VIII Baldwin
VIII was born in 1088 in Hainault, France.  He died at the age of 32 in 1120.

 Yolande von Wassenberg
Yolande was born in 1089 in Wassenberg, Rhineland, Prussia.

 Baldwin IX "Le Batisseur"
Baldwin IX "Le was born in 1108 in Mons, Hainault, Belgium.  He died at the age of 63 in 1171.

 Richilde De Hainault
Richilde was born about 1111.

 Ida Gertrude of Hainaut
Ida Gertrude of was born about 1113 in Hainault, Flanders, Belgium.