Former Owner
- House of Rucellai1
- House of Sforza1
- House of Strozzi1
- Howard Lehman Goodhart1
- Howard Mayer Brown1
- Hubert Palmer Greville1
- Hudson Gurney1
- Hugh Roberts1
- Hugo Philipp Waldbott-Bassenheim1
- Ibrāhīmʹzādah Ismāʻīl Z̲ihnī1
- Imam Shamil1
- Irvine Masson1
- Isaac ha-Rofe ben Moses ibn Elezar1
- Ismāʻīl ibn Pīr Muḥammad Sarūrī1
- J. A. Dortmond1
- J. E. Schulte1
- J. Martini1
- J. Thomson1
- J.J. Middleton1
- Jacob Henry Burn1