Former Owner
- William Augustus White11
- William Babthorpe1
- William Bateman3
- William Beckford1
- William Betham1
- William Blakiston Bowes1
- William Boyle Gourley1
- William Bragge16
- William Burdett-Coutts1
- William C. van Antwerp1
- William Caxton1
- William Cecil, 1st Baron Burghley2
- William Clarke1
- William Cumming Wilde1
- William Deys1
- William Douglas-Hamilton, 12th Duke of Hamilton1
- William Draper1
- William E. Moss2
- William Edward David Allen1
- William Ely1