1450. Geoffrey de Perche Comte de Mortagne. Born ca 1035 in Perche, Normandy. Geoffrey died in Oct 1100.
Geoffroy, Count of Mortagne and of Perche.
Geoffrey married Beatrix de Montdidier (1285) , daughter of Comte Hulduin III de Montdidier & Roucy (-ca 1063) & Alix de Roucy (1021) (-1052). Born ca 1040 in Montdidier. Beatrix died aft 2 Sep 1129.