Henri Le Tonnelier de Breteuil

Breteuil resided at the Château de Breteuil.^[2] He often invited his friend Marcel Proust, who based the character of Hannibal de Bréauté in In Search of Lost Time on him.^[2] Breteuil commissioned architect Ernest Sanson to design his Hôtel de Breteuil in the 16th arrondissement of Paris, completed in 1892.^[3]

On 3 March 1891, he married the American heiress Marcelite "Lita" Garner,^[4] whose sister Florence Garner married the Scottish socialite Sir William Gordon-Cumming.

Breteuil died in Paris in 1916.^[1]