Former Owner
- Frederick North, 5th Earl of Guilford9
- G. Heilbrun1
- Gabor Fastetics von Tolna1
- Gabriel Michieli1
- Gabriel Wells1
- Georg Kloss2
- George Arthur Plimpton27
- George Dunn3
- George Goyder1
- George Parker, 2nd Earl of Macclesfield1
- George Spencer-Churchill, 5th Duke of Marlborough1
- George T. Delacorte Jr.1
- George Templeton Strong1
- George Venables-Vernon, 5th Baron Vernon1
- Georges Gendreau1
- Gerard Meerman1
- Giacomo Soranzo3
- Giannalisa Feltrinelli2
- Gilbert Ireland Blackburne1
- Giovanni Angelo Altemps1