- Born in 1176
- Deceased on June 11, 1216, at the approximate age of 39 years
Parents
- Baudouin de Hainaut, alias Baudouin Ier de Namur (1150 - 1195), comte de Flandre
- Marguerite de Lorraine, alias Marguerite d'Alsace (1145 - 1194), comtesse de Flandre
Family
- Married with Agnès del Monferrato, alias Agnès de Montferrat ( - 1208)