William MacWilliam, Lord of Egremont Peerage person ID=107706 (d. 1155) Parents Alice le Meschin, Lady of Skipton William fitz Duncan Children Gospatrick MacWilliam, Lord of Airton Donald MacWilliam Siblings Amabel MacWilliam, Lady of Copeland Alice de Rumilly, Lady of Allerdale Cecilia MacWilliam Donald MacWilliam Donald FitzDuncan Partners Unknown Octreda (?)