Ieuan Fychan ab Ieuan Peerage person ID=432216 (d. 1458) Parents Ieuan ap Adda ap Iorwerth Angharad ferch Ednyfed ap Tudur Children Siblings Iorwerth ab Ieuan ab Adda ab Iorwerth Ddû ab Ednyfedd Gâm of Plâs Newydd