Former Owner
- Gladbach Abbey1
- Gladys Freeman1
- Godajośī Dhātoṇḍa1
- Gonthaut-Saint-Blanchard family1
- Gordon A. Block Junior1
- Gordon Adamson1
- Great St. Martin Church1
- Grenville Kane2
- Groenendael Priory1
- Grosvenor, Richard1
- Gudrun Wandel1
- Guglielmo Libri Carucci dalla Sommaja8
- Guilielmus van Hamme1
- Gundulf1
- H. Bayle1
- H. Charles Barnston1
- H. P. Kraus (firm)6
- Hagop Kevorkian Fund1
- Hamon Styleman Le Strange1
- Hans P. Kraus1