Thomas Horne may refer to:
Thomas Hartwell Horne (1780–1862), English theologian and librarian Thomas Horne (politician) (1800–1870), Tasmanian judge and politician Thomas Horne (priest) (died 1636), Anglican priest, Canon of Windsor Tom Horne (born 1945), Canadian-American attorney, politician, and Republican Party activist Tom Horne (American football), American football coach See also Thomas Horn (disambiguation) Thomas Van Horne (1782–1841), federal land register and Ohio state senator