Margaret, Countess of Mar
She was a daughter of Domhnall II of Mar and after the death of her childless brother Thomas became Countess of Mar. She had married William Douglas, 1st Earl of Douglas, who was succeeded by their son, James Douglas, 2nd Earl of Douglas and Earl of Mar and Garioch in right of his mother. But he was killed in 1388, leading the Scots at the Battle of Otterburn.
|Countess of Mar
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