- Holy Week--Liturgy1
- Humorous poetry, German1
- Hymnals1
- Hymns, Ethiopic1
- Hymns, Latin1
- Hymns, Syriac1
- Ibn al-ʻArabī, 1165-12401
- Ibn al-ʻArabī, 1165-1240. Ṣalawāt al-Muḥammadīyah1
- Ibn Ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 1566. Iʻlām bi-qawāṭiʻ al-Islām1
- Idkāwī, Muḥammad. Fawāʼid al-muhimmāt fī maṭāliʻ al-awqāt1
- Illumination of books and manuscripts, Dutch1
- Illumination of books and manuscripts, Iranian1
- Imamate1
- Incipits1
- Indexes1
- India--Ayodhya (Faizabad)1
- India--Gaya1
- India--Hyderabad1
- India--Mathurā1
- India--Pandharpur1