of the Dutch Aristocratic Van Rensselaer and Schuyler families Marquis Filippo Theodoli, Duke of Nemi (1930–1990), owner of the first high-performance luxury yachts company Magnum Marine Corporation Baron Hans Heinrich Thyssen-Bornemisza (1921–2002), noted industrialist and art collector Count Antoine Treuille de Beaulieu (1804–1885), Army General, known for developing the concept of rifled guns in the French Army. Baron Léon van der Elst (1856–1933), Belgian Ambassador and one of King Albert I of Belgium's closest advisers Baron Georg von Ullmann (1922–1972), owner of the German Thoroughbred stud Gestüt Schlenderhan that has had a major impact on the breeding history of Thoroughbreds. Scion of the prominent Oppenheim family Count Mario di Valmarana (1929–2010), architect, owner of the Palladian Villa "La Rotonda" Pierre Van Cortlandt III (1815–1884), New York landowner. Scion of the prominent Van Cortlandt political dynasty whose members include Pierre Van Cortlandt (1721–1814), the first Lieutenant Governor of New York, and Philip Van Cortlandt (1749–1831), a founder of the hereditary Society of the Cincinnati Cornelius Vanderbilt III (1873–1942), general. Member of the prominent Vanderbilt family. Great-great-grandson of the railroad and shipping tycoon Cornelius Vanderbilt (“The Commodore”), one of the richest American in history. Descendant of the famous Dutch corsair Jan Janszoon (1570-1641) Harold Stirling Vanderbilt (1884–1970), railroad executive, yachtsman, bridge player, and a member of the prominent Vanderbilt family. Great-great-grandson of the railroad and shipping tycoon Cornelius Vanderbilt (“The Commodore”), one of the richest American in history. Descendant of the famous Dutch corsair Jan Janszoon (1570-1641) Alexander Van Rensselaer (1850–1933), philanthropist, and professional tennis player and champion. Member of the prominent Van Rensselaer of Dutch Aristocratic origins, whose members include Kiliaen van Rensselaer (1586–1643) one of the founders and directors of the Dutch West India Company and an instrumental figure in the establishment of New Netherland; and Stephen Van Rensselaer III (1764–1839), Governor of New York and Grand Master of the Masonic Grand Lodge of New York and one of the richest people in history (net worth of US$3.1 billion at the time of his death—equivalent to $112.5 billion in 2021) Count Leonardo Vitetti (1894–1973), Permanent Representative of Italy to the United Nations Baron Egon von Vietinghoff-Scheel (1903–1994), German-Swiss painter, author, philosopher and creator of the Egon von Vietinghoff Foundation. He reconstructed the lost painting techniques of the Old Masters, and created some 2.700 paintings Craig Wadsworth (1872–1960), diplomat, steeplechase rider, and member of Theodore Roosevelt's Rough Riders. Grandson of Union