Boniface de Castellane French diplomat (1897-1946) (1897–1946) Parents Anna Gould Boni de Castellane Children Marie Louise Jacqueline Elizabeth de Castellane Raymonde de Castellane Pauline Béatrix Yvonne Hélène Florinda de Castellane Siblings Georges de Castellane Helen Violette de Talleyrand-Périgord Howard de Talleyrand-Périgord, 5th Duke of Sagan Jason de Castellane Partners Yvonne Patenôtre