Former Owner
- Gagārāma1
- Garcia de Loaysa Giron1
- Garsten Abbey1
- Gaṅgārāma1
- Gaṅgārāma Bhaṭṭa1
- George Brudenell, 3rd Earl of Cardigan1
- George Dawson Coleman1
- George Herbert, 4th Earl of Powis1
- George Isted1
- George Sidney Hellman1
- George T. Delacorte Jr.1
- George Templeton Strong1
- George Winter1
- Georgius Ruch1
- Gerard of Csanád1
- Gilhofer & Ranschburg. Lucerne, Suisse1
- Giovanni Angelo Altemps1
- Giovanni Baldovinetti1
- Giovanni Saibanti1
- Giovanni d'Andrea di Nanni Todeschini Piccolomini1