John Leigh
John Leigh may refer to:
Politicians
- John Leigh (MP for Hythe) (fl.1421-1432), English MP for Hythe
- Sir John Leigh (died 1612), English MP for Grampound, Launceston and Helston
- Sir John Leigh (Yarmouth MP) (c.1598–c.1666), Member of Parliament for Yarmouth 1640–1648, 1660–1661
- John Leigh (died 1620) (1562–1620), English Member of Parliament for Bedford, 1614
- John Leigh (died 1689) (c.1651–1689), English Member of Parliament for Newport, 1675–1689
- John Leigh (died 1743) (c.1670–1743), English Member of Parliament 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), Sierra Leone
- John Leigh (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