"Mademoiselle de Chartres" is a character from the novel "La Princesse de Clèves," written by Madame de La Fayette in the 17th century. She is portrayed as a beautiful and virtuous young woman who navigates the complexities of love and court life in the French court during the reign of King Henry II. The story explores her internal struggles as she grapples with her feelings for Prince de Clèves while remaining committed to her marriage. Mademoiselle de Chartres embodies themes of honor, passion, and the conflict between personal desires and societal expectations.