- Karmī, Marʻī ibn Yūsuf, -1623 or 16241
- Kemalpaşazade, 1468 or 1469-1534. Tafsīr al-Fātiḥah1
- Kemalpaşazade, 1468 or 1469-1534. Īḍāḥ al-iṣlāḥ1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Knowledge, Theory of (Islam)1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1
- Leather doublures1
- Liquor laws (Islamic law)1
- Logic2
- Logic, Medieval2
- Love--Philosophy1
- Manuscripts, Arabic23
- Manuscripts, Persian6
- Manuscripts, Turkish1
- Mawāqif fī ʻilm al-kalām (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Miscellanea1
- Motazilites3
- Mukhtaṣar al-maʻānī (Taftāzānī, Masʻūd ibn ʻUmar)1
- Muslim martyrs2
- Muslim saints1