Former Owner
- Vittorio Forti1
- W. F. Olis1
- W. H. Allen & Co.1
- W. J. Gilbert3
- W. Norman Brown1
- Walter Paul Havens2
- Walter Sneyd4
- Walter Thomas Wallace1
- Walter Wehle Naumburg1
- Ward Murphey Canaday2
- Warren C. Crane2
- Wentworth Woodhouse1
- Wilfrid Voynich2
- William Augustus White2
- William Bateman2
- William Beckford1
- William Betham1
- William Boyle Gourley1
- William Bragge6
- William Burdett-Coutts1