Geoffrey II "Ferreol" DE CHÂTEAU-LANDON , Count of Gâtinais

  General Notes:

https://en.wikipedia.org/wiki/Geoffrey_II,_Count_of_G%C3%A2tinais
Geoffrey II, de Château-Landon (died 1043 or 1046) was the Count of Gâtinais. He was the son of Hugues du Perche, Count of Gâtinais, by Béatrice de Mâcon, the daughter of Aubry II de Mâcon. About 1035 he married Ermengarde of Anjou, Duchess of Burgundy, daughter of Fulk III, Count of Anjou. After Geoffrey's death she married secondly Robert I, Duke of Burgundy.

Geoffrey married Ermengarde OF ANJOU , Duchess of Burgundy, daughter of Foulques III "Nerra" D'ANJOU , Comte d'Anjou and Hildegarde DE LOTHARINGIE , de Sundgau, about 1035. (Ermengarde OF ANJOU , Duchess of Burgundy was born in 1018 in Angers, Maine-et-Loire, France and died on 18 Mar 1076 in Fleurey-sur-Ouche, Bourgogne, France.)