- Judaism2
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)2
- Knowledge, Theory of (Islam)2
- Land titles2
- Latin language2
- Legal petitions2
- Local officials and employees2
- Logic, Medieval2
- Luca, Jacopo di2
- Mamelukes2
- Manuscripts, Dutch2
- Manuscripts, Japanese2
- Manuscripts, Yiddish2
- Manār al-anwār fī al-uṣūl (Nasafī, ʻAbd Allāh ibn Aḥmad)2
- Mardāwī, ʻAlī ibn Sulaymān, 1414 or 1415-1480 or 1481. Tanqīḥ al-mushbiʻ fī taḥrīr aḥkām al-Muqniʻ2
- Marriage2
- Martini, Cornelia2
- Martini, Roberto2
- Medici, Andrea de'2
- Medici, Bernardo de'2