The counts descended from Nibelung, son of Childebrand, son of Pepin of Heristal. (Frank)
– c.800 Nibelung I, also Nivelon or Nebelon
– c.840 Nibelung II, son
– c.860 Waleran I, son, also Galeran
– c.900-c.923 Nibelung III,son
– c.923-956 Waleran II, son, also count of Amiens in right of his wife Adela, married 923
– 956-987 Walter I, also count of Valois and Amiens=Adele De Dreux (abt 924)
– 987-1035 Walter II (abt.944) the White, also count of Valois and Amiens=Adele De Senlis (abt. 944)-father Pepin II-Count of Valois
– 1027-1035 Drogo, also count of Valois and Amiens=Goda-father Ethelred the Unready, King of England
The Vixen is an area along the Seine River from Paris to Rouen. It includes such towns as Dreux, Tosny, and Mantes.