John Gates (1913–1992) was an American Communist Party activist.
John Gates may also refer to: John Gates (courtier) (1504–1553), English courtier, soldier and politician John Gates (Portland mayor) (1827–1888), mayor of Portland, Oregon John W. Gates (New York politician) (1872–1966), New York politician John Warne Gates (1855–1911), promoter of barbed wire