William or Bill Alexander may refer to:

Literature William Alexander (poet) (1808–1875), American poet and author William Alexander (journalist and author) (1826–1894), Scottish journalist and author William Alexander (author) (born 1976), American children's writer William Alexander, Baron Alexander of Potterhill (1905–1993), English educator and author Fred Alexander (editor) (William Frederick Alexander, 1882–1957), New Zealand subeditor, poetry anthologist and newspaper editor William Menzies Alexander (1858–1929), Scottish medical and theological writer

Military William Alexander (Canadian soldier) (1880–1917), World War I soldier executed for desertion William Melville Alexander (aviator) (1897–1988), Canadian World War I flying ace William Alexander, Lord Stirling (1726–1783), American Revolutionary War soldier

Politics Bill Alexander (British politician) (1910–2000), British communist activist, commander of the International Brigade's British Battalion William Alexander (died 1446), MP for Salisbury and Wiltshire William Alexander (Australian politician) (1844–1924), member of the Western Australian Legislative Council William Alexander (Lord Provost) (1690–1761), MP for Edinburgh and Lord Provost of Edinburgh 1754–1756 William Alexander (Glasgow MP) (1874–1954), MP for Glasgow Central Bill Alexander (American politician) (born 1934), American politician; former US representative from Arkansas William B. Alexander (1921–2006), member of the Mississippi State Senate Willem-Alexander of the Netherlands (born 1967), King of the Netherlands William Melville Alexander (Illinois politician), speaker of the Illinois House of Representatives William Alexander (Illinois politician), member of the Illinois House of Representatives William Lee Alexander, American politician, Oklahoma State Treasurer

Religion William Alexander (Quaker) (1768–1841) English Quaker and publisher William Alexander (bishop) (1824–1911), Anglican bishop, Primate of All Ireland William Lindsay Alexander (1808–1884), Scottish church leader William Patterson Alexander (1805–1884), American missionary in Hawaii

Sports William Alexander (American football) (1889–1950), football coach at Georgia Tech Bill Alexander (Canadian football) (1924–1997), Canadian football halfback William Alexander (rugby union, born 1874) (1874–1937), Wales international rugby union player William Alexander (rugby union, born 1905) (1905–?), English rugby union player

Visual arts Bill Alexander (painter) (1915–1997), East-Prussian artist, star of The Magic of Oil Painting William Alexander (painter) (1767–1816), British artist William Walker Alexander (1870–1948), Canadian printmaker and bookplate maker

Others Bill Alexander (engineer) (William Hector, 1927–1995), British avionics engineer William Alexander, 1st Earl of Stirling (c. 1567–1640), British colonial organizer William Alexander (the younger) (c. 1602–1638), founder of the colony at Port Royal; son of the 1st Earl of Stirling William Alexander (judge) (c. 1754–1842), Lord Chief Baron of the Exchequer Sir William Alexander, 3rd Baronet (1797–1873), Attorney-General of the Duchy of Cornwall William Alexander (insurance writer) (1848–1937), cofounder of Pi Kappa Alpha Fraternity William Cowper Alexander (1806–1874), president of the New Jersey State Senate and president of the Equitable Life Assurance Society William D. Alexander (1916–1991), American film producer William DeWitt Alexander (1833–1913), educator in Hawaii William Hastings Alexander (c. 1823–1876), Hong Kong judiciary officer Bill Alexander (director) (born 1948), American theatre director William Alexander (architect) (1841–1904), Scottish architect William Alexander (Hollyoaks), a fictional character in British soap opera Hollyoaks

See also Willie Alexander (born 1943), American singer Willie Alexander (American football) (born 1949), former professional American football player Will Alexander (disambiguation) Alexander Williams (disambiguation)