- Indians of Mexico--Social life and customs1
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- Inheritance and succession1
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- Isidore, of Seville, Saint, -6361
- Islam1
- Italy--Finale Ligure1
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- James, the Greater, Saint1
- Jerónima de la Asunción, madre, 1555-16301
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- Jiménez de Cisneros, Francisco, 1436?-15171
- John II, King of Aragon, 1397-14791
- Juana, of Austria, Princess of Portugal, 1535-15731
- Knights of Malta1
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