Raoul of Coucy & Marle
Raoul of Coucy & Marle was born about 1129 in Boves, Somme, France.  He died  due to battle casualty on November 11th, 1191 in Acre. Palestine.

 Agnes of Hainault
Agnes of Hainault was born about 1142 in , Hainaut, Belgium.  She died before 1174.

 Yolandeof Coucy
Yolandeof Coucy was born about 1164 in Boves, Somme, France.  She was buried in Abbaye de Braine, Aisne, France.