"Lady Oscar" is a fictional character from the Japanese manga and anime series Rose of Versailles, created by Ryoko Ikeda. Set during the French Revolution, the story follows Oscar François de Jarjayes, a noblewoman raised as a man to serve as a captain in the royal guard. She embodies ideals of honor and justice while navigating the complexities of love and duty. The series explores themes of gender identity, class struggle, and the impact of historical events. Oscar's character challenges traditional gender roles, making her a symbol of empowerment and independence. The narrative also features historical figures like Marie Antoinette and Gustave Flaubert.