- Maḥzor. High Holidays1
- Maḥzor. Sukkot1
- Medicinal plants1
- Medicine, Magic, mystic, and spagiric1
- Medina Sidonia, Alonso Pérez de Guzmán, duque de, 1550-16191
- Medina Sidonia, Juan Alonso de Guzmán, Duque de, -15581
- Mediterranean Region1
- Memorial books (Holocaust)1
- Menasheh ben Asher, a.b.d. ḳ. Ropshits1
- Menorah1
- Metaphysics (Aristotle)1
- Mezuzah1
- Midrash1
- Miniature books1
- Miniature painting, Indic1
- Miniature painting, Iranian1
- Mishnah. Kodashim1
- Monasteries1
- Monasterio de Villaverde de Sandoval1
- Monasticism and religious orders for women1