John Martin

John Martin may refer to:

• John Martin (businessman) (1820–1905), American lumberman and flour miller
• John Martin (oceanographer) (1935–1993), American scientist
• John Martin (publisher) (born 1930), founder of Black Sparrow Press
• John Donelson Martin, Sr. (1883–1962), U.S. federal judge
• John Joseph Martin (born 1922), NASA engineer and administrator
• John Levi Martin, American sociologist
• John Miller Martin (1904–1991), Winston Churchill's private secretary
• John Martin, Captain of Bartholomew Gosnold's ship when he found Martha's Vineyard
• John Martin (Royal Navy officer) (1918–2011), British admiral
• John Charles Martin, American newspaper publisher
• John Martin (brewery), founded 1909