Robert I, Lord of Champignelles
Robert I of Courtenay (c. 1168–1239), lord of Champignelles, was a grandson of King Louis VI and a trusted knight of Philip II Augustus. He fought at the siege of Château-Gaillard in 1204 and was rewarded with the lordships of Conches and Nonancourt.
He served on the Albigensian Crusade in 1209, and Louis VIII made him grand butler of France in 1223. He later joined the Barons' Crusade and died at Acre in 1239.