Former Owner
- Friedrich von Schennis1
- Gabor Fastetics von Tolna1
- Gabriel Michieli1
- Gabriel Wells1
- Garcia de Loaysa Giron1
- Garsten Abbey1
- George Atherton Aitken1
- George Brudenell, 3rd Earl of Cardigan1
- George Herbert, 4th Earl of Powis1
- George Isted1
- George Templeton Strong1
- George Winter1
- Georgius Ruch1
- Gerard of Csanád1
- Giacomo Soranzo1
- Giovanni Angelo Altemps1
- Giovanni d'Andrea di Nanni Todeschini Piccolomini1
- Giuliano Attilio Piovano1
- Grosvenor, Richard1
- Gudrun Wandel1