- Kaydānī. Maṭālib al-muṣallī1
- Kaʻbah (Mecca, Saudi Arabia)1
- Kemalpaşazade, 1468 or 1469-15341
- Kemalpaşazade, 1468 or 1469-1534. Iṣlāḥ wa-al-īḍāḥ1
- Kemalpaşazade, 1468 or 1469-1534. Īḍāḥ al-iṣlāḥ1
- Khalkhālī, ḥusayn al-ḥusaynī, d. 1605. ḥāshiyah ʻalá sharḥ al-Dawwānī1
- Khalwatīyah1
- Khawwāṣ, Aḥmad ibn ʻAbbād, 1378?-1454. Kāfī fī ʻilmay al-ʻarūḍ wa-al-qawāfī1
- Khiṭāʼī, ʻUthmān, active 15th century. Ḥāshiyah ʻalá al-Mukhtaṣar1
- Kiddush1
- Knowledge, Theory of (Islam)1
- Kumārasambhava (Kālidāsa)1
- Kurds1
- Kyriales1
- Kāfiyajī, Muḥammad ibn Sulaymān, -1474. Sharḥ al-Iʻrāb ʻan qawāʻid al-iʻrāb1
- Kāfī fī al-ʻarūḍ wa-al-qawāfī (Tibrīzī, Yaḥyá ibn ʻAlī)1
- Kālī (Hindu deity)1
- Kārttikeya (Hindu deity)1
- Kāshī, Yaḥyá ibn Aḥmad. Qarah ḥāshiyah1
- Laments1