Former Owner
- George Chalmers1
- George Dunn4
- George Mason1
- George Watson-Taylor1
- Gerard Meerman3
- Gerard of Csanád1
- Giacomo Eugenio De Levis1
- Giampietro Campana1
- Giovan Pietro Arrivabene1
- Giovanni Saibanti1
- Giuseppe Martini2
- Giusto Venier1
- Gladbach Abbey1
- Guglielmo Libri Carucci dalla Sommaja16
- Gundulf1
- H. P. Kraus (firm)2,199
- Hampton L. Carson2
- Hans Albrecht von Derschau2
- Harold Baillie Weaver2
- Harrison Horblit3