John Hynes

John Hynes may refer to:


 * John Hynes (footballer) (born 1979), former Australian rules football player
 * John Hynes (ice hockey) (born 1975), ice hockey coach
 * John Hynes (politician) (1897–1970), Massachusetts politician
 * John Hynes (priest), professor of archaeology and president of University College
 * Jack Hynes (soccer) (1920–2013), Scottish-born American soccer forward
 * John Hynes (rugby league), Australian rugby league footballer
 * John J. Hynes (1872–1938), Newfoundland-born American labor union leader