Olivia Flaversham is a young heroine who appears in Disney's 1986 film The Great Mouse Detective as a tritagonist. She is Hiram Flaversham's adorable and lovely daughter and is voiced by Susanne Pollatschek.
- Olivia played Raye/Sailor Mars in Sailor Duchess
- Olivia played Sharpay Evans in High School Musical (Duchess Animal Style)
- In The Great Pokemon Trainer Detective she is played by Rini Tsukino.
- In The Great Aristocat Detective she is played by Rukio.