Philippe d'Orléans, Duke of Orléans, Grandson of France (2 August 1674 – 2 December 1723) was a member of the royal family of France and served as Regent of the Kingdom from 1715 to 1723. Born at his father's palace at Saint-Cloud, he was known from birth under the title of Duke of Chartres. His father was Louis XIV's younger brother Philippe I, Duke of Orléans, known as "Monsieur"; his mother was Elizabeth Charlotte of the Palatinate.