House of Dreux

Cadet branch of the House of Capet

de Dreux, de Dreus, de Drocis, de Braine, de Brana, etc.

Cadet Branches
House of Dreux-Brittany
Dukes of Brittany
Issued from Pierre Mauclerc, 2nd son of Robert II, Count of Dreux
House of Dreux-Beu
Viscounts of Beu and Bagneux
Issued from Robert, 2nd son of Robert III, Count of Dreux

Personal Arms
Robert II de Dreux
Count of Dreux and Braine
Arms as depicted on his tomb in Abbey of Braine
Pierre Mauclerc
Duke of Brittany
2nd son of Robert II, Count
of Dreux
Progenitor of the Brittany branch
Jean de Braine
Count of Vienne and Mâcon
4th son of Robert II, Count of Dreux
Seal of 1223
Jean de Braine
Count of Vienne and Mâcon
Seal of 1238
Robert III of Dreux
Count of Dreux
During the lifetime of his father
Robert de Dreux
Lord of Château-du-Loir
2nd son of Robert IV, Count of Dreux