William Bauer
William Bauer may refer to:
- Bill Bauer (American football), American football coach
- Bill Bauer (poet), Canadian poet
- Billy Bauer, American musician
- William Edward Bauer, Canadian diplomat
- William J. Bauer, American judge
- William W. Bauer, American physician and health writer
Fictional characters
- Billy Bauer, in the UK science fiction anthology TV series Black Mirror, played by Topher Grace