Former Owner
- Gascoigne baronets1
- Gaspard Joseph de Servais2
- George Arthur Plimpton1
- George C. Thomas3
- George D. Smith1
- George Dunn3
- George F. Leighton2
- George Robert White1
- George Spencer, 2nd Earl Spencer1
- George Templeton Strong1
- Gerard de Vismé1
- Gerardus de Bois1
- Gertrude Leighton1
- Giacomo Soranzo1
- Gilberte le Gualès de Mézaubran1
- Giovanni Saibanti1
- Giovanni Sforza1
- Giulio Saibante1
- Giuseppe Franchini1
- Guglielmo Libri Carucci dalla Sommaja3