•
Richard (801-825) ancestor of the House of
Buvinids • Ermenfroi (before 895–919) also count of Vexin and Valois •
Ralph I of Gouy (915-926), also probably Count of Ostervant, from 923 also count of Valois and Vexin, possibly brother-in-law or son-in-law of Ermenfroi (first house of Valois) •
Ralph II of Vexin (Raoul de Cambrai) (926-944), Count of Valois, Amiens and Vexin, son of Ralph I. • Odo of Vermandois (941-944), son of Count
Herbert II of
Vermandois, usurped the county in 941, ejected by royal troops in 944. • Herluin (941-944),
Count of Ponthieu (
House of Montreuil) •
Walter I of Vexin (945-after 992), from 965 Count of Valois, Amiens and Vexin, probably son of Ralph I. •
Walter II of Vexin Le Blanc (before 998-after 1017), Count of Valois, Amiens and Vexin, from 1017 Count of Mantes, son of Walter I. •
Drogo (after 1017–1035), Count of Amiens, Mantes,
Pontoise and Vexin, son of Walter II. •
Walter III (1035-1063), count of Amiens and Vexin, from 1063 titular
count of Maine, son of Drogo •
Ralph IV (1063-1074) Count of Valois, Crépy and
Vitry, from 1063 Count of Amiens and Vexin,
avoué of five abbeys (
Saint-Denis,
Jumièges,
Saint-Wandrille,
Saint-Pierre in Chartres and
Saint-Arnoul in Crépy), son of
Ralph III. •
Simon (1074-1077), died in 1080, Count of Amiens, Valois, Montdidier, Bar-sur-Aube, Vitry and Vexin, son of Ralph IV. In 1077 Simon became a monk and his possessions were distributed. Valois went to his brother-in-law
Herbert IV, Count of Vermandois, Amiens reverted to the French king
Philip I while Vexin was divided between
William,
Duke of Normandy, and the king of France.
Bar-sur-Aube and
Vitry were occupied by
Theobald, Count of Blois. ==
House of Boves ==