Patron of Louis-François Rolandeau.
Son of Pierre-Paul, marquis d’Ossun, the French ambassador to Spain, and Marie-Anne Gaillard de la Bouexière, marquise d’Ossun. Married Geneviève de Gramont in 1766.
Patron of Louis-François Rolandeau.
Son of Pierre-Paul, marquis d’Ossun, the French ambassador to Spain, and Marie-Anne Gaillard de la Bouexière, marquise d’Ossun. Married Geneviève de Gramont in 1766.