Former Owner
- Homer D. Crotty1
- Horst-Joachim Unverfähr1
- House of Bentivoglio1
- House of Colonna1
- House of Rucellai1
- House of Sforza1
- House of Strozzi1
- Howard Mayer Brown1
- Hubert Palmer Greville1
- Hudson Gurney1
- Hugh Daubeney1
- Hugh Roberts1
- Hôtel Drouot1
- I. I. Zur-Mühlen1
- Ibrāhīmʹzādah Ismāʻīl Z̲ihnī1
- Ilyās ibn Yūsuf Nāʻimat1
- Irvine Masson1
- Isaac ha-Rofe ben Moses ibn Elezar1
- Ismāʻīl ibn Pīr Muḥammad Sarūrī1
- Ismāʻīl ibn al-Ḥājj ʻĪsá Jurayj al-Muhannā1