- Manuscripts, Church Slavic1
- Manuscripts, English (Middle)1
- Manuscripts, Oriental1
- Manuscripts, Samaritan1
- Manuscripts, Spanish1
- Maqamah, Hebrew1
- Maronite rite (Catholic Church)1
- Maronite rite (Catholic Church)--Liturgy1
- Marriage (Jewish law)1
- Marriage service (Judaism)1
- Mass (Music)1
- Maurice, Saint, -approximately 2871
- Maḥzor. High Holidays1
- Maḥzor. Passover1
- Maḥzor. Sukkot1
- Medea, consort of Aegeus, King of Athens (Mythological character)1
- Meditations1
- Menologion (Orthodox Eastern Church)1
- Mexico--Mexico City1
- Mezuzah1