Former Owner
- Morris H. Morgan1
- Morris Jastrow, Jr.1
- Muḥammad Dhará1
- Muḥammad Riz̤ā1
- Muḥammad ibn Jaʻfar Yaḥyá1
- Muṣṭafa Ṣidḳī1
- Nicolai Briganti1
- Nicolas Antoine Labbey de Billy1
- Nicolas Moreau1
- Nicolaus de Monte Murro1
- Otto Jahn1
- Peter Ludwig1
- Philip Augustus Hanrott1
- Philippe II de Croÿ1
- Piero Ginori Conti1
- Pierre Tassel1
- Pius VI1
- Prince Augustus Frederick, Duke of Sussex1
- Prospero Caffarelli1
- Raymond Oliver1