Kingdom of England •
William Russell (knight) (1257–1311), holder of a
moiety of the feudal barony of North Cadbury, Somerset •
William Russell, 1st Baron Russell of Thornhaugh (1553/63–1613), English military commander •
Sir William Russell, 1st Baronet, of Chippenham (before 1585–1654), English MP for Windsor •
Sir William Russell, 1st Baronet, of Wytley (1602–1669), English MP for Worcestershire •
William Russell, 1st Duke of Bedford (1616–1700), English peer and soldier •
William Russell, Lord Russell (1639–1683), English politician
United Kingdom •
Lord William Russell (1767–1840), MP best known as a murder victim •
Sir William Russell, 1st Baronet, of Charlton Park (1773–1839), British baronet •
William Congreve Russell (1778–1850), English MP and High Sheriff of Worcestershire •
William Russell (Durham MP) (1798–1850), Member of Parliament (MP) for Saltash, Bletchingley and County Durham •
William Russell, 8th Duke of Bedford (1809–1872), member of United Kingdom Parliament •
Sir William Russell, 2nd Baronet (1822–1892), MP for Dover, 1857–1859 •
William Russell (Bolton MP) (1859–1937), Member of Parliament for Bolton, 1922–1923 •
William Russell (Lord Mayor) (born 1965), Lord Mayor of London, 2019–2021
United States •
William Russell (Virginia politician) (1735–1793), Virginia frontier soldier and legislator, father of William Russell of Kentucky •
William Russell (Kentucky politician) (1758–1825), American soldier, pioneer, and politician •
William Russell (Ohio politician) (1782–1845), U.S. Representative from Ohio •
William F. Russell (Florida politician) (
c.1805–after 1875), Speaker of Florida House of Representatives •
William Huntington Russell (1809–1885), businessman, educator and politician from Connecticut •
William Fiero Russell (1812–1896), American congressman from New York •
William A. Russell (New York politician) (after 1820–before 1897), New York politician •
William A. Russell (Massachusetts politician) (1831–1899), U.S. Representative from Massachusetts •
William E. Russell (politician) (1857–1896), governor of Massachusetts between 1891 and 1894 •
William Hepburn Russell (baseball) (1857–1911), lawyer, politician and owner of Boston Braves •
William W. Russell (before 1870–after 1908),
United States Ambassador to Colombia, 1904–1905 and to Venezuela, 1905–1908
Oceania •
William Russell (New South Wales politician) (1807–1866), member of the New South Wales Legislative Assembly •
William Russell (New Zealand politician) (1838–1913), Member of Parliament •
William Russell (Australian politician) (1842–1912), Australian senator from South Australia ==Religion==