Former Owner
- Moses Shapira1
- Mrs. Turnbull1
- Muḥammad ʻAbduh1
- Muḥammad ʻĀrif Bīr Miʻmārān1
- Nancy McGrath1
- Nathan Comfort Starr1
- Naʻīm1
- Nell Wheeler1
- New York Academy of Medicine2
- Nicholas B. Scheetz2
- Nicholas Chevalier1
- Nicholas Herry1
- Notre-Dame de Macourt monastery1
- O. A. Bump1
- Oliver Henry Perkins1
- Oliver R. Barrett1
- Oswald Carl Friedrich von Seilern und Aspang1
- Otto Ege48
- Otto Haas1
- Otto Orren Fisher1