William Backhouse Astor was born 12 July 1829 in Manhattan, New York, United States to William Backhouse Astor (1792-1875) and Margaret Alida Rebecca Armstrong (1800-1872) and died 25 April 1892 Paris, Île-de-France, France of aneurysm. He married Caroline Webster Schermerhorn (1830-1908) 20 September 1853 in New York City, New York, United States.

Astor's elder brother financier and philanthropist John Jacob Astor III became head of the English line of Astors, and William Jr. was head of the male American line of Astors with his wife, Caroline Schermerhorn Astor, serving as the head of New York society during the Gilded Age.


Offspring of William Backhouse Astor and Caroline Webster Schermerhorn (1830-1908)
Name Birth Death Joined with
Emily Astor (1854-1881) 16 June 1854 New York City, New York, United States 21 November 1881 Newport, Newport County, Rhode Island, United States James John Van Alen (1846-1923)
Helen Schermerhorn Astor (1855-1893) 27 November 1858 New York City, New York, United States 12 November 1893 Chelsea, Greater London, England, United Kingdom James Roosevelt Roosevelt (1854-1927)
Charlotte Augusta Astor (1858-1920)
Caroline Schermerhorn Astor (1861-1948)
John Jacob Astor (1864-1912) 13 July 1864 Rhinebeck, New York, United States 15 April 1912 Ava Lowle Willing (1868-1958) Ava Lowle Willing (1868-1958) Madeleine Talmage Force (1893-1940)

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