John Tait may refer to:
- John Tait (athlete) (1888–1971), Olympic athlete
- John Tait (American football) (born 1975), professional football player
- John Tait (horseman) (1813–1888), Australian Thoroughbred racehorse owner/trainer
- John Tait (rugby union) (born 1973), Canadian rugby player
- John Guthrie Tait (1861–1945), Scottish educator and international rugby union player
- John Henry Tait (1871–1955) Australian stage and film entrepreneur
- John W. Tait (born 1945), Egyptologist and Edwards Professor for the Institute of Archaeology at University College London
- John Tait (entrepreneur) (1871–1955), Australian film and theatre entrepreneur