Captain Alexander John Marshall Tuck MC (September 6, 1892 – March 18, 1955) was an American soldier and businessman who was prominent in society.
[12] He was promoted to Brigade major and general staff officer of Field Marshal Lord Byng's Third Army in France.
[13] In the early 1920s, Tuck represented "American manufacturing interests abroad" and was conducting his business on the Place Vendôme in Paris.
The bride's brother, Franklin B. Screven, was her attendant, and Tuck's best man was Rufus L. Patterson (founder of American Machine and Foundry).
[25] A few hours after obtaining a divorce in Reno, Nevada from Tuck, Margaret married diplomat Angier Biddle Duke in November 1940.
[26] In 1942, while living in Tuxedo Park, New York, Tuck married Princess Donna Christiana (née Torlonia) Lord at the home of the bride's uncle and aunt at 25 Sutton Place, in 1942.
[13] Donna Christiana, the former wife of Daniel Lord, was a daughter of Marino Torlonia, 4th Prince of Civitella-Cesi and the American heiress Mary Elsie Moore.