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Male John De Brienne Click to view John De Brienne in the family tree

John was born in 1230.  John's father was John I De Brienne and his mother was Berengaria Princess Of Leon And Castile.  His paternal grandfather was Erard II De Brienne and his paternal grandmother is Agnes De Montfaucon; his maternal grandparents were Alfonso VIII King of Castile and Berenguela Queen Of Castile.  He was an only child.  He died at the age of 66 in 1296.


John's family with Mary De Courcy

They had a daughter named Blanche Of.

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