- Iran--Tabrīz6
- Iran--Tehran9
- Iran--Ārān va Bīdgul1
- Iraq5
- Iraq--Baghdad5
- Iraq--Karbalāʼ2
- Iraq--Mosul1
- Isbījābī, Aḥmad ibn Manṣūr, -approximately 1087. Sharḥ al-Mukhtaṣar fī al-fiqh1
- Isfarāyīnī, Muḥammad ibn Muḥammad, -1285. Ḍawʼ al-Miṣbāḥ5
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 1285. Lubb al-albāb fī ʻilm al-iʻrāb3
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 1285. Lubāb al-iʻrāb2
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 1285. Ḍawʼ ʻalá al-Miṣbāḥ4
- Ishārāt wa-al-tanbīhāt (Avicenna)2
- Iskandarnāmah (Niẓāmī Ganjavī)2
- Islam189
- Islam and culture1
- Islam and philosophy2
- Islam and politics6
- Islam and state1
- Islam--Apologetic works1