Former Owner
- George Templeton Strong1
- George Winter1
- Georgius Ruch1
- Gerard of Csanád1
- Giacomo Soranzo2
- Giannalisa Feltrinelli2
- Gift of Joseph Hopkins to Fordham University,1961.1
- Gilhofer & Ranschburg. Lucerne, Suisse1
- Giovanni Angelo Altemps2
- Giovanni Baldovinetti1
- Giovanni Saibanti1
- Giovanni d'Andrea di Nanni Todeschini Piccolomini1
- Giovanni de Marco1
- Girard Dupeireux1
- Giuliano Attilio Piovano1
- Giuseppe Martini12
- Godajośī Dhātoṇḍa1
- Goldman, Yosef2
- Gordon A. Block Junior5
- Grenville Kane1