Marie-Anne Walewska, Duchess Colonna-Walewski, (née di Ricci; 18 July 1823 – 18 November 1912), was a French courtier and royal mistress. She served as Première dame d'honneur to Empress Eugénie de Montijo in 1868–1870,[1] and was the last to perform this function in France. She is also known for her relationship to Emperor Napoleon III of France in 1857–1861.