Warren Delano IV[a] (July 11, 1852 – September 9, 1920)[3][4] was an American horseman and coal tycoon.

[8] Reportedly, Laura was the favorite granddaughter of John Jacob Astor, the founding family patriarch who was America's first millionaire.

[15] He also founded Vintondale, Pennsylvania in Cambria County, and served as the President of Vinton Colliery Company and mayor of the town.

[17] Together, they lived in Orange, New Jersey, then New York City, before moving to Rhinebeck-on-Hudson, and were the parents of seven children, five of whom survived to adulthood, one son and four daughters: On September 9, 1920, Delano was killed when the horse he was riding frightened by an approaching New York Central train, dashed onto the tracks at Barrytown, killing him instantly.

[33] His funeral was held at Steen Valetje in Barrytown and was attended by his nephew Franklin, then the Democratic vice presidential candidate.