Louis Gordon Hamersley

Louis Gordon Hamersley (July 20, 1892 – June 2, 1942) and Margaret Willing (née Chisolm) Hamersley (1863–1904). His only surviving sibling, Catherine Livingston Hamersley, married Samuel Neilson Hinckley, and, after their 1921 divorce, Henry Coleman Drayton, a grandson of Caroline and William Backhouse Astor Jr.

His paternal grandparents were Col. John William Hamersley and the former Catherine Livingston Hooker. Among his extended family were aunts Helen (wife of New York State Assemblyman Charles D. Stickney); Virginia (wife of Cortlandt de Peyster Field, son of Benjamin Hazard Field), and Catherine (wife of John H. Livingston). Through his father, he was a direct descendant of Sir Hugh Hamersley, a 17th-century merchant who was Lord Mayor of London, and Robert Livingston the Elder, the Scottish immigrant who was granted the Livingston Manor by royal charter. His maternal grandparents were William Edings Chisolm and the former Mary Ann Rogers, a niece of William Augustus Muhlenberg.

Hamersley attended St. Mark's School in Southborough, Massachusetts, and graduated from Harvard University in 1916 where he was one of the editors of the Lampoon. Prior to his maturity, the Chemical National Bank managed the Hamersley estate. From 1937 to 1940, he served as president of the First Avenue Association and managed his large real estate empire out of 70 Pine Street in Manhattan. He expanded his estate, acquiring several farms to the north, and Maizeland on Cruger's Island in 1920, eventually owning what was described at one time as the second largest in Dutchess County. the daughter of Elizabeth (née Wynkoop) Morris stock broker Stuyvesant Fish Morris Jr. and granddaughter Stuyvesant Fish Morris and Elly (née Van Buren) Morris (granddaughter of President Martin Van Buren). Together, they had residences in Southampton on Long Island, in Palm Beach in Florida, and at 1030 Fifth Avenue in Manhattan, and were the parents of one daughter and three sons:

Louis Gordon Hamersley Jr. (1928–2008) Stuyvesant Morris Hamersley (1932–2014) Hilles Elizabeth Hamersley (1935–2014) James Hooker Hamersley II (1937–1999), a writer, photographer and pilot.

After a brief illness, he died on June 2, 1942, at Southampton and was buried at Trinity Church Cemetery in Manhattan. After his death, his widow remarried, and was widowed from George Leslie Bartlett and Robert C. L. Timpson, managing partner of W. E. Hutton & Co.