Guillaume V (III) , "the Grand" Duke of AQUITAINE, COUNT OF POITIERS
He married Agnès Countess of Burgundy Bef Mar 1018 at France . Agnès Countess of Burgundy was born at of Bourgogne Abt 987 daughter of Otto Guillaume Count of Burgundy, King of Lombard and Ermentrude (Irmtrude) Countess of Rheims .
They were the parents of 2
children:
Agnès Princess of Aquitaine
born Abt 1020.
Guillaume VIII (Guy Geoffroy) , Duke of Aquitaine
born Abt 1026.
Guillaume V (III) , "the Grand" Duke of Aquitaine, Count of Poitiers died 31 Jan 1030 at France .
Agnès Countess of Burgundy died 10 Nov 1068 .