- Mary Magdalene, Saint2
- Mary, Blessed Virgin, Saint13
- Mary, Blessed Virgin, Saint, in the liturgy1
- Marāḥ al-arwāḥ (Ibn Masʻūd, Aḥmad ibn ʻAlī)1
- Masjid al-Aqṣá (Jerusalem)1
- Masorah1
- Mass10
- Massachusetts--Boston9
- Massachusetts--Northampton3
- Massachusetts--Wellesley4
- Mathematics, Arab4
- Mawlānāʹzādah, Aḥmad ibn Maḥmūd, active 14th century. Sharḥ Hidāyat al-ḥikmah1
- Maḥzor. Passover1
- Medicine, Arab3
- Medicine, Magic, mystic, and spagiric3
- Medicine, Persian2
- Meditations3
- Mediterranean Sea--Gulf of Kusadasi1
- Menorah1
- Mensural notation9