- Jewish ethics1
- Jewish philosophy1
- Jewish religious poetry, Hebrew1
- Jewish sermons, Hebrew1
- Jewish sermons, Italian1
- Jewish women1
- Jews, Italian1
- Jiménez de Cisneros, Francisco, 1436?-15171
- Jiří, z Poděbrad, King of Bohemia, 1420-14711
- John II, King of Aragon, 1397-14791
- John IV, King of Portugal, 1604-16561
- John Manuel, Prince of Portugal, 1537-15541
- John V, King of Portugal, 1689-17501
- John, Duke of Burgundy, 1371-14191
- John, the Apostle, Saint1
- Joseph (Son of Jacob)1
- Judaism--Doctrines1
- Judges (Islamic law)1
- Jugurthine War, 111-105 B.C--Early works to 18001
- Jāmiʻ al-Muẓaffarī (Damascus, Syria)1