Caroline Webster "Lina" Schermerhorn Astor (September 22, 1830 – October 30, 1908) was an American socialite who led the Four Hundred, high society of New York City in the Gilded Age. Referred to later in life as "the Mrs. Astor" or simply "Mrs. Astor", she was the wife of yachtsman William Backhouse Astor Jr. They had five children, including Colonel John Jacob Astor IV, who perished on the RMS Titanic. Through her marriage, she was a member of the Astor family and matriarch of the American Astors.
