Former Owner
- Mohamed. Makiya2
- Mohammed bin Hamed bu Osman1
- Monastero di Santo Spirito in Verona1
- Monastery at San Gregorio al Celio1
- Monteles, Avraham de1
- Monteles, Yosef de1
- Morell Thurston1
- Moritz Dessauer1
- Moritz Joseph Johann von Dietrichstein1
- Morris Harold Saffron1
- Morris Jastrow, Jr.18
- Mortimer Frank1
- Morton Parker Eden1
- Morton Scott Enslin1
- Moses Shapira1
- Moḍaka, Vināyaka1
- Mr. Hals1
- Muhammed Ali Khan Wallajah1
- Mullā ʻAbbās Zīvarī1
- Mushtaq Ali Khan I of Rampur1