Magjory Comyn Peerage person ID=186456 (d. 1308) Parents Alexander Comyn, Earl of Buchan Elizabeth de Quincy Children Sir Alexander Dunbar John de Dunbar of Derchester & Birkynside Patrick V, Earl of March Siblings Agnes Comyn William Comyn Alexander Comyn Elena Comyn Elizabeth Comyn John Comyn, Earl of Buchan Partners Patrick IV, Earl of March