Eustace I, count of Boulogne

Events

Date of Birth: unknown.

Place of Birth: unknown.

Date of Death: 1047.

Place of Death: unknown.

The date is given by Tanner.

Relationships

Father: Baldwin I, count of Boulogne

This relationship is given by Tanner .

Mother: Adelvie (of Gent?)

This relationship is given by Tanner. Tanner notes that, although Duchesne states that Adelvie was the daughter of Arnulf count of Gent and his wife Lietgarde, she has found no proof of this.

Spouse: Matilda of Louvain.

This relationship is given by Tanner and by Andresson.

Children:

(Complete source citations for facts about the children on this page are currently outside of the scope of this project. Most information below comes from Tanner and Cawley.)

Eustace II (died about 1089) married (1) Goda; married (2) Ida of Lotharingia.

Godfrey (died 1095), bishop of Paris.

Lambert, count of Lens (died 1054)

Gerberga married Frederick, duke of Lower Lotharingia.

References

Andressohn, John C. The Ancestry and Life of Godfrey of Bouillon (Indiana University: 1947).

Cawley, Charles. “Eustache (I) de Boulogne” in Medieval Lands: A prosopography of medieval European noble and royal families.

Tanner, Heather J. Families, Friends, and Allies: Boulogne and Politics in Northern France and England c. 879 - 1160. (Brill: 2004).