Isabel of Chilham Peerage person ID=109149 (1245–1292) Parents Richard de Douvres Matilda, Countess of Angus Children John of Strathbogie, Earl of Atholl Sir Alexander Balliol Sir Thomas Balliol Siblings Richard of Chilham, Lord of Chilham Gilbert de Umfraville, Earl of Angus Partners Alexander de Baliol David I Strathbogie, Earl of Atholl