- Niẓāmī Ganjavī, 1140 or 1141-1202 or 12031
- Noah (Biblical figure)1
- Norbert, of Xanten, Saint, approximately 1080-11341
- North Africa1
- North, Edward North, Baron, 1496?-15641
- Northern France1
- Notaries1
- Numerology1
- Nuns1
- Nuzhat al-nuẓẓār fī ʻilm al-ghubār (Ibn al-Hāʼim, Aḥmad ibn Muḥammad)1
- Oaths1
- Obstetrics1
- Optics1
- Order of the Golden Fleece1
- Orders of knighthood and chivalry1
- Pain--Religious aspects1
- Pakhomiĭ Logofet, monk, active 15th century1
- Paleography1
- Papal encyclicals1
- Passion plays1