Harty is a surname. Notable people with the surname include:
Herbert Hamilton Harty (1879–1941), Irish and British composer, conductor, pianist and organistIan Harty (born 1978), Scottish footballerJeremiah James Harty (1853–1927), Catholic Archbishop of Manila and Bishop of Nebraska.John Harty (born 1958), former American football defensive tackleMartin Harty, member of the New Hampshire House of RepresentativesMaura Harty (born c. 1959), United States Assistant Secretary of State for Consular AffairsRhett Harty (born 1970), American soccer defenderRobert Harty (1779–1832), British politician and Whig Member of ParliamentRussell Harty (1934–1988), English television presenterWilliam Harty (1847–1929), Ontario businessman and politician.