Ace could refer to:
- Ace (metahuman), female member of the first Royal Flush Gang and originator of the second; fought against the Justice League.
- Ace (robot), member of the third Royal Flush Gang, who fought against Batman (Terry McGinnis).
- Ace (dog), Bruce Wayne's trusted dog and companion in his later life.
- Ace (company)
Community content is available under CC-BY-SA unless otherwise noted.