Jeanne Antoinette Poisson, Marquise de Pompadour (/ˈpɒmpədʊər/, French: [pɔ̃paduʁ]; 29 December 1721 – 15 April 1764), commonly known as Madame de Pompadour, was a member of the French court. She was the official chief mistress of King Louis XV from 1745 to 1751, and remained influential as court favourite until her death. Pompadour was a major patron of architecture and decorative arts, especially porcelain. She was a patron of the philosophes of the Enlightenment, including Voltaire.