AUMONT, the name of a f amily, which played an important part in French history. Jean d'Aumont, lieutenant-general to the king of France in the government of Burgundy, rendered impor tant services to Louis XII. and Francis I. Another Jean d'Au mont (d. 1595), a marshal of France and knight of the Order of the Holy Ghost since its institution in 1578, fought against the Huguenots under the last of the Valois kings; but he was among the first to recognize Henry IV., and was appointed governor of Champagne and of Brittany where he had to fight the League. His grandson Antoine (1601-69) was also a marshal of France (1651), governor of Paris (1662), duke and peer Louis Marie Augustin, duc d'Aumont (17o9-82), was a celebrated col lector of works of art. Louis Marie Celeste d'Aumont, duc de Piennes, afterwards duc d'Aumont (1762-1831), emigrated dur ing the Revolution and served in the army of the Royalists, as also in the Swedish Army. During the Hundred Days he effected a descent upon Normandy in the Bourbon interest, and succeeded in capturing Bayeux and Caen.