Ace may be referred to one of the following:
- Ace (Mario Tennis) - a character from Mario Tennis: Power Tour also known as Tina
- ACE (music group), a music group known for the Xenoblade Chronicles franchise.
- Mario Tennis Ace - Japanese title to Mario Tennis Aces, the Nintendo Switch entry in the Mario Tennis series
- Ace Trainer - An elite Trainer class formerly known as CoolTrainer
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