Llywelyn ab Owain Peerage person ID=102812 (d. 1309) Parents Owain ap Maredudd Angharad Children Elen ferch Llywelyn ab Owain ap Maredudd Thomas ap Llewellyn Isabel ferch Llywelyn ab Owain ap Maredudd Lleucu ferch Llywelyn ab Owain ap Maredudd Gwenllian ferch Llywelyn ab Owain ap Maredudd Partners Lady Eleanor de Bar