Her fur is grey, has blue eyes (similar to Lilli, but gray like Nibbles), has some raven hair sticking out from her star-studded crown, `she also has makeup on. She wears a pink dress with a matching pink coat with a yellow button connecting it. She sports pink shoes, and she usually holding her green folding fan with her.
A noble and elegant aristocratic mature female mouse, wearing a crown, her true identity is actually a princess, and she has her own principles and ways of doing things.
- Marie's appearance is similar to the Mouse Queen.
- She returns as a playable character in the mobile game "Tom and Jerry Chase".