William Kirkpatrick may refer to:
William Kirkpatrick (East India Company officer) (1754–1812), British officer and diplomat in India, known also as an orientalist William Kirkpatrick (New York politician) (1769–1832), United States Representative from New York William Sebring Kirkpatrick (1844–1932), Republican member of the U.S. House of Representatives from Pennsylvania William J. Kirkpatrick (1838–1921), American hymnwriter and music publisher William T. Kirkpatrick (1848–1921), Irish tutor and headmaster William Kirkpatrick (British Army officer) (1852–1931), British Army officer William Huntington Kirkpatrick (1885–1970), Republican member of the U.S. House of Representatives from Pennsylvania William Kirkpatrick (Conservative politician) (1878–1953), British Conservative Party politician, MP 1931–1936 William Kirkpatrick (Scottish MP) (c. 1705–1778), Member of Parliament for Dumfries Burghs, 1735–1738