DeLancey Astor Kane the mother of Peter Augustus Jay), and Sybil Kent Kane. He was the grandson of Walter Langdon and Dorothea (née Astor) Langdon and the great-grandson of John Jacob Astor. He was a cousin of Lt. Col. John Jacob Astor IV. His paternal lineage descended from John O'Kane who emigrated to the country in 1752 from County Londonderry and Antrim, Ireland. During the American Revolutionary War, O'Kane (who dropped the "'O" once in America) was living at Sharyvogne, his estate in Dutchess County, which was confiscated after the War due to his Loyalist times. His eldest son, John Jr., stayed and
Brooke Astor with her associate Billy Baldwin, decorated the Marshalls' apartment at 1 Gracie Square in New York City. In October 1953, 11 months after Charles Marshall's death, she married her third and final husband, William Vincent Astor (1891–1959), the chairman of the board of "Newsweek" magazine and the last notably rich American member of the famous Astor family. Vincent was the son of "RMS Titanic" victim John Jacob "Jack" Astor IV (1864–1912) and socialite Ava Lowle Willing (1868–1958), he had been married and divorced twice before, was childless, and was known to have a difficult personality. "He had a dreadful childhood,