John Jacob Astor IV Alida Rebecca Armstrong, Astor was also a great-grandson of Senator John Armstrong, Jr. and Alida Livingston of the Livingston family. His maternal grandparents were Abraham Schermerhorn, a wealthy merchant, and socialite Helen Van Courtlandt White. He was also a nephew of financier and philanthropist John Jacob Astor III, and grandnephew of occasional poet John Jacob Astor, Jr. His sister Helen's husband was diplomat James Roosevelt "Rosey" Roosevelt, half-brother of President Franklin Delano Roosevelt of the Roosevelt family. Another sister, Carrie, a noted philanthropist, was the wife of Marshall Orme Wilson (brother of banker Richard Thornton Wilson, Jr. and socialite Grace
William Astor, 4th Viscount Astor William Astor, 4th Viscount Astor William Waldorf Astor III, 4th Viscount Astor (born 27 December 1951) is an English businessman and politician who sits as a Conservative hereditary Lord Temporal in the House of Lords. He is a member of the Astor family known for its prominence in business, society, and politics in both the United States and the United Kingdom. William Waldorf III is the son of William Astor, 3rd Viscount Astor (1907–1966) and Sarah Kathleen Elinor Norton (1920–2013). From his father's later marriages, he has three younger half-sisters: Emily (born 1956), Janet (born 1961), and Pauline (born 1964).