Bligh St. George and Katharine St. George, a member of the U.S. House of Representatives from New York. Her maternal grandmother, Catherine Delano Collier, was the younger sister of Sara Delano Roosevelt, the mother of President Franklin Delano Roosevelt and her great-grandfather was George Fisher Baker, the financier and philanthropist. Her father was the grandson of Robert St George, himself the son of Sir Richard Bligh St George, 2nd Baronet. Before their divorce in August 1940, they were the parents of: Angier "Pony" St. George Duke (1937–2014), who married Mary Ellen Haga in 1973. He was known for infecting Margaret Housen with gonorrhea in 1970. His son, Benjamin Buchanan Duke, married the poker player Annie Duke. Following their divorce, Priscilla married State Senator Allan A. Ryan, Jr. (1903–1981) in 1941. In November 1940, the 26-year-old Duke married the 34-year-old Margaret Screven White immediately after her divorce from J. M. Tuck. Margaret had also been married to Fitzhugh White and was the daughter of Franklin Buchanan Screven, great-granddaughter of Admiral Franklin Screven, commander of the Confederate USS Merrimack, and a descendant of Thomas McKean, a signer of the Declaration of Independence. They divorced in 1952, the same year Duke married Maria-Luisa de Arana of Spain. She was the daughter of Isabella de Zurita and Dario de Arana, and the granddaughter of the 10th Marquis de Campo Real, members of the Basque nobility of Bilbao. His third wife died in a plane crash in 1961. Maria-Luisa Duke (b. 1954), Drexel Dario Duke (b. 1957). In 1962, he married Robin Chandler Lynn (1923–2016), who served as the United States Ambassador to Norway during the Clinton administration. She had previously been married to Jeffrey Lynn, the actor and film producer, and was the daughter of Richard Edgar and Esther Chandler Tippett. They lived together at The River House on 52nd Street in New York City. Robin and Angier remained married until his death in 1995. Angier Biddle Duke, Jr. (b. 1963) Duke died at the age of 79, from being struck by a car while rollerblading. References Duke family 1915 births 1995 deaths Ambassadors of the United States to Denmark Ambassadors of the United States to El Salvador Ambassadors of the United States to Morocco Ambassadors of the United States to Spain New York (state) Republicans New York (state) Democrats United States Foreign Service personnel Chiefs of Protocol of the United States 20th-century American