Edward the Black Prince Margaret, daughter of Philip III of France, and widow of Thomas lord Holland, and in right of his wife earl of Kent, then in her thirty-third year, and the mother of three children. As the prince and the countess were related in the third degree, and also by the spiritual tie of sponsorship, the prince being godfather to Joan's elder son Thomas, a dispensation was obtained for their marriage from Pope Innocent VI, though they appear to have been contracted before it was applied for. The marriage was performed at Windsor, in the presence of King Edward III, by Simon
Edward the Black Prince differenced royal arms. His younger brother, John of Gaunt, used a similar shield on which the ostrich feathers were ermine. Edward's "shield for peace" is believed to have inspired the badge of three ostrich feathers used by later Princes of Wales. Edward married his cousin, Joan, Countess of Kent (1328–1385), on 10 October 1361. She was the daughter and heiress of Edmund, Earl of Kent, the younger son of King Edward I by his second wife Margaret of France. They had two sons, both born in Aquitaine: From his marriage to Joan, he also became stepfather to her children by