John Hardy
John Hardy can refer to:
- "John Hardy" (song), an American folk song about a murderer, hanged in 1896
- John Hardy (aviator) (born 1942), Australian aviator and Administrator of the Northern Territory
- John Hardy (composer), British composer, active since 1994
- John Hardy (geneticist) (born 1954), British human geneticist and molecular biologist
- John Hardy (jewelry) luxury handmade jewelry brand, founded in 1975
- John Hardy (fl.1395-1406), MP for Wigan (UK Parliament constituency)
- John Hardy (MP) (1773–1855), British MP and businessman and father of first Earl of Cranbrook
- John Hardy (US politician) (1835–1913), U.S. Representative from New York
- Sir John Hardy, 1st Baronet (1809–1888), British Conservative Member of Parliament
- John Crumpton Hardy (1864–1938), President of the Mississippi Agricultural and Mechanical College
- John Stockdale Hardy (1793–1849), English attorney
See also
- Jack Hardy (disambiguation)
- Sir John Francis Gathorne-Hardy (1874–1949), British First World War General who served in Italy and the Western Front
- John Gathorne-Hardy, 2nd Earl of Cranbrook (1839–1911), British peer and Conservative Member of Parliament
- John Hardee (1918–1964), American jazz musician
- Jonny Hardy (born 1934), Israeli footballer
- Jonathan Hardy (1940–2012), New Zealand-born actor, writer and director