- Muqniʻah (Mufīd, Muḥammad ibn Muḥammad)3
- Murad IV, Sultan of the Turks, 1612-16401
- Murtola, Gaspare, -16241
- Music22
- Music theory3
- Musical notation2
- Muslim martyrs3
- Muslim pilgrims and pilgrimages1
- Muslim saints1
- Muslim scholars10
- Muslims2
- Muslims--Conduct of life25
- Muʼayyad Billāh, Muḥammad ibn Ismāʻīl, 1634 or 1635-1686. Lubb al-Asās1
- Muḥammad, Prophet, -63241
- Muḥaqqiq al-Thānī, ʻAlī ibn al-Ḥusayn, 1463 or 1464-1533 or 1534. Jaʻfarīyah fī aḥkām al-ṣalāh1
- Muḥtasib2
- Muṭarrizī, Nāṣir ibn ʻAbd al-Sayyid, 1144-1213. Miṣbāḥ fī al-naḥw16
- Muṭawwal (Taftāzānī, Masʻūd ibn ʻUmar)16
- Mysticism--Islam4
- Mysticism--Judaism3