François de Chancy (1600–1656) was a French singer lutenist and composer. He was an aster of music for Cardinal Richelieu in 1631, master of chamber music (1635) and was chamber musicians of the King's Chapel (1649). François de Chancy was highly regarded by Mersenne, who included Chancy pieces in his treatises. He died in Paris in his mid-fifties. He participated and collaborated on vocal music of the following ballets de cour: * Ballet de la Prospérité des armes de France, 1641 * Ballet du Dérèglement des passions, 1648 * Ballet des Fêtes de Bacchus, 1651