- Joseph (Son of Jacob)1
- Juan II, King of Castile and Leon, 1405-14541
- Judaism (Christian theology)1
- Judaism--Doctrines1
- Judas Iscariot1
- Judeo-Arabic literature1
- Judeo-Persian language1
- Judgment Day1
- Judgment of God1
- Jugurthine War (111-105 B.C.)1
- Jugurthine War, 111-105 B.C--Early works to 18001
- Julian, of Eclanum, Bishop, 380-approximately 4551
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Miṣbāḥ fī sharḥ al-Miftāḥ1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá al-Sharḥ al-Muṭawwal1
- Jāmiʻ al-Muẓaffarī (Damascus, Syria)1
- Jārbardī, Fakhr al-Dīn Aḥmad ibn al-Ḥasan, -1345. Mughnī fī ʻilm al-naḥw1
- Kapitalbünde1
- Karaite law1
- Karaite manuscripts1
- Karaites (Jewish law)1