- Maurice, Saint, -approximately 2871
- Maximian, Emperor of Rome, approximately 240-3101
- Medea, consort of Aegeus, King of Athens (Mythological character)1
- Medical education1
- Medici, Bernardo d'Alamanno de'1
- Medici, House of1
- Medicine, Arab1
- Medicine--Formulae, receipts, prescriptions1
- Medicine--Study and teaching1
- Meditations1
- Mediterranean Region1
- Mediterranean Sea1
- Middle Ages1
- Monastic and religious life of women1
- Monasticism and religious orders1
- Moneylenders1
- Monogrammed bindings1
- Morocco bindings1
- Mysticism--Catholic Church1
- Naples (Kingdom)1