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Male Guillaume IV De Ponthieu Count Click to view Guillaume IV De Ponthieu Count in the family tree

Guillaume IV was born in 1179.  Guillaume IV's father was Jean I De Ponthieu Count and his mother was Beatrice De St. Pol.  His paternal grandparents were Guy I De Ponthieu Count and Ida; his maternal grandparents were Anselme De St. Pol Count and Eustace Of Champagne. He had a sister named Adele.  He died at the age of 42 in 1221.

Family Details of Guillaume IV's family with Alice Of France

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Logiciel d'arbre généalogique.



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