- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)6
- Kavvanot (Cabala)1
- Kaydānī. Fiqh al-Kaydānī2
- Kekchi language1
- Khabbāzī, ʻUmar ibn Muḥammad, 1231 or 2-1292. Mughnī fī uṣūl al-fiqh1
- Khalīl ibn Isḥāq al-Jundī, -1365? Mukhtaṣar. Bāb al-yamīn1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)3
- Khayālī, Aḥmad ibn Mūsá, -1457? Ḥāshiyah ʻalá sharḥ al-Taftāzānī1
- Khaṣṣāf, Aḥmad ibn ʻUmar, d. 874 or 5. Adab al-qāḍī2
- Khiḍr (Legendary character)1
- Khulāṣat al-ḥisāb (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)1
- Khwājahʹzādah, Muṣṭafá ibn Yūsuf, -1487 or 14881
- Khānaqāh-i Niʻmat Allāhī1
- Kifāyat al-ḥuffāẓ (Ibn al-Hāʼim, Aḥmad ibn Muḥammad)1
- Kings and rulers10
- Kings and rulers--Duties1
- Kings and rulers--Genealogy1
- Kings and rulers--Heraldry2
- Kings and rulers--Succession2
- Kirchmair, Georg, 1481-15541