 A Safe-conduct warrant was signed for "George, Earl of Dunbar, with twenty-four horsemen" at Westminster on 31 October 1435.However, it appears he may have been still alive in 1457 when he is mentioned (still as "Earl of March") in a charter to his son, Patrick de Dunbar, of the lands and barony of Kilconquhar, in Fife, held of the Archbishop of St. Andrews as superior.The Earl is said to have married twice