| Family | | Mother: | Margred ferch John ap Jenkin ab Ieuan ap Rhys ap Morgan Fychan | | Father: | Gwilym ap Rhys Llwyd ab Adam ap Rhys | | Children: | Margred ferch Llywelyn ap Gwilym ap Rhys Llwyd
Jenkin ap Llywelyn ap Gwilym ap Rhys
Gwilym Gwyn ap Llywelyn ap Gwilym ap Rhys Llwyd of Porthgogof |
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