John Manley (disambiguation) explained

John Manley (born 1950) is a Canadian politician

John Manley may also refer to:

• John Manley (MP) (1622–1699), English soldier, MP and Postmaster General
• John Manley (archaeologist) (born 1950), British archaeologist
• John Henry Manley (1907–1990), American nuclear physicist
• John Manley (naval officer) (1733–1793), United States Navy officer