Due to lengthy periods between releases and the prevalence of Late Arrival Spoilers, spoilers from installments before Kingdom Hearts III may be unmarked. Read at your own risk.
Being such a Long Runner franchise, Kingdom Hearts has quite the cast, having characters from both Final Fantasy and Disney as well as many original characters on its own. The characters are sorted according to their roles in the overall story of the series.
- Destiny Islands Trio
- Disney Castle Trio note
- Clock Tower Trio note
- Wayfinder Trio note
- Party Members and Summons note
- Seekers of Darkness
- Disney Villains note
- Independent Villains note
- Enemy Creatures note
- Ansem and his Apprentices note
- Kingdom Hearts χ[chi] Characters note
- Supporting Original Characters note
- Supporting Disney Characters note
- Supporting Square Enix Characters note
- Final Fantasy Record Keeper
- Final Fantasy Brave Exvius note
- World of Final Fantasy note
- Disney Tsum Tsum note
- Super Smash Bros.