Alberic de Coucy
Alberic de was born about 1015 in Coucy,France.  Alberic de is no longer alive.

 Adele de Mantes
Adele de was born about 1016 in Mantes-la-Jolie,Yvelines,Ile-de-France,France.

 Dreux de , Sire de Boves Coucy
Dreux de , Sire de Boves was born about 1032 in Boves,Somme,France.  He died after 1069.