John Eddy may refer to:
John Eddy (sailor) (1915–1981), British sailor John A. Eddy (1931–2009), American astronomer Jonathan Eddy (c. 1726–1804), British-American soldier
See also John Eddie (born 1959), American rock singer John Eadie (1810–1876), Scottish theologian John Eadie (cricketer) (1861–1923), English brewer and cricketer John Edie (disambiguation)