- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Khiḍr (Legendary character)1
- Khwājahʹzādah, Muṣṭafá ibn Yūsuf, -1487 or 14881
- Kyriales1
- Lutheran Church1
- Mahdi1
- Manuscripts, Dutch1
- Manuscripts, Ethiopic1
- Manuscripts, Hebrew1
- Manuscripts, Italian1
- Manuscripts, Purépecha1
- Manuscripts, Spanish1
- Manuscripts, Syriac1
- Massachusetts--Boston1
- Mawlānāʹzādah, Aḥmad ibn Maḥmūd, active 14th century. Sharḥ Hidāyat al-ḥikmah1
- Meditations1
- Metaphysics1
- Mexico--Michoacán de Ocampo1
- Michael (Archangel)1
- Minhāj al-ṭālibīn (Nawawī)1