Willem III de AVESNES, COUNT OF HOLLAND
He married Jeanne de Valois 19 May 1305 at Longpont, Aisne, Picardie, France . Jeanne de Valois was born at of Longpont, Aisne, Picardie, France Abt 1294/95 daughter of Charles I, Prince of France, Count de Valois and Marguerite, Princess of Sicily and Naples .
They were the parents of 9
children:
Sibylla, Countess of Holland
born 1310.
Margaretha, Countess of Holland, Empress of the Holy Roman Empire
born 1311.
Jan, Count of Holland
born Abt 1313.
Philippa, Queen of England, Countess of Holland
born Abt 1314.
Johanna, Countess of Holland, Duchess of Julich
born Abt 1315.
Willem IV, Count of Holland
born Abt 1317.
Agnès, Countess of Holland
born Abt 1320.
Louis Van Holland
born Abt 1325.
Elisabeth (or Isabella) , Countess of Holland
born Abt 1327.
Willem III de Avesnes, Count of Holland died 7 Jun 1337 at Valenciennes, Nord, France .
Jeanne de Valois died 7 Mar 1342 at Fontenelle, Yonne, Bourgogne, France .