- Hugh, of Fouilloy, -1172 or 1173. De medicina animae1
- Humanistic ethics1
- Humanists1
- Humanity of Jesus Christ1
- Hymns, French1
- Hymns, German1
- Illumination of books and manuscripts, Italian1
- Illumination of books and manuscripts, Mosan1
- Illumination of books and manuscripts, Renaissance1
- Immortality--Christianity1
- In Coena Domini bulls1
- Incarnation1
- Incunabula1
- Indians of Mexico--Legal status, laws, etc.1
- Indians of South America--Legal status, laws, etc.1
- Indians, Treatment of1
- Indulgences1
- Ink1
- Inner Light1
- Introductions1