Former Owner
- W.H.H. Newman (Buffalo)1
- Walter John Bruce Richards1
- Walter Romeyn Benjamin1
- Walter T. Wallace1
- Walter Thomas Wallace1
- Walter Van Rensselaer Berry1
- Walter Wehle Naumburg1
- Wasservas1
- Waters S. Davis1
- Weingarten Abbey1
- Weiss & Co.1
- Wentworth Woodhouse1
- Werner Jaeger1
- Whitby Abbey1
- Willett Lawrence Adye1
- William Babthorpe1
- William Beckford1
- William Boyle Gourley1
- William Bromley1
- William Burdett-Coutts1