- Judgment Day (Islam)3
- Julius III, Pope, 1487-15553
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah3
- Karaite law3
- Karaites (Jewish law)3
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)3
- Landlord and tenant3
- Latin literature3
- Latin literature--Study and teaching3
- Latin poetry, Medieval and modern3
- Leases3
- Leo X, Pope, 1475-15213
- Letter writing3
- Lettering3
- Liturgies3
- Logic, Medieval3
- Lutheran Church3
- Mahdi3
- Maṣābīḥ al-sunnah (Baghawī, al-Ḥusayn ibn Masʻūd)3
- Medici, Alessandro de', 1510-15373