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Male Duncan MacDuff Click to view Duncan MacDuff in the family tree

Duncan was born about 1300 in Fifeshire, Scotland.  Duncan's father was Duncan MacDuff and his mother was Joan de Clare.  His maternal grandparents were Gilbert I "The Red Earl" De Clare and Alice Brun Lusignan.  He was an only child.


Duncan's family with Mary de Monthermer

‌Duncan and Mary were married in a religious ceremony about 1322 in Fifeshire, Scotland.  They had a daughter named Isabella.

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