- Ibn Maʻṣūm, ʻAlī ibn Aḥmad, 1642-approximately 1707. Badīʻīyah1
- Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm, -1563. Baḥr al-rāʼiq sharḥ Kanz al-daqāʼiq1
- Ibn Sharaf Shāh, Ḥasan ibn Muḥammad, 1247 or 1248-1315 or 1316. Wāfiyah fī sharḥ al-Kāfiyah1
- Ibn Tibbon, Jacob ben Machir, approximately 1236-1
- Ibn Wadʻān, Muḥammad ibn ʻAlī, d. 1101. Arbaʻīn al-Wadʻānīyah1
- Ibn al-Aswad, Ḥasan ibn ʻAlāʼ al-Dīn. Iftitāḥ1
- Ibn al-ʻArabī, 1165-1240. Janāḥ al-ṭāʼir1
- Ibn Ḥabib, Jacob ben Solomon, 1445?-1515 or 15161
- Ibn Ḥanbal, Aḥmad ibn Muḥammad, 780-8551
- Illinois--Chicago1
- Illumination of books and manuscripts, Iranian1
- Illusion (Philosophy)1
- Ilāhʹābādī, Muḥibb Allāh. Taswīyah1
- Imamate1
- Incantations, Hebrew1
- India--Andhra Pradesh1
- India--Ayodhya (Faizabad)1
- India--Carnatic1
- India--Deccan1
- India--Gaya1