- Insertions (Production)1
- Interfaith relations1
- Islam1
- Islamic law1
- Italy--Sicily1
- Jerónima de la Asunción, madre, 1555-16301
- Jesuit drama, Spanish1
- Jesus Christ1
- Jewish calendar1
- Jewish interpretations of Jesus Christ1
- Jewish law1
- Jiménez de Cisneros, Francisco, 1436?-15171
- John II, King of Aragon, 1397-14791
- Juan II, King of Castile and Leon, 1405-14541
- Juana, of Austria, Princess of Portugal, 1535-15731
- Justa, Saint, -approximately 2871
- Knights of Malta1
- Labyrinths1
- Ladron de Guevara family1
- Land grants1