Marie Jeanne Becu was a French courtesan who lived in the 18th century. She was known for her beauty and charm, and became the mistress of Louis XV. As a result, she acquired many nicknames, including Madame du Barry, Comtesse du Barry, and Jeanne du Barry. She was also called la Grande Sultane, as she was known to have a fierce temper and a strong personality. Despite her controversial reputation, she was loved by many and became a prominent figure at the French court. Today, Marie Jeanne Becu is remembered as one of the most infamous mistresses in history.