Viscount Cataldo di Santa Croce died in World War I, 1914, leaving his heirs Viscountess Maria di Santacroce, Michele di Santacroce, and Rosa di Santacroce. Maria di Santacroce immigrated to Canada in 1952. Her daugther Michele Georgia Diaferia Santacroce immigrated to United States of America in 1979, after marrying Steven Sullivan, grandson of Count Normand de Cailleux. She now resides in Palm Beach, Florida, USA.