William Ross

William Ross may refer to:

Politicians

 * William Ross, Baron Ross of Marnock (1911–1988), Secretary of State for Scotland in the 1960s
 * William Ross (Canadian politician) (1824–1912), merchant, ship builder and politician in Nova Scotia, Canada
 * William Cecil Ross (1911–1998), leader of the (communist) Labour Progressive Party of Manitoba in 1945
 * William Gladstone Ross (1889–1948), lawyer, judge and politician in Saskatchewan, Canada
 * William Ross (Unionist politician) (born 1936), Ulster Unionist Party member of Parliament until 2001
 * William Ross (speaker), New York politician, Speaker of the State Assembly 1814
 * William Ross (Ontario politician) (1854–1937), merchant and politician in Ontario, Canada
 * William B. Ross (1873–1924), Governor of Wyoming
 * William Benjamin Ross (1855–1929), Canadian politician, lawyer and businessman
 * William Cecil Ross (1911–1998), politician in Manitoba, Canada, and the leader of that province's Communist Party
 * William Donald Ross (1869–1947), financier, banker and Lieutenant Governor of Ontario
 * William H. H. Ross (1814–1887), American politician and former governor of Delaware
 * William Roderick Ross (1869–1928), lawyer and politician in British Columbia, Canada
 * Bill Ross (Australian politician) (1888–1966), member of the New South Wales Legislative Assembly
 * William Henry Ross, provincial level politician from Alberta, Canada

Other people

 * William Ross (footballer), English professional footballer active in the 1890s
 * William Ross (composer) (born 1948), soundtrack composer
 * William Ross (rower) (born 1900), Canadian Olympic rower
 * William Ross (Star Trek), a fictional character in Star Trek
 * William Ross (theatrical producer) (1915–1994), State Managers Association, Actors' Equity Association
 * William Ross (water polo) (born 1928), US water polo player who competed in the 1956 Summer Olympics
 * William Alexander Ross (1913–1942), Scottish rugby player
 * William Charles Ross (1794–1860), British artist
 * W. D. Ross (William David Ross, 1877–1971), British philosopher
 * William P. Ross (1820–1891), Principal Chief of the Cherokee Nation
 * William I of Ross, anglicized form of Uilleam I, Earl of Ross
 * William II of Ross, anglicized form of Uilleam II, Earl of Ross
 * William Ross, 8th Lord Ross (died 1640), Scottish nobleman
 * William Ross, 10th Lord Ross (died 1656), Scottish nobleman
 * William Ross, 12th Lord Ross (died 1738), Scottish nobleman, soldier and politician
 * William Ross, 14th Lord Ross (died 1754), Scottish nobleman
 * William Stewart Ross (1844–1906), Scottish writer and publisher
 * William Murray Ross (died 1904), entrepreneur in Melbourne