- History, Ancient1
- Horology1
- Horses1
- Hurufis1
- Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm, -1563. Ṣaghāʼir wa-al-kabāʼir1
- Ibn Sharaf Shāh, Ḥasan ibn Muḥammad, 1247 or 1248-1315 or 1316. Wāfiyah fī sharḥ al-Kāfiyah1
- Ibn al-ʻArabī, 1165-12401
- Ibn al-ʻArabī, 1165-1240. Qaṣīdah al-ʻishqīyah1
- Illumination of books and manuscripts1
- Illumination of books and manuscripts, Turkish1
- Illustrated works1
- Imāmʹzādah, Muḥammad ibn Abī Bakr, 1097 or 1098-1177 or 1178. Shirʻat al-Islām1
- India1
- Insertions (Provenance)1
- Interest (Islamic law)1
- International relations1
- Iran--Khurāsān1
- Isfarāyīnī, Muḥammad ibn Muḥammad, -1285. Ḍawʼ al-Miṣbāḥ1
- Ishārāt wa-al-tanbīhāt (Avicenna)1
- Islam--Functionaries1