1166. Comte Geoffrey IV de Gâtinais. Born ca 1000 in Gâtinais. Geoffrey IV died on 1 Apr 1046 in Anjou, France.
Geoffrey Ferreol, Count of Château-Landon (1026-1046), Count of Gâtinais.
ca 1035 Geoffrey IV married Ermengarde d’ Anjou (1160) , daughter of Comte Foulques III d’ Anjou (913) (ca 965/970-21 Jun 1040) & Hildegarde (-1 Apr 1050). Born in 1018 in Anjou, France. Ermengarde died on 18 Mar 1076 in Fleury-sur-Ouche, Orne, Normandy.
Ermengarde, also known as Blanche, was murdered at Fleury-sur-Ouche.