Former Owner
- George D. Smith1
- 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
- Guilberto Broulin1
- Guilelmus Laing1
- Guillemette Bezard1
- Habert du Berry d'Artois family1
- Hagop Kevorkian1
- Hagop Kevorkian Fund1
- Hans Albrecht von Derschau1