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
John Jacob Astor Astor correctly predicted New York's rapid growth northward on Manhattan Island, and he purchased more and more land beyond the then-existing city limits. Astor rarely built on his land, but leased it to others for rent and their use. After retiring from his business, Astor spent the rest of his life as a patron of culture. He supported the ornithologist John James Audubon in his studies, art work, and travels, and the presidential campaign of Henry Clay. On September 19, 1785, Astor married Sarah Cox Todd, who died in 1834. Her parents were Scottish immigrants Adam Todd and Sarah Cox.