Thomas or Tom Ellis may refer to:
Law and politics
Thomas Ellis (15th-century MP), in 1421 Member of Parliament (MP) for Kent
Thomas Ellis (1569–1627), MP for Great Grimsby
Thomas Ellis (Irish politician) (1774–1832), U.K. Member of Parliament representing Dublin City, 1820–1826 Thomas J. Ellis (born 1959), Pennsylvania attorney and politician Thomas Flower Ellis (1796–1861), law reporter T. E. Ellis (1859–1899), Welsh politician Thomas F. Ellis (1920–2018), American lawyer and political activist Tom Ellis (politician) (1924–2010), British Member of Parliament, 1970–1983 Thomas Hobart Ellis (1894–1981), Governor of East Pakistan T. S. Ellis III (born 1940), American federal district judge
Religious figures
Thomas Ellis (priest, died 1673) (1625–1673), Welsh clergyman
Thomas Ellis (priest, died 1792) (1711/12–1792), Welsh clergyman
Others
Thomas Sayers Ellis, American poet and photographer
Tom Ellis (actor) (born 1978), Welsh actor
Thomas Ellis (Irish emigrant), in 1866 the first European settler in Penticton, British Columbia Tom Ellis (journalist) (1932–2019), radio and television news anchor Tommy Ellis (born 1947), NASCAR racing driver Thomas Iorwerth Ellis (1899–1970), Welsh classicist Tom Ellis (architect) (1911–1988), English architect Tom Ellis (rugby league) (1904–1995), Australian rugby league footballer Thomas Ellis (cattle baron), Canadian cattle baron Tom Ellis (rugby union) (born 1994), English rugby union player Thomas Ellis (Tuskegee Airman) (1920–2018) Tuskegee Airman Thomas Ellis (cricketer) (1828–?), English cricketer