William, Will, Bill, or Billy may refer to:
- William Fowler, Special Agent and liaison to the Autobots from Transformers: Prime.
- Billy Blastoff, a human from Rescue Bots. He is also known as Jack Tracker.
- Billy, a boy from Rescue Bots.
- Billie Hayes, voice actress for Rescue Bots
Community content is available under CC-BY-SA unless otherwise noted.