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Male Eustace IV Count of Boulogne Click to view Eustace IV Count of Boulogne in the family tree

Eustace IV Count of was born about 1120 in Blois, Loir-et-Cher, Orleanais/Centre, France.  Eustace IV Count of's father was Stephen I de Blois King of England and his mother was Matilda Countess of Boulogne. He had a brother and a sister, named William de and Mary de. He had a half-sister named Sibylla.  He died on August 10th, 1153 in Boulogne-sur-Mer, Pas-de-Calais, France (dvp).


Eustace IV Count of's first family with Constance Princess of France

‌Eustace IV Count of and Constance Princess of were married in a religious ceremony.


Eustace IV Count of's second family

‌Eustace IV Count of were married in a religious ceremony in No Marriage.  He had a biological daughter named Eustachie de.

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