- Matsliaḥ, ha-Kohen, 12th century2
- Maurice, Saint, -approximately 2872
- Maḥzor. High Holidays2
- Medici, Alessandro de', 1510-15372
- Menologion (Orthodox Eastern Church)2
- Messiah--Judaism2
- Meteorologica (Aristotle)2
- Mezuzah2
- Middle East--Jerusalem--Temple Mount2
- Midrash rabbah. Genesis2
- Miftāḥ al-ʻulūm (Sakkākī, Yūsuf ibn Abī Bakr)2
- Military history, Medieval2
- Mirʼāt al-uṣūl (Hüsrev, Molla)2
- Mishnah. Eruvin2
- Mishnah. Ketubbot2
- Monarchy2
- Monastic and religious life--Middle Ages2
- Months2
- More, Thomas, Saint, 1478-15352
- Mosques (Islamic law)2