William Fitzgerald

William Fitzgerald or FitzGerald may refer to:

Law and politics

William Fitzgerald (Tennessee politician) (1799–1864), U.S. Representative from Tennessee
William F. Fitzgerald (1846–1903), California Attorney General and state Supreme Court justice
William Henry Fitzgerald (1849–1922), Wisconsin State Assemblyman
William T. Fitzgerald (1858–1939), U.S. Representative from Ohio
William James Fitzgerald (Kansas politician) (1861–1937), Lieutenant Governor of Kansas
William S. Fitzgerald (1880–1937), American politician
William J. Fitzgerald (1887–1947), U.S. Representative from Connecticut
William H. G. FitzGerald (1909–2006), U.S. Ambassador to Ireland
William B. Fitzgerald (1914–1970), Michigan politician
William B. Fitzgerald Jr. (1942–2008), American politician in Michigan

William FitzGerald, 2nd Duke of Leinster (1749–1804), Irish liberal politician and landowner
Lord William FitzGerald (1793–1864), Irish politician
William Patrick Fitzgerald (1864–1938), Australian politician
William James Fitzgerald (jurist) (1894–1989), Irish jurist; Chief Justice of the Supreme Court of Palestine
William FitzGerald (Irish judge) (1906–1974), Irish lawyer and judge

William FitzGerald, 13th Earl of Kildare (died 1599), Irish nobleman
William Fitzgerald (Bishop of Clonfert and Kilmacduagh) (died 1722), Anglican bishop in Ireland
William Thomas Fitzgerald (1759–1829), British poet
William FitzGerald-de Ros, 22nd Baron de Ros (1797–1874), British Lord and general
William FitzGerald (bishop) (1814–1883), Irish Anglican bishop
William Fitzgerald (educationalist) (1838–1920), New Zealand teacher and educationalist
William Vincent Fitzgerald (1867–1929), Australian botanist
Nathan Boya, alias of William Fitzgerald (1924–2022), American daredevil
William Charles Fitzgerald (1938–1967), United States Navy officer