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Male Jean I de PONTHIEU Click to view Jean I de PONTHIEU in the family tree

Jean I de was born about 1264.  Jean I de's father was Fernando de Castilla-Ponthieu and his mother was Laure De MONTFORT DAME D' ESPERNON.  His paternal grandparents were Alfonso X "El Sabio" Rey de Castilla and Violante (Yolande) of Aragon; his maternal grandparents were Amaury VI (IV) MONTFORT and Beatrix De BOURGOGNE-VIENNOIS.  He was an only child.


Jean I de's family with Ida de Meullert

They had a son named Jean II De.

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