Rhydderch ap Rhys ap Hywel of Tregayan - Aft 1525 Parents Mawd ferch Robert ap Maredudd of Cesail Gyfarch Rhys ap Hywel Children NN ferch Rhydderch ap Rhys ap Hywel John ap Rhydderch Jonet ferch Rhydderch ap Rhys ap Hywel Siblings Madog Fychan ap Rhys ap Hywel ap Madog