John Hayward
John Hayward may refer to:
- Sir John Hayward (historian) (c. 1560–1627), English historian and politician
- John Hayward (architect) (1808–1891), Exeter based Gothic revival architect
- John Hayward (Newfoundland politician) (1819–1885), Newfoundland politician and judge
- Sir John Davy Hayward (1905–1965), English editor
- Sir Jack Hayward (1923-2015), property developer, in Wolverhampton, England
- Jack Hayward (political scientist) (born 1931), English writer and academic
- John T. Hayward (1908–1999), U.S. naval aviator and nuclear physicist
- John Hayward (MP for Bridport) (c. 1355–1407), MP for Bridport (UK Parliament constituency), 1373–1401
- John Hayward (MP), MP for Dorchester, 1558