- Human sacrifice--Hinduism1
- Humanism1
- Hunger--Religious aspects--Jainism1
- Hunting1
- Hydraulic structures1
- Hymns, Church Slavic1
- Hymns, Latin1
- Hymns, Latin (Medieval and modern)1
- Hymns, Syriac1
- Ibn Hishām, ʻAbd Allāh ibn Yūsuf, 1309-1360. Awḍaḥ al-masālik li-Alfīyat Ibn Mālik1
- Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm, 1210 or 1211-1288. Mūjiz1
- Idra rabba1
- Idra zuta1
- Illumination of books and manuscripts, English1
- Illumination of books and manuscripts, Gothic1
- Illumination of books and manuscripts, Indic1
- Illumination of books and manuscripts, Medieval1
- In Coena Domini bulls1
- Incantations, Hebrew1
- India--Ayodhya (Faizabad)1