John Brereton (disambiguation)
John Brereton may also refer to:

 John Brereton, 4th Baron Brereton (1659–1718), English baron in the peerage of Ireland
 John Brereton (Adventurer and clergyman) (c. 1571–c. 1632), English gentleman adventurer, clergyman, and chronicler
 John Le Gay Brereton (1871–1933), Australian poet
 John Brereton (footballer) (1935–2021), Australian footballer
 John Brereton (lawyer) (1576–1629), English-born Irish lawyer

See also
 Brereton (disambiguation)