William Bennet
William Bennet may refer to:
- William Bennet , MP for Ripon
- William Bennet , Scottish clergyman, minister of Trinity College Kirk
- William Bennet , Bishop of Cloyne and antiquary
- William Bennet , English musician
- William Stiles Bennet, American politician
- William S. Bennet II, American business executive
- William Bennet , English canal engineer
- Sir William Bennet, 1st Baronet of the Bennet baronets
- Sir William Bennet, 2nd Baronet, member of 1st Parliament of Great Britain
- Sir William Bennet, 3rd Baronet of the Bennet baronets