Marguerite Louise d'Orléans was a French princess who became grand duchess of Tuscany as the wife of Grand Duke Cosimo III de' Medici.
Libertine and unruly in conduct from an early age, her relations with her husband and his family were... Wikipedia
Born: July 28, 1645, Château Royal de Blois, Blois, France
Died: September 17, 1721 (age 76 years), Paris, France
Children: Gian Gastone de' Medici, Anna Maria Luisa de' Medici, and Ferdinando de' Medici
Grandparents: Marie de' Medici, Henry IV of France, Christina of Salm, and more
Parents: Gaston, Duke of Orléans and Marguerite of Lorraine
Spouse: Cosimo III de' Medici (m. 1661)