Former Owner
- Godefroy Honore1
- Goodspeed's Book Shop1
- Guglielmo Libri Carucci dalla Sommaja1
- Hans P. Kraus1
- Harold Baillie Weaver1
- Harry Peach1
- Heathcote William Garrod1
- Henri Schiller1
- Henry Cestole1
- Henry Charles Lea1
- Henry Ellis Allen1
- Henry Yates Thompson1
- Herbert Reichner1
- Heribert Tenschert1
- Hobart M. Lovett1
- Homer Lewis Bartlett1
- House of Rucellai1
- House of Venier1
- Howel Wills1
- Hucks Gibbs, 1st Baron Aldenham1