- Jews--Politics and government1
- Jews--Social life and customs1
- Jidd Ḥafṣī, ʻAlī ibn Luṭf Allāh, active 17th century-18th century1
- Jihad1
- Jinn1
- John, of Damascus, Saint1
- Juan II, King of Castile and Leon, 1405-14541
- Judeo-Arabic literature1
- Judeo-Italian language1
- Judges1
- Judges (Islamic law)1
- Juhd al-muqill (Sājaqlīzādah, Muḥammad ibn Abī Bakr)1
- Julius III, Pope, 1487-15551
- Jurisprudence1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Sharḥ Farāʼiḍ al-Sirājīyah1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Mukhtaṣar al-Muntahá1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Justa, Saint, -approximately 2871
- Jābir ibn Ḥayyān1
- Jāmiʻ al-Muẓaffarī (Damascus, Syria)1