- Inheritance and succession (Islamic law)1
- Innocent III, Pope, 1160 or 1161-12161
- Inquisition1
- Isabel, of Coimbra, Queen, consort of Afonso V, King of Portugal, 1432-14551
- Isaiah (Biblical prophet)1
- Isidore, of Seville, Saint, -636. Etymologiae1
- Islamic bindings1
- Islamic cosmology1
- Islamic philosophy1
- Italian language--Composition and exercises1
- Italian language--Grammar1
- Italy--Barga1
- Italy--Bergamo1
- Italy--Bologna1
- Italy--Brondolo1
- Italy--Carmignano1
- Italy--Colle di Val d'Elsa1
- Italy--Friuli1
- Italy--Gradara1
- Italy--Lodi1