| Olivia Flaversham | |
| |
| Origin | The Great Mouse Detective |
| Original Name | Olivia Flaversham |
| Type | Mouse |
| Role | Princess of Heart, Ally, Party Member |
| Home World | Baker Street |
| Family | Hiram Flaversham |
| Weapon | N/A |
Olivia Flaversham is a character who is originally from The Great Mouse Detective. She also makes an appearance in Kingdom Hearts: Dream Worlds.