Former Owner
- William Betham2
- William Bingley1
- William Blakiston Bowes1
- William Boyle Gourley1
- William Bragge17
- William Bromley1
- William Burdett-Coutts1
- William C. van Antwerp1
- William Carew Hazlitt1
- William Caxton1
- William Cecil, 1st Baron Burghley2
- William Chmurny22
- William Clarke1
- William Constable2
- William Cumming Wilde1
- William Deys1
- William Douglas-Hamilton, 12th Duke of Hamilton1
- William Draper1
- William E. Moss2
- William Edward David Allen1