Gwenhwyfar ferch Einion Peerage person ID=659672 Parents Gwenhwyfar ferch Gruffudd ap Gwen ap Gronwy Gwenhwyfar verch Einion 'y Mab' ap Gruffudd Foel ab Ieuan ab Adda Einion ab Ynyr Fychan Ynyr Fychan ab Ynyr ap Meurig ap Madog of Nannau Children Madog ap Ieuan Rhys ab Ieuan ab Einion ap Gruffudd Elen ferch Ieuan ab Einion ap Gruffudd ap Llywelyn Gwerful ferch Ieuan ab Einion ap Gruffudd Gronwy ab Ieuan ab Einion ap Gruffudd of Gwynfryn Margred ferch Ieuan ab Einion ap Gruffudd Hywel Fychan ab Ieuan ab Einion ap Gruffudd of Bron-y-Foel Partners Ieuan ab Einion ap Gruffudd of Bron-y-Foel