William Townsend may refer to: William Townsend (mayor) (1821–1882), Australian politician William Townsend (Oneida County, NY) (1848–1919), New York politician William Cameron Townsend (1896–1982), American Christian missionary William Charles Townsend (1803–1850), English barrister and writer William George Paulson Townsend (1868–1941), English artist, designer and writer William H. Townsend (1812–1873), former Nova Scotia political figure William John Townsend (1835–1915), British Methodist minister William Kneeland Townsend (1849–1907), U.S. federal judge William T. Townsend, founder and CEO of Barrett Technology William A. Townsend (1904–1993), British philatelist William Richard Townsend (died 1914), British lawyer and colonial administrator Bill Townsend (born 1965), businessman