Horton is a masculine given name. People or fictional characters named Horton include:
Horton D. Haight (1832–1900), Mormon pioneerHorton Foote (1916–2009), American playwright and screenwriterHorton H. Hobbs, Jr. (1914–1994), American taxonomist and carcinologistHorton Smith (1908–1963), American golfer and first winner of the Masters TournamentHorton Williams (born 1933), retired judge of the Supreme Court of South AustraliaHorton the Elephant, fictional Dr. Seuss character