Former Owner
- William Bromley1
- William Burdett-Coutts1
- William Carew Hazlitt1
- William Cecil, 1st Baron Burghley2
- William Chmurny22
- William Clarke1
- William Constable2
- William Deys1
- William Draper1
- William E. Moss2
- William E. S. (William Edward Seaver) Whitman1
- William Edward David Allen1
- William Ely1
- William Emery Nickerson1
- William Ewart Gladstone1
- William F. Fratcher1
- William Foyle5
- William G. Kelso1
- William George Leigh Wasey1
- William Gibbons Medlicott4