Dirk I (Dietrich) HOLLAND
Dirk I (Dietrich) was born about 0900 in Nordwijk-Binnen, Netherlands.  He died in Egmond-Binnen, Netherlands.

 Gerberga de VERMANDOIS
Gerberga de was born in 0949 in Noodwijk-Bin, Netherlands.  Gerberga de is no longer alive.

 Hildegarde de  HOLLAND
Hildegarde de  was born about 0951 in Zuid Holland, Netherlands.