- Karmī, Marʻī ibn Yūsuf, -1623 or 16241
- Kaʻbah (Mecca, Saudi Arabia)1
- Kemalpaşazade, 1468 or 1469-15341
- Khansāʼ, -approximately 645. Dīwān1
- Khulāṣat al-ḥisāb (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)1
- Kings and rulers--Religious aspects1
- Kinship (Islamic law)1
- Kitāb (Sībawayh, ʻAmr ibn ʻUthmān)1
- Kāfī al-mubtadiʼ min al-ṭullāb (Ibn Balabān, Muḥammad ibn Badr al-Dīn)1
- Legends1
- Letter writing, Turkish1
- Libel and slander--Religious aspects--Islam1
- Ludovico Sforza, Duke of Milan, 1452-15081
- Mahdi1
- Mamelukes1
- Manuscripts1
- Manuscripts, Renaissance1
- Manīnī, Aḥmad ibn ʻAlī, 1678 or 1679-1758 or 1759. Istinzāl al-naṣr bi-al-tawassul bi-ahl Badr1
- Mashāriq al-anwār (Ṣaghānī, al-Ḥasan ibn Muḥammad)1
- Mawlid al-Nabī (Barzanjī, Jaʻfar ibn Ḥasan)1