Former Owner
- Mary Schell Collins1
- Marāṭha, Raṅganātha1
- Matteo Luigi Canonici3
- Mauni, Bālaṃbhaṭa1
- Maximilian Henry of Bavaria1
- Mayer Sulzberger19
- Mazliah Finzi1
- Maḥmūd bin Nāṣir1
- Melk Abbey1
- Michael Krupp1
- Michel Chasles1
- Michel de Léon1
- Michele Amari1
- Mistrie, Sita Ram, Pandit1
- Mohamed. Makiya2
- Monastero di Santo Spirito in Verona1
- Monteles, Avraham de1
- Monteles, Yosef de1
- Moritz Dessauer1
- Moritz Joseph Johann von Dietrichstein1