William Banks
William Banks may refer to:
- William Banks (alderman), alderman in Chicago
- William Banks (rugby), Welsh rugby union and rugby league footballer of the 1940s and 1950s
- William Stott Banks, English antiquary
- William Banks (died 1676), English politician
- William Banks (barrister), English politician
- William Banks (cricketer), Welsh-born English cricketer
- William Banks (footballer), English footballer
- William V. Banks, radio station executive in Detroit
- William M. Banks, American flying ace
- William C. Banks, American law professor
- William A. Banks, American neuroimmunologist
- William Mitchell Banks, Scottish surgeon