Ace may refer to:
- The role of Tidus in his blitzball team Zanarkand Abes in Final Fantasy X.
- The character from Final Fantasy Type-0.
- The job from Final Fantasy Tactics S.
Ace" is one of the values in trumps, the Japanese term for traditional Western playing cards. It means "one" in Old French and was borrowed from earlier dicing games, where it referred to the corresponding value on a six-sided dice."
In team sports, an ace is the star player of the team.