1. | Geoffrey II de Château-Landon, Count of Gâtinais died in died 1043 or 1046. Geoffrey married Ermangarde of Anjou, Duchess of Burgundy. Ermangarde (daughter of Fulk III "The Black", Count of Anjou and Hildegarde de Sundgau) was born about 1018; died on 18 Mar 1076. [Group Sheet] Children:
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