William Macdonald or MacDonald or McDonald may refer to:
Academics William MacDonald (Christian author) (1917–2007), American Plymouth Brethren scholar and theologian; president of Emmaus Bible College William Macdonald (historian) (1863–1938), American journalist and historian William Andrew McDonald (1913–2000), American archaeologist William Bell Macdonald (1807–1862), Scottish linguist William L. MacDonald (1921–2010), American historian of Roman architecture
Arts and entertainment Will McDonald (actor), Australian actor William Colt MacDonald (1891–1968), American writer of Westerns William H. MacDonald (1849–1906), American baritone and actor William J. Macdonald (filmmaker) (born 20th century), American film and television producer Will Macdonald (born 1966), British television producer, executive and writer
Law enforcement and military William MacDonald (RAF officer) (1908–1984), British air marshal William Hixon McDonald (senior) (c. 1815–1869), Australian soldier-settler and gold miner William Jesse McDonald (1852–1918), Texas Ranger William Myron MacDonald (1890–1958), American-born Canadian flying ace William Rae Macdonald (1843–1923), Scottish officer of arms
Politicians William McDonald (Canadian politician) (1837–1916), from Nova Scotia William McDonald (Ontario politician), from Ontario William McDonald (Australian politician) (1911–1995), speaker of the Victorian Legislative Assembly William MacDonald (New Zealand politician) (1862–1920), cabinet minister and briefly Leader of the Opposition William Alexander Macdonald (1860–1946), Canadian politician; from Manitoba William Archibald Macdonald (1841–1911), Irish nationalist politician and MP William C. McDonald (governor) (1858–1918), American politician; governor of New Mexico William Chisholm Macdonald (1890–1946), Liberal Party member of the Canadian House of Commons William H. McDonald (1899–1967), American politician; Texas land commissioner William John Macdonald (1832–1916), Canadian merchant and politician William Josiah MacDonald (1873–1946), American politician; from Michigan William Madison McDonald (1866–1950), African-American politician and businessman William Ross Macdonald (1891–1976), Canadian lawyer and statesman; from Ontario William Walter McDonald (1844–1929), Canadian politician; from the Northwest Territories
Religious figures William Macdonald (priest) (1783–1862), British; archdeacon of Wilts William Joseph McDonald (1904–1989), Irish-born bishop of the Catholic Church in the United States
Sports William MacDonald (footballer) (1911–1978), Scottish footballer and Royal Navy officer William Macdonald (jockey) (1800–1856), British; winner of the 1840 Epsom Derby William McDonald (bowls) (1885–?), Canadian lawn bowls international Will McDonald (basketball) (born 1979), American basketball player Will McDonald IV (born 1999), American football player Willie McDonald (1905–1979), Scottish footballer Willie McDonald (footballer, born 1883) (1883–after 1914), Scottish footballer William Macdonald (rugby union) (1861–1941), Scotland international rugby union player
Others Will McDonald (journalist) (born 1979), Australian television journalist William MacDonald (serial killer) (1924–2015), Australian serial murderer
William Christopher Macdonald (1831–1917), Canadian tobacco manufacturer and philanthropist William Hixon McDonald (junior) (1840–1898), Australian miner, political candidate and pioneer William Johnson McDonald (1844–1926), American banker; endowed an astronomical observatory William Sutherland Macdonald (1897–1990), Scottish physician; principal medical officer at the Ministry of Health William W. McDonald (born 20th century), American rancher and conservationist William James Macdonald (1851–1941), Scottish mathematician and schoolteacher
See also Bill McDonald (disambiguation) Bill MacDonald (disambiguation) Bill Macdonald, American sportscaster