John Hemingway (born 1960) is a Canadian-American author.

John Hemingway may also refer to:

Jack Hemingway (1923–2000), Canadian-American writer, son of Ernest Hemingway, half-nephew of the above John Hemingway (RAF officer) (1919–2025), Irish RAF pilot, last surviving airman of the Battle of Britain John Heminway (born 1944), American filmmaker and author

See also John Hemenway Duncan (1854–1929), American architect