- Human reproduction1
- Human sacrifice--Hinduism1
- Humorous poetry, German1
- Hungary1
- Husband and wife (Jewish law)1
- Hussites1
- Hydrostatics1
- Hygiene1
- Hymns1
- Hymns, Ethiopic1
- Hymns, Hebrew1
- Ibrāhīm ibn Yaʻqūb, al-Isrāīlī, active 960-9651
- Illegitimacy1
- Illumination of books and manuscripts, Carolingian1
- Illumination of books and manuscripts, Flemish1
- Illumination of books and manuscripts, French1
- Illumination of books and manuscripts, Gothic1
- Illusion (Philosophy)1
- In Coena Domini bulls1
- Incantations, Hebrew1