William Frith

William Frith may refer to:

• William Powell Frith (1819–1909), English artist
• William Silver Frith (1850–1924), English sculptor
• William Frith (politician) (1883–1960), Australian politician
• William Frith (English cricketer) (1871–1956), English cricketer
• William Frith (New Zealand cricketer) (1856–1949), New Zealand cricketer
• Billy Frith (1912–1996), English football player and manager