William Ross

William Ross may refer to:

• William I, Earl of Ross (died 1274), ruler of the province of Ross in northern Scotland
• William II, Earl of Ross (died c. 1323), ruler of the province of Ross in northern Scotland
• 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 Ross (speaker), New York politician, Speaker of the State Assembly 1814
• William H. H. Ross (1814–1887), American politician and former governor of Delaware
• William Ross (Canadian politician) (1824–1912), merchant, ship builder and politician in Nova Scotia, Canada
• William Ross (Ontario politician) (1854–1937), merchant and politician in Ontario, Canada
• William Benjamin Ross (1855–1929), Canadian politician, lawyer and businessman
• William Roderick Ross (1869–1928), lawyer and politician in British Columbia, Canada
• William Donald Ross (1869–1947), financier, banker and Lieutenant Governor of Ontario
• William B. Ross (1873–1924), Governor of Wyoming
• William Henry Ross (1886–1943), provincial level politician from Alberta, Canada
• Bill Ross (Australian politician) (1888–1966), member of the New South Wales Legislative Assembly
• William Gladstone Ross (1889–1948), lawyer, judge and politician in Saskatchewan, Canada
• William Ross, Baron Ross of Marnock (1911–1988), Secretary of State for Scotland in the 1960s
• William Cecil Ross (1911–1998), leader of the (communist) Labour Progressive Party of Manitoba in 1945
• William Ross (Unionist politician) (born 1936), Ulster Unionist Party member of Parliament until 2001

• William Ross (cricketer) (fl. 1860), Australian cricketer
• William Ross (footballer, born 1874), English professional footballer active in the 1890s
• William Ross (rower) (1900–?), Canadian Olympic rower
• William Alexander Ross (1913–1942), Scottish rugby player
• William Ross (footballer, born 1921) (1921–1995), Scottish footballer
• William Ross (water polo) (born 1928), US water polo player who competed in the 1956 Summer Olympics
• Bill Ross (footballer) (born 1944), Australian rules footballer

• William Ross (poet) (1762–1790/91), Scottish Gaelic poet
• William Charles Ross (1794–1860), British artist
• William P. Ross (1820–1891), Principal Chief of the Cherokee Nation
• William Murray Ross (1825–1904), entrepreneur in Melbourne
• William Stewart Ross (1844–1906), Scottish writer and publisher
• William David Ross or W. D. Ross (1877–1971), British philosopher
• William Ross (theatrical producer) (1915–1994), State Managers Association, Actors' Equity Association
• William Ross (actor) (1923–2014), Tokyo-based American actor, voice actor, voice director and editor, and the founder of Frontier Enterprises
• William Ross (composer) (born 1948), soundtrack composer

• William Ross (Star Trek), a character in Star Trek