- Jerome, Saint, -419 or 4201
- Jewish calendar1
- Jewish sermons, Hebrew1
- Jewish way of life1
- Jews--Persecutions1
- John, Duke of Burgundy, 1371-14191
- John, the Baptist, Saint1
- Joseph (Son of Jacob)1
- Judaism--Doctrines1
- Judaism--Liturgy1
- Judeo-Arabic literature1
- Judeo-Persian language1
- Judges (Islamic law)1
- Judgment Day1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Taḥrīr al-Qawāʻid al-manṭiqīyah1
- Jāmiʻ al-Azhar1
- Jāmiʻ al-Muẓaffarī (Damascus, Syria)1
- Khilāṭī, Muḥammad ibn ʻAbbād, -1254. Talkhīṣ al-Jāmiʻ al-kabīr1
- Kings and rulers--Duties1
- Latin language1