Former Owner
- Hoepli14
- Horace de Landau2
- House of Bentivoglio1
- House of Colonna1
- House of Sforza2
- House of Strozzi1
- Howard Lehman Goodhart11
- Howel Wills1
- Hôtel Drouot1
- I. I. Middleton1
- Imre De Vegh7
- Ioannis Gennadios1
- Ioannēs Grēgoropoulos1
- Isabella d'Este1
- J. A. Dortmond1
- J. A. Shanley1
- J. Marstili1
- J. Martini1
- J. Meade Falkner1
- Jacob Henry Burn1