Henry Knight may refer to:
Politicians Henry Knight (Great Grimsby MP) (1728–1762), British Member of Parliament for Great Grimsby Henry Edmund Knight (1833–1917), British lord mayor for city of London. Henry Gally Knight (1786–1846), British politician Henry Foley Knight (1886–1960), British administrator and civil servant
Others Henry Knight (bishop) (1859–1920), Bishop of Gibraltar in the Church of England Henry Knight (cricketer) (1796–1843), English cricketer Henry James Knight (1878–1955), English recipient of the Victoria Cross Henry Granger Knight (1878–1942), American chemist Henry Knight (rugby league), New Zealand international
See also Harry Knight (disambiguation)