Former Owner
- William Pickering1
- William Pownall1
- William Ralph Inge1
- William Roscoe1
- William Stuart1
- William Targ1
- William Thynne1
- William Tracy1
- William Trench1
- William Wadden Turner1
- William Wentworth-Fitzwilliam, 7th Earl Fitzwilliam1
- William Wix1
- William Wynham1
- Willie Wilde1
- Winslow Lewis1
- Wolfgang G. Scholz1
- Wolfgang Sigismund, Graf von Gallenberg1
- Wolfgang Täxer1
- Wolfman, Wm1
- Woodward-Ruth Collection1