- Humanists--Manuscripts1
- Humanity of Jesus Christ1
- Hungary1
- Hussites1
- Hymns, French1
- Hymns, German1
- Illegitimacy1
- Illumination of books and manuscripts, Carolingian1
- Illumination of books and manuscripts, English1
- Illumination of books and manuscripts, Mosan1
- Illumination of books and manuscripts, Renaissance1
- Immortality1
- Immortality--Christianity1
- Indexes1
- India--Goa (State)1
- Indians of Mexico--Legal status, laws, etc.1
- Indians of Mexico--Religion1
- Indians of South America--Legal status, laws, etc.1
- Indians, Treatment of1
- Indulgences (Canon law)1