considered the father of tree surgery John Davey (Cornish speaker) (1812–1891), Cornish farmer John Davey (cricketer) (1847–1878), English cricketer John Ryan Davey (1913–1992), Australian cricketer John Richard Davey (1957-2021), Australian cricketer John Davey (actor), American actor, best known for portraying Captain Marvel on the 1970s TV series Shazam! John Davey (master) (1732–1798), Master of Balliol College, Oxford Jack Davey (1907–1959), radio personality Jack Davey (cricketer) (born 1944), former English cricketer Gerry Davey (John Gerald Davey, 1914–1977), British ice hockey player