John Hardy
John Hardy may refer to:
- "John Hardy" , an American folk song about a murderer, hanged in 1896
- John Hardy , Australian aviator and Administrator of the Northern Territory
- John Hardy , British composer, active since 1994
- John Hardy , British human geneticist and molecular biologist
- John Hardy, jewelry company, founded in 1975
- John Hardy, MP for Wilton
- John Hardy , British MP and businessman and father of first Earl of Cranbrook
- John Hardy , U.S. representative from New York
- Sir John Hardy, 1st Baronet, British Conservative member of parliament
- John Crumpton Hardy, president of the Mississippi Agricultural and Mechanical College
- John Richard Hardy, Australian gold commissioner
- John Stockdale Hardy, English attorney
- John Spencer Hardy, American lieutenant general during World War II
- Jack Hardy , American lyrical singer-songwriter and playwright
- John Hardy , English footballer
- John Herbert Hardy, British Army officer
- John Hardy, American producer of films such as Schizopolis
- John Hardy, English minister who ran a dissenting academy in Nottingham
- John Hardy, founder of Hardy Brothers jewellers in 1853
- John Hardy, member of the lower house of West Virginia's legislature