- Hunting customs1
- Hymnals1
- Hymns1
- Hymns, Ethiopic1
- Ibn Ghāzī, Muḥammad ibn Aḥmad, 1437 or 1438-1513. Munyat al-ḥussāb1
- Ibn al-Hāʼim, Aḥmad ibn Muḥammad, -1412. Muqniʻ fī ʻilm al-jabr wa-al-muqābalah1
- Ibn Ḥijjah al-Ḥamawī, Taqī al-Dīn Abū Bakr ibn ʻAlī, -1434. Badīʻīyah1
- Ildephonsus, Saint, approximately 610-6671
- Illumination of books and manuscripts, Renaissance1
- Impediments to marriage1
- Indians of Central America1
- Indians of the West Indies1
- Indonesia--Sumatra1
- Inglis, Esther, 1571-16241
- Initials1
- Ink stamps1
- Inlays1
- Intellect--Religious aspects--Islam1
- Interfaith relations1
- Investiture (Feudal law)1