- Italy--Naples1
- Italy--Padua1
- Italy--Rome1
- Italy--Siena1
- Italy--Vicenza1
- Jalāl al-Dīn Rūmī, Maulana, 1207-12731
- Jewelry--Religious aspects--Islam1
- Jewish Rebellion (66-73 A.D.)1
- Jewish interpretations1
- Jewish merchants1
- Jiménez de Cisneros, Francisco, 1436?-15171
- John II, King of Aragon, 1397-14791
- Judaism1
- Judges (Islamic law)1
- Julian, of Eclanum, Bishop, 380-approximately 4551
- Julii family1
- Jumʻah1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-14131
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Mukhtaṣar al-Muntahá1
- Justa, Saint, -approximately 2871