Thomas ap Gwyllym - 4 Jul 1438 (1356–1438) Parents Gwenillian Hywel Gwilym ap Jenkin Children NN ferch Thomas ap Gwilym Hywel ap Thomas of Perthyr Mawd ferch Thomas ap Gwilym ap Jenkin Ieuan ap Thomas ap Gwilym ap Jenkin William ap Thomas Philip ap Thomas of Abergavenny Tudful ferch Thomas ap Jenkin ab Adam Dydvil|Maud ferch Thomas ap Gwilym ap Jenkin Partners Maud Morley