Belle currently lives with her parents and her grandmother. She has three miniature Dobermans named Tokya, Keiki, and Evolet. Belle, an aspiring classical pianist, speaks fluent Portuguese (her mother's native language). She has been involved in various charities and is an international spokesperson for Kids With A Cause, which assists children suffering from poverty, hunger, lack of education, neglect, or abuse. Belle is the face of Vera Wang's 'Princess' fragrance. She is friends with tennis star Maria Sharapova, actress Cameron Diaz, actors Robert Pattinson and Tom Sturridge.