- Hus, Jan, 1369?-14151
- Hussites1
- Hymns1
- Hymns, Latin1
- Hypothesis1
- Illumination of books and manuscripts, French1
- Illustrated works1
- Incunabula1
- Indulgences (Canon law)1
- Ink stamps1
- Innocent III, Pope, 1160 or 1161-12161
- Inquisition1
- International relations1
- International trade1
- Isabel, of Coimbra, Queen, consort of Afonso V, King of Portugal, 1432-14551
- Isaiah (Biblical prophet)1
- Italian language--Composition and exercises1
- Italian language--Grammar1
- Italy--Bergamo1
- Italy--Carmignano1