Dukes of Rauzan Duras Duques de Rauzan Duras Records #3 Holders Family filter On/Off Henri de Chastellux, 2e duke of Rauzan Duras * 1842 Henri Louis de Chastellux, duke of Rauzan Duras * 1786 Olivier de Chastellux, 3e duke of Rauzan Duras * 1878 Corrections and Updates To suggest a correction or an update. Click Here