- Khānaqāh-i Niʻmat Allāhī1
- Kings and rulers--Heraldry1
- Kings and rulers--Religious aspects1
- Kings and rulers--Religious aspects--Hinduism1
- Kirchmair, Georg, 1481-15541
- Kirmānī, Maḥmūd ibn Muḥammad, 1329?-1404 or 1405. Farāʼiḍ al-ījāz1
- Kisāʼī, ʻAlī ibn Ḥamzah, -804 or 8051
- Kitāb (Sībawayh, ʻAmr ibn ʻUthmān)1
- Knowledge, Theory of (Hinduism)1
- Kumayl ibn Ziyād, 633 or 634-7011
- Kurds1
- Kādambarī (Bāṇa)1
- Kāfī fī al-ʻarūḍ wa-al-qawāfī (Tibrīzī, Yaḥyá ibn ʻAlī)1
- Kālī (Hindu deity)1
- Lamoignon de Basville, M. de (Nicolas), 1648-17241
- Land grants1
- Land tenure (Islamic law)1
- Land titles--Registration and transfer1
- Land use--Law and legislation1
- Lang, Matthäus, 1468-15401