Former Owner
- Gonthaut-Saint-Blanchard family1
- Gotha Research Library1
- Great St. Martin Church1
- Grenville Kane1
- Guilelmus Laing1
- H. Charles Barnston1
- Habert du Berry d'Artois family1
- Hans Albrecht von Derschau1
- Harold Baillie Weaver1
- Harvard University1
- Heinrich Eisemann1
- Heinrich Jantsch1
- Hellmut Albert Feisenberger1
- Helmut Beck1
- Hendrik Herp1
- Henri Auguste Brölemann1
- Henry Broadley1
- Henry Danby Seymour1
- Henry Gee Barnard1
- Henry M. Fisher1