William Cook
William Cook, Will Cook, Bill Cook or Billy Cook may refer to:
- William Cook (entrepreneur), founder of the Cook Group, medical equipment manufacturer
- William Edwards Cook, American-born expatriate artist, architectural patron, and long-time friend of writer Gertrude Stein
- William Cook, 19th/early 20th century creator of the Orpington poultry breeds
- William Cook (billiards player), World Champion of English billiards in the 19th century
- William Douglas Cook (1884–1967), founder of Eastwoodhill Arboretum, now the national arboretum of New Zealand
- William Harrison Cook (1903–1998), Canadian chemist
- William Hemmings Cook (1768–1846), Canadian fur trader and politician
- William R. Cook, American history professor, collaborator with Ron Herzman
- William R. Cook, computer scientist
- Bill Cook, ice hockey player in the Hockey Hall of Fame
- Bill Cook (Ontario politician), political activist in Ontario, Canada
- Bill Cook (Australian rules footballer), Australian rules footballer for Carlton Football Club
- Billy Cook (actor) (1928–1981), American actor
- Billy Cook (footballer), English footballer
- Billy Cook (footballer born 1940), Scottish born Australian footballer
- Billy Cook (Northern Irish footballer), footballer who played for Celtic and Everton
- Billy Cook (criminal) (1928–1952), American mass murderer
- Will Marion Cook (1869–1944), American composer and violinist
- Will Cook (writer), born William Everett Cook (1921–1964), American writer of westerns
- Antony Tudor, choreographer, born Wiliam Cook
See also