- Maqṣūrah (Ibn Durayd, Muḥammad ibn al-Ḥasan)1
- Margaret, of Antioch, Saint1
- Marriage1
- Marriage (Canon law)1
- Marriage (Roman law)1
- Marriage customs and rites, Medieval1
- Marriage--Annulment (Islamic law)1
- Martino, Vanni di1
- Martyrologies1
- Mashāriq al-anwār (Ṣaghānī, al-Ḥasan ibn Muḥammad)1
- Masorah1
- Materia medica1
- Materia medica, Animal1
- Materia medica, Vegetable1
- Maydūmī, Muḥammad ibn Muḥammad, -13531
- Maḥzor. Yom Kippur1
- Medici, Bernardo d'Alamanno de'1
- Medicine, Ancient1
- Meditations1
- Menorah1