Nicolas "Plukiel" Seigneur de AVESNES
He married Mathilde Countess de la Roche . Mathilde Countess de la Roche was born at of La Roche-en-Ardennes, Luxembourg, Belgium Abt 1133 daughter of Henri I Comte de La Roche and Mathilde de Limbourg .
They were the parents of 5
children:
Jacques dè Avesnes
born Abt 1155.
Ida de Avesnes
born Abt 1157.
Fastré de Avesnes
born Abt 1159.
Miss de Avesnes
born Abt 1161.
Radulph de Avesnes
born Abt 1163.
Nicolas "Plukiel" Seigneur de Avesnes died 1169/70 .