Winthrop Williams Aldrich GBE (November 2, 1885 – February 25, 1974)[1] was an American banker and financier, scion of a prominent and powerful political family, and U.S.

[7] Guests at their wedding included "representatives of the Astor, Fish, Harriman, Rockefeller, Crocker, Webb, Rhinelander, Cutting, Vanderbilt, Bacon and other well-known families.

As a yachtsman he was navigator, under skipper Harold S. Vanderbilt, of the 1930 America's Cup J Class defender Enterprise.

[1] In 1947, he was appointed an honorary Knight Grand Cross of the Order of the British Empire by King George VI.

[19] This entitled him to use the postnominal letters GBE, but not to the prenominal title "Sir" as he was not a British subject.

He was a member of the New York Young Republican Club[21] and the exclusive and prestigious Pilgrims Society.