William George (and variants) may refer to:
Athletes
- Bill George (baseball) (1865–1916), American baseball player
- Bill George (American football coach), American football coach in the United States
- Bill George (linebacker) (1929–1982), American football linebacker for the Chicago Bears and Los Angeles Rams
- William George (American football), 1889 College Football All-America selection
- Billy George (1874–1933), English footballer and cricketer
- Billy George (gymnast) (born c.1991), British gymnast
Other people
- Bill George (academic), professor of Management Practice at Harvard Business School and author of True North
- Bill George (dog dealer) (1802–1881), dog dealer and London celebrity
- Bill George (labor activist), Pennsylvania labor leader
- Bill George (visual effects supervisor), Academy Award winning visual effects supervsior
- William George (priest) (died 1756), English academic and Anglican churchman
- William James George (1853–1931), Australian politician
- William K. George (born 1945), American fluid dynamicist
- William R. P. George (1912–2006), lawyer, former Archdruid of Wales, author, nephew of the former Prime Minister of the United Kingdom, David Lloyd George