- Jawī Zādah, Muḥammad ibn Ilyās, -1547 or 1548. Risālah fī al-masḥ ʻalá al-khuffayn1
- Jews1
- Jighmīnī, Maḥmūd ibn Muḥammad, -1221? Mulakhkhaṣ fī al-hayʼah1
- Joseph (Son of Jacob)1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Risālah al-kubrá fī al-manṭiq1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Jāmiʻ al-ṣaghīr (Suyūṭī)1
- Jāmī, 1414-1492. Muʻammayāt asmāʾ al-ḥusná1
- Jārabardī, Aḥmad ibn al-Ḥusayn, -1346. Mughnī fī ʻilm al-naḥw1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Khulāṣat al-ḥisāb (ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusayn)1
- Kings and rulers--Duties1
- Kings and rulers--Genealogy1
- Kings and rulers--Religious aspects1
- Languages, Secret1
- Laylat al-Barāʼah1
- Leather doublures1
- Legal documents (Islamic law)1
- Legal petitions1
- Letter writing, Arabic1