|William I the Conqueror, first Norman King of England
William II and III, Kings of England
William IV, King of the United Kingdom
William Shakespeare, English poet and writer
William Arthur Philip Louis, Prince of the United Kingdom, Duke of Cambridge
William I-V, Princes of Orange
William I-II, Kings of the Netherlands
William Henry Harrison, 9th U.S. president
William McKinley, 25th U.S. president
William Howard Taft, 27th U.S. president
William Jefferson "Bill" Clinton, 42nd U.S. president
William Cuthbert Faulkner, American novelist
William Henry Seward, American politician, governor and senator from New York
William Bradley "Brad" Pitt, American actor
William Henry "Bill" Gates, American founder of Microsoft, Inc.
William "Bill" Paxton, American actor
William Hall Macy, American actor
William Peter Moseley, English actor
William James "Wil" Anderson, Australian comedian
William Turner Walton, English composer
William Wilberforce, English abolitionist politician
William Denby "Bill" Hanna, American cartoonist of Hanna-Barbera
William James Adams aka Will.I.Am., American R&B singer
William Temple Todd, son of U.S. First Lady Dolley Madison
William Tyndale, English martyr who translated the Bible into English
William "Billy" Dean Martin, musician of American bad Good Charlotte
William "Adam" West (Anderson), American actor
William Emerson "Will" Arnett, American actor
William Henry "Hank" Green, American comedian, YouTuber and educator
William Justus Goebel, American politician, governor of Kentucky
William Stephens Smith, husband of Abigail "Nabby" Adams, son-in-law of U.S. President John Adams
William Miles "Will" Dunn, English actor
William Daniel Phillips, American physicist and Nobel prize winner
William Thomson, British mathematical physicist and engineer
William Henry Bragg, physicist, mathematician & Nobel-prize winner
William Lawrence Bragg, Australian-British physicist & Nobel prize winner
William John Paul "Liam" Gallagher, lead singer of English band Oasis
William Ford Gibson, American novelist
William "Bill" Shatner, Canadian actor
Richard William "Wil" Wheaton, American actor
William Caxton, English printing pioneer
William "Bill" Anders, American astronaut
William Wallace Lincoln, son of U.S. President Abraham Lincoln
William Commons, son of Scottish Footballer Kris Commons
William True, son of actress Kirstie Alley
William Luca Costa-Marsden, son of actor James Marsden
William Dawes, rode with Paul Revere on the "Midnight Ride"
William Wolf Howey, son of Sarah Shahi & Steve Howey
William "Bill" Hader,actor/comedian/writer
William James Hehir, bass player on band MisterWives
William James "Bill" O'Reilly, Jr., American television host
William "Will" Rankin Patton, American Actor
William Sherlock Scott Holmes, main character on TV's "Sherlock"
William "Bill" Weasley, character in the Harry Potter series
William "Bill" Forbes II, character on TV's "The Vampire Diaries", father of Caroline Forbes.
William "Bill" Compton, character on TV's 'True Blood'
William Riker, character on TV's 'Star Trek: the Next Generation'
William "Will" Truman, character on TV's 'Will & Grace'
William "Will" Shuester, character on TV's 'Glee'
William "Will" Herondale, character from the Infernal Devices trilogy by Cassandra Clare
William Brown, main character in the Just William series by Richmal Crompton
William Birkin, character in the video game series "Resident Evil"
William Baker, character in the Spider-Man series
William 'Will' Turner, character in the Pirates of the Caribbean series
William Murdoch, character on TV's "Murdoch Mysteries"
William Collins, main character in film 'Chatroom'
William 'Will' Gardner, character on TV's 'The Good Wife'
William 'Will' Parry, character in Philip Pullman's His Dark Materials series
William Scully, baby on TV's "The X-Files"
William Mason, footman on TV's "Downton Abbey"
William Townsend, character in "Yesterday's child" by Barbara Wood
William Buxton, character on TV's "Return to Cranford"
William 'Will' Gorski, character on sense8
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