Hywel ap Madog Peerage person ID=659649 Parents Madog ap Ieuan Gwerful ferch Rhys Children Rhys ap Hywel Myfanwy ferch Hywel ap Madog Gruffudd ap Hywel Madog ap Hywel ap Madog Gwerfull ferch Hywel Lowri ferch Hywel ap Madog ab Ieuan Siblings Gwenhwyfar ferch Madog ab Ieuan of Pennarth Partners Elen ferch Dafydd Margaret ferch Gruffudd Erddylad ferch Gruffudd