- Mnemonics1
- Monastic and religious life--Early church1
- Monasticism and religious orders for women1
- Moneylenders1
- Montmorency family1
- More, Thomas, Saint, 1478-15351
- Morelli, Lorenzo Matteo, active 1480-14811
- Mugiello (Italy)1
- Mukhtaṣar fī al-fiqh ʻalá madhhab al-Shāfiʻī (Abū Shujāʻ al-Iṣfahānī, Aḥmad ibn al-Ḥusayn)1
- Muqniʻ fī ʻilm al-jabr wa-al-muqābalah (Ibn al-Hāʼim, Aḥmad ibn Muḥammad)1
- Music, Greek and Roman1
- Muslim women--Conduct of life1
- Muslims--Conduct of life1
- Muzaffarids1
- Muñiz de Orellana, Francisco1
- Muñiz, Gonzalo1
- Muḥammad, Prophet, -632--Biography--History and criticism1
- Mysticism--Islam1
- Mysticism--Middle Ages1
- Mythology, Classical1