Iarddur of Penrhyn and Cwchwillan

  Research Notes:

Lord of Llechwedd Uchaf and Creuddyn, and Grand Forester of Snowdon.

Source: The History of the Princes, the Lords Marcher, and the Ancient Nobility of Powys Fadog, and the Ancient Lords of Arwystli, Cedewen, and Meirionydd by J. Y. W. Lloyd, Vol. IV, London, 1884, p. 341, has "Eva, d. and heiress of Gruffydd ab David ab Tudor ab Madog of Penrhyn and Cwchwillan, son and heir of Iarddur, of Penrhyn and Cwchwillan, Lord of Llecchwedd Uchaf and Creuddyn, and Grand Forester of Snowdon."

Iarddur married.