List of Famous people named William

William Stephen Hamilton, a son of Alexander Hamilton and Elizabeth Schuyler Hamilton, was an American politician and miner who lived much of his life in the U.S. state of Illinois and territorial Wisconsin. Hamilton was born in New York, where he attended the United States Military Academy before he resigned and moved to Illinois in 1817. In Illinois he lived in Springfield and Peoria and eventually migrated to the lead-mining region of southern Wisconsin and established Hamilton's Diggings at present-day Wiota. Hamilton served in various political offices and as a commander in two Midwest Indian Wars. In 1849 he moved to California on the heels of the California Gold Rush. He died in Sacramento, most likely of cholera, in October 1850.

Wei Li-an, known professionally as WeiBird, is a Taiwanese Mandopop and folk-rock singer-songwriter. He gained media attention as the winner of the first season of the reality television singing competition Happy Sunday in 2007.

William Curtis Colepaugh was an American who, following his 1943 discharge from the U.S. Naval Reserve, defected to Nazi Germany in 1944. While a crewman on a repatriation ship that stopped off in Lisbon, Colepaugh defected at the German consulate. Colepaugh had attended Admiral Farragut Academy in Pine Beach, New Jersey.

William Henry Hartnell was an English actor. While Hartnell made numerous stage and television appearances and acted in over 75 British films, he is best remembered today as the First Doctor in BBC Television's Doctor Who, which he played from 1963 to 1966. He was also well known for his roles as Sergeant Grimshaw, the title character of the first Carry On film, Carry On Sergeant in 1958, and as Company Sergeant Major Percy Bullimore in the sitcom The Army Game from 1957 to 1961.

William Tecumseh Sherman was an American soldier, businessman, educator, and author. He served as a general in the Union Army during the American Civil War (1861–1865), receiving recognition for his command of military strategy as well as criticism for the harshness of the scorched earth policies he implemented in conducting total war against the Confederate States. British military theorist and historian B. H. Liddell Hart declared that Sherman was "the first modern general".

Willian Thiego de Jesus, known as Willian Thiego or simply Thiego, was a Brazilian central defender who played for Chapecoense.

William Peter Moseley is an English actor. He is known for his roles as Peter Pevensie in the film series The Chronicles of Narnia (2005–2010) and Prince Liam in the E! series The Royals (2015–2018).

William Abadie is an actor best known for his roles in recent television series such as Gossip Girl (2007–2009), Chuck (2008), Homeland (2013), Person of Interest (2014), Gotham (2016) and Emily in Paris (2020).

William Dunlop was a professional motorcycle racer from Northern Ireland who died as a result of a racing incident. Part of a motorcycle racing dynasty, William was the elder brother of Michael; both were sons of the late Robert Dunlop, and nephews of the late Joey Dunlop. He died as a result of a crash at a racing event in the Republic of Ireland.

William Childs Westmoreland was a United States Army general, most notably commander of United States forces during the Vietnam War from 1964 to 1968. He served as Chief of Staff of the United States Army from 1968 to 1972.