Prince del Drago

He was the fourth son of Don Filippo Massimiliano del Drago, Prince of Mazzano and Antuni [it] and thus the second cousin of Cardinal Giovanni Battista Casali del Drago.

On his mother's side, he was a grandson of Queen Maria Christina of Spain and her second husband, Agustín Fernando Muñoz.

He married Emma dei Conti Lucich on 12 October 1887 in Rome.

Their son, Don Marcello dei Principi del Drago, Marchese di Riofreddo, was the Chief of Staff of the Italian Ministry of Foreign Affairs from 1940 to 1943 and later the Ambassador to Sweden and Japan.

[2][3] Giovanni moved to New York in 1901,[4] and married Mrs. Josephine Schmid née Kleiner, the wealthy widow of August Schmid, the owner of Lion Brewery and much New York City real estate, on 22 May 1909.