- Mary, Blessed Virgin, Saint, in the liturgy1
- Mashāriq al-anwār (Ṣaghānī, al-Ḥasan ibn Muḥammad)1
- Masnavis1
- Masnavis, Persian2
- Massachusetts--Williamstown2
- Masses1
- Masses, Unaccompanied1
- Mas̲navī (Jalāl al-Dīn Rūmī, Maulana)1
- Materia medica9
- Materia medica, Vegetable3
- Mathematical recreations1
- Mathematics8
- Mathematics, Arab18
- Mathematics, Greek4
- Maurice, Saint, -approximately 2871
- Mawrid al-ẓamʼān (Kharrāz, Muḥammad ibn Muḥammad)1
- Maximian, Emperor of Rome, approximately 240-3101
- Maximilian I, Holy Roman Emperor, 1459-15191
- Mayan languages1
- Małogoszcz (Poland)1