William Astor

William Astor may refer to:

• William Backhouse Astor Sr. (1792–1875), American businessman and member of the Astor family
• William Backhouse Astor Jr. (1829–1892), American businessman and son of the above
• William Waldorf Astor (1848–1919), American-born English politician and nephew of the above
• William Astor, 3rd Viscount Astor (1907–1966), English politician and grandson of the above
• William Astor, 4th Viscount Astor (born 1951), English politician and son of the above

1. William Astor, 3rd Viscount Astor
2. William Astor, 4th Viscount Astor
3. William Waldorf Astor
4. Astor family
5. William Backhouse Astor Jr.
6. William Backhouse Astor Sr.
7. John Jacob Astor IV
8. John Jacob Astor VI
9. Caroline Schermerhorn Astor
10. Bronwen Astor, Viscountess Astor
11. Viscount Astor
12. Madeleine Astor
13. Waldorf Astor, 2nd Viscount Astor
14. Annabel Astor, Viscountess Astor
15. Vincent Astor
16. Beechwood (Astor mansion)
17. Sarah Baring
18. John Jacob Astor III
19. Well he would, wouldn't he?
20. Jakie Astor