- Born in 1065
- Deceased on April 2, 1118, at the approximate age of 52 years
- Burial in Jerusalem
Parents
- Eustache II de Boulogne, Eustache aux Gernons ( - 1087), comte de Boulogne
- Ide (Wigéricides), Bienheureuse Ide de Boulogne (1040 - 1113)
Family
- Married with Godehilde de Tosny ( - 1097), without issue.
- Married with Adélaïde del Vasto, Adélaïde de Montferrat (c. 1075 - 1118), without issue.
- Married with Arda d'Arménie
- Married with Alix de Bourlé
Occupations
- chef de la première croisade