William Ellis

William Ellis may refer to:

Politicians

 * William Ellis (14th-century MP), in 1388, Member of Parliament for Canterbury
 * William Ellis (Secretary of State) (died 1732), English Jacobite, secretary of State to James II in exile
 * William Ellis (solicitor-general) (1609–1680), English lawyer and politician
 * William Craven-Ellis (1880–1959), Conservative Party politician in the United Kingdom
 * William Cox Ellis (1787–1871), member of the United States House of Representatives from Pennsylvania
 * William Henry Ellis (politician) (1819–1858), English-born political figure in Newfoundland
 * William R. Ellis (1850–1915), United States Congressman from Oregon from 1893–1899 and 1907–1911
 * William T. Ellis (1845–1925), U.S. Representative from Kentucky
 * William Ellis (Newfoundland politician) (1857–1926), building contractor and political figure in Newfoundland
 * William A. Ellis (1828–1900), member of the Wisconsin State Senate
 * William Ellis (mayor), mayor of Hoboken, New Jersey
 * William Ellis (Massachusetts politician), representative to the Great and General Court

Sportsmen

 * William Ellis (English cricketer) (1876–1931), English cricketer for Derbyshire
 * William Ellis (Scottish cricketer) (1923–2015), Scottish cricketer
 * William Webb Ellis (1806–1872), Anglican clergyman, allegedly the inventor of rugby football
 * Billy Ellis (1895–1939), English footballer
 * Bill Ellis (1919–2007), English cricketer

Religious figures

 * William Ellis (British missionary) (1794–1872), English missionary and author
 * William Ellis (missionary in Newfoundland) (1780–1837), Irish-born Methodist clergyman, missionary in Newfoundland
 * William Webb Ellis (1806–1872), Anglican clergyman, allegedly the inventor of rugby football

Others

 * William Ellis (astronomer) (1828–1916), English astronomer and meteorologist
 * William Ellis (engraver) (1747–1810), English engraver
 * William Ellis (economist) (1800–1881), English businessman, writer on economics, and educational thinker
 * William Ellis (Medal of Honor) (1834–1875), American soldier and Medal of Honor recipient
 * William Ellis (writer on agriculture) (1700–1758), English writer on agriculture
 * Sir William Charles Ellis (1780–1839), English physician, pioneering superintendent of asylums and Methodist lay preacher
 * William Ellis (actor), British actor, voice artist and podcaster
 * William Henry Ellis (businessman) William Henry Ellis (1864–1923), was born into slavery and became a Mexican millionaire
 * William Henry Ellis (engineer) (1860–1945), British civil engineer and steel maker
 * William Hodgson Ellis (1845–1920), British-Canadian chemist
 * William Otoo Ellis, Vice Chancellor of the Kwame Nkrumah University of Science and Technology
 * William Edward Ellis (1908–1982), U.S. Navy officer
 * W. H. Ellis (1867–1948), justice of the Florida Supreme Court
 * William Wade Ellis (1751–1779), naturalist and artist who accompanied Captain Cook