William Appleton may refer to:William Appleton (1786–1862), American politician Will Appleton (1889–1958), mayor of Wellington, New Zealand W. A. Appleton, British trade union leader William Sumner Appleton (1874–1947), founder of the Society for the Preservation of New England Antiquities William M. Appleton (1920–2001), Pennsylvania politician William Henry Appleton (1814–1899), American publisher William Appleton (entrepreneur), American entrepreneur and technologist William H. Appleton (1843–1912), American soldier and Medal of Honor recipient William Thomas Appleton (1859–1930), Australian businessman, shipping agent and public servant