- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)2
- Khiḍr (Legendary character)2
- Kinship (Islamic law)2
- Kirmāstī, Yūsuf ibn ḥusayn, d. 1500. Wajīz fī al-uṣūl2
- Kirātārjunīya (Bhāravi)2
- Knowledge, Theory of (Islam)2
- Kāfī al-mubtadiʼ min al-ṭullāb (Ibn Balabān, Muḥammad ibn Badr al-Dīn)2
- Laylat al-Qadr2
- Legends2
- Letter writing, Arabic2
- Letter writing, Turkish2
- Loans (Islamic law)2
- Love2
- Love poetry, Indic2
- Manuscripts, Aramaic2
- Manuscripts, Digital2
- Manuscripts, Ethiopic2
- Manuscripts, European2
- Manuscripts, Javanese2
- Manuscripts, Portuguese2