- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)1
- Kaʻbah (Mecca, Saudi Arabia)1
- Kemalpaşazade, 1468 or 1469-15341
- Kemalpaşazade, 1468 or 1469-1534. Risālah fī al-haykal al-insānī1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Knowledge, Theory of (Islam)1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1
- Language and languages--Style1
- Leather doublures1
- Legends1
- Magic squares1
- Mahdi1
- Manuscripts1
- Manuscripts, Panjabi1
- Manuscripts, Renaissance1
- Manār al-anwār fī al-uṣūl (Nasafī, ʻAbd Allāh ibn Aḥmad)1
- Maqṣūrah (Ibn Durayd, Muḥammad ibn al-Ḥasan)1
- Marriage--Religious aspects1
- Marriage--Religious aspects--Islam1
- Martyn, Henry, 1781-18121