- Gower, John, 1325?-14081
- Graduals (Chants)1
- Hagiographies1
- Hagiography1
- Handbooks and manuals1
- Happiness1
- Headbands1
- Heraldry1
- Hieronymites1
- History, Ancient1
- Hybrid books1
- Hymnals1
- Ibn Amīn al-Dawlah, al-ʻAfīf, active 15th century. Lamḥah al-ʻAfīfīyah fī al-ṭibb1
- Ibn al-Biṭrīq, Yūḥannā, -approximately 8151
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11561
- Illumination of books and manuscripts, Flemish1
- Illumination of books and manuscripts, French1
- Illumination of books and manuscripts, Gothic1
- Illumination of books and manuscripts, Renaissance1
- Illustrated works1