Background
He is the son of Baron Philippe-Louis and of Marie-Louise della Faille.
He is the son of Baron Philippe-Louis and of Marie-Louise della Faille.
She was the daughter of count Désiré-Thimoléon of Cossé-Brissac (son of the duke of Brissac). And of Anne-Charlotte de Montmorency-Tancarville, Princess of Robech (daughter of the Prince of Montmorency and of Tancarville). They had only one son:.