Cynfarch Oer Celtic King of Rheged in Northern England (0450–0570) Parents Meirchion Gul Children Urien Rheged Llew ap Cynfarch Siblings Llywarch Hen Elidyr Llydanwyn Llyr Marini ap Meichion Gul ap Gwrwst Ledlwm ap Ceneu Partners Nefyn ach Brychan