- Manuscripts, Persian138
- Manuscripts, Renaissance19
- Manuscripts, Sanskrit4
- Manuscripts, Spanish5
- Manuscripts, Thai1
- Manuscripts, Turkish67
- Manuscripts, Urdu2
- Margaret, of Antioch, Saint2
- Marriage (Islamic law)1
- Mary, Blessed Virgin, Saint6
- Mashāriq al-anwār (Ṣaghānī, al-Ḥasan ibn Muḥammad)1
- Masnavis2
- Masnavis, Persian1
- Masnavis, Turkish1
- Mass7
- Massachusetts--Wellesley3
- Massachusetts--Williamstown5
- Materia medica1
- Mathal al-sāʼir fī adab al-kātib wa-al-shāʻir (Ibn al-Athīr, Ḍiyāʼ al-Dīn Naṣr Allāh ibn Muḥammad)1
- Mathematics, Arab2