- Karaite philosophy1
- Karaites--Doctrines1
- Kardarī, Ibn al-Bazzāz, -1424. Fatāwá al-Bazzāzīyah1
- Kashmir Śaivism--Doctrines1
- Kavaca1
- Kaydānī. Fiqh al-Kaydānī1
- Kaʻb al-Aḥbār, -655 or 6561
- Kemalpaşazade, 1468 or 1469-1534. Iṣlāḥ wa-al-īḍāḥ1
- Kemalpaşazade, 1468 or 1469-1534. Tafsīr al-Fātiḥah1
- Kemalpaşazade, 1468 or 1469-1534. Īḍāḥ al-iṣlāḥ1
- Khabbāzī, ʻUmar ibn Muḥammad, 1231 or 1232-1292. Mughnī fī uṣūl al-fiqh1
- Khabīṣī, Muḥammad ibn Abī Bakr, active 14th century. Muwashshaḥ1
- Khadījah, -approximately 6191
- Khalwatīyah1
- Khalīl ibn Isḥāq al-Jundī, -1365? Mukhtaṣar Bāb al-yamīn1
- Khalīl ibn Isḥāq al-Jundī, -1365? Mukhtaṣar. Bāb al-yamīn1
- Khamti language1
- Khayālī, Aḥmad ibn Mūsá, -1457? Ḥāshiyah ʻalá sharḥ al-Taftāzānī1
- Khaṭīb al-Tamartāshī, Muḥammad ibn ʻAbd Allāh, 1532 or 1533-1595 or 1596. Minaḥ al-ghaffār1
- Khiṭāʼī, ʻUthmān, active 15th century. Ḥāshiyah ʻalá al-Sharḥ al-mukhtaṣar1