 His aunt (click here to see a portrait of her by Fedrico de Madrazo y Kuntz, now in the Musée Bonnat, Bayonne) Adeline (1825–1892) was wife to Baron de of Madrid.Another was married to a Duke de Laurito (d.1907).His Cohen great-aunts, who were also his cousins, had married Nathan Mayer Rothschild and Moses Montefiore.