- Maqdisī, Muḥammad ibn Aḥmad, -1501 or 15021
- Maqṣūrah (Ibn Durayd, Muḥammad ibn al-Ḥasan)1
- Margarita, de Austria, Queen, consort of Philip III, King of Spain, 1584-16111
- Maria Anna Josefa, Queen, consort of John V, King of Portugal, 1683-17541
- Mariano, Fra1
- Maritime law1
- Marriage (Canon law)1
- Marriage (Canon law)--Dispensations1
- Marriage (Islamic law)1
- Marriage--Religious aspects1
- Marshals1
- Martyrdom1
- Martyrs1
- Mary, Blessed Virgin, Saint1
- Masjid al-Aqṣá (Jerusalem)1
- Masjid al-Ḥarām1
- Materia medica1
- Mathematicians, Arab1
- Mawāqif fī ʻilm al-kalām (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Maydūmī, Muḥammad ibn Muḥammad, -13531