Bill is a masculine given name, generally a short form (hypocorism) of William. It can also be used as the adaptation into English of the popular Greek name Vasilis or Vasileios (Basil), especially amongst Greek immigrants in English-speaking countries, probably due to similarly in the sound.^{[citation needed]}

People named Bill include:

• Bill Allen (disambiguation), multiple people
• Bill Allison (disambiguation), multiple people
• Bill Bailey (born 1965), British actor, comedian, presenter and musician.
• Bill Barr (born 1950), Former Attorney General of the United States
• Bill Barrett (disambiguation), multiple people
  • Bill Barrett (1929–2016), American politician
• Bill Barretta (born 1964), American actor and puppeteer
• Bill Belichick (born 1952), head coach/general manager of the NFL's New England Patriots since 2000
• Bill Bennett (1932–2015), Canadian politician
• Bill Bixby (1934–1993), American actor and director
• Bill Bowman (racing driver), former NASCAR Cup Series driver
• Bill Bradley (born 1943), American politician and basketball player
• Bill Buckner (1949–2019), American baseball player
• Bill Burr (born 1968), American comedian
• Bill Charlap (born 1966), American jazz pianist
• Bill Clinton (born 1946), 42nd President of the United States
• Bill Cosby (born 1937), American stand-up comedian, actor, musician and author who was convicted of sexual assault
• Bill Cowher (born 1957), American retired National Football League head coach and player
• Bill de Blasio (born 1961), American politician, Mayor of New York City
• Bill Craver (1844–1901), American baseball player
• Bill DuLac (born 1951), American football player
• Bill Elliott (born 1955), American retired NASCAR driver
• Bill Evans (1929–1980), American jazz pianist
• Bill Fagerbakke (born 1957), American voice actor
• Bill Farmer (born 1952), American voice actor
• Bill Finger (1914-1974), American comic strip, comic book, film and television writer, best known for co-creating Batman.
• Bill Foster (disambiguation), multiple people
• Bill Frist (born 1952), American politician
• Bill Gates (disambiguation)
  • Bill Gates (born 1955), American business magnate, investor, author, philanthropist, and co-founder of Microsoft
• Bill Goldberg (born 1966), American professional NFL football player and professional wrestler
• Bill Graham (1939–2022), Canadian politician
• Bill Gray (born 1975 or 1976), birth name of American gay pornographic actor Billy Santoro
• Bill Gustoff (born 1968), American politician and attorney
• Bill Hader (born 1978), American comedian
• Bill Haley (1929–1981), American musician
• Bill Hanson (basketball) (born c. 1940), basketball player
• Bill Haslam (born 1958), American businessman and politician
• Bill Hicks (1961–1994), American comedian
• Bill Iffrig (1934–2024), American marathon runner
• Bill Irwin (born 1950), American actor, best known for playing Mr. Noodle on Sesame Street
• Bill James (disambiguation)
  • Bill James (born 1949), American baseball writer
• Bill Knowlton (1898–1944), American baseball player
• Bill Kurtis (born 1940), American TV personality
• Bill Lear (1902–1978), American inventor and businessman, founder of the Lear Jet Corporation
• Bill Lennon (1845–1910), American baseball player
• Bill Maher (disambiguation)
  • Bill Maher (born 1956), American comedian, political commentator and television host
• Bill Medley (born 1940), American singer and songwriter, half of The Righteous Brothers
• Bill Miner (c. 1847 – 1913), American Old West stagecoach and train robber
• Bill Mitchell (born 1960), American politician
• Bill Murray (disambiguation)
  • Bill Murray (born 1950), American actor, comedian, and writer
• Bill Nelson, American politician, former US Senator
• Bill Nighy (born 1949), British actor
• Bill Nye (disambiguation)
  • Bill Nye (born 1955), American science communicator, television presenter and mechanical engineer, known as "Bill Nye the Science Guy"
• Bill O'Reilly (disambiguation)
• Bill Oakley (born 1966), American TV writer and producer
• Bill Oberst Jr., an American stage, film, and television actor
• Bill Owen (1914–1999), English actor
• Bill Parcells (born 1941), American former National Football League head coach
• Bill Paxton (1955–2017), American actor and director
• Bill Peet (1915–2002), American author and animator
• Bill Potts (disambiguation) (multiple persons)
• Bill Pullman (born 1953), American actor
• Bill Putnam (1920–1989), American audio engineer
• Bill Putnam (basketball) (1922–1992), American basketball player
• Bill Ramsey (1931–2021), German-American singer and actor
• William Robinson (disambiguation), which includes several Bills
  • Bill Robinson (1878–1949), African-American tap dancer and actor nicknamed "Bojangles"
• Bill Russell (1934–2022), American Hall-of-Fame retired National Basketball Association player
• Bill Schwarz British historian, academic and writer
• Bill Shankly (1913–1981), British Soccer Manager
• Bill Shirley (1921–1989), American actor and singer
• Bill Skarsgård (born 1990), Swedish actor known for portraying Pennywise the dancing clown
• Bill Stearns (1853–1898), American baseball player
• Bill Stemmyer (1865–1945), American professional baseball player
• Bill Sweek (born 1946/1947), American basketball player and coach
• Bill Vander Zalm (born 1934), Canadian politician
• Bill W. (1895–1971), co-founder of Alcoholics Anonymous
• Bill Walker (born 1987), American basketball player
• Bill Walsh (1931–2007), American National Football League head coach
• Bill Walton (born 1952), American Hall-of-Fame retired National Basketball Association player
• Bill Ward (born 1948), English musician, drummer for Black Sabbath
• Bill Watterson (born 1958), American cartoonist, author of the comic strip Calvin and Hobbes
• Bill Weld (born 1945), American attorney, 68th governor of Massachusetts
• Bill Wiggin, British Member of Parliament
• Bill Wold, American basketball player
• Bill Wurtz (born 1989) American musician and video creator.
• Bill Wyman (born William George Perks Jr. in 1936), English musician, record producer, songwriter and singer, former bass guitarist for the Rolling Stones