John Leigh may refer to:
Politicians John Leigh (MP for Hythe) (fl.1421–1432), English member of parliament (MP) for Hythe Sir John Leigh (died 1612), English MP for Grampound, Launceston and Helston Sir John Leigh (Yarmouth MP) (c. 1598–c. 1666), MP for Yarmouth 1640–1648, 1660–1661 John Leigh (died 1620) (1562–1620), English MP for Bedford, 1614 John Leigh (died 1689) (c. 1651–1689), English MP for Newport, 1675–1689 John Leigh (died 1743) (c. 1670–1743), English MP for Newtown, 1702–1705 John Leigh (Wisconsin politician) (1827–1893), American politician Sir John Leigh, 1st Baronet (1884–1959), British mill-owner, newspaper proprietor and Conservative Party politician
Others John Leigh (18th-century actor) (1689–1726), Irish actor and dramatist Jack Leigh (1948–2004), American photographer and author John Leigh (ambassador), ambassador for Sierra Leone to the United States John Leigh (New Zealand actor) (born 1965), New Zealand actor, appeared as Háma in The Lord of the Rings: The Two Towers John Leigh (doctor) (1812–1888), English doctor and public health administrator
See also John Legh (disambiguation) John Lee (disambiguation) John Lea (disambiguation)