- Iran--Sabzevār (Khurāsān-i Raz̤avī)1
- Iraq--Erbil1
- Isfarāyīnī, Muḥammad ibn Muḥammad, -1285. al-Lubāb fī ʻilm al-iʻrāb1
- Islam and state1
- Islam--Functionaries1
- Islam--Terminology1
- Islamic New Year1
- Islamic courts1
- Islamic heresies1
- Islamic literature, Arabic1
- Islamic religious education1
- Islamic rosary1
- Islamic stories, Arabic1
- Isnawī, ʻAbd al-Raḥīm ibn al-Ḥasan, 1305-13701
- Israel--Acre1
- Israel--Tsefat1
- Italy--Sicily1
- Izmīrī, Muṣṭafá ibn Rajab, active 17th century1
- Iḥyāʼ ʻulūm al-dīn (Ghazzālī)1
- Iṣfahānī, Maḥmūd ibn ʻAbd al-Raḥmān, 1275 or 1276-1348 or 1349. Maṭāliʻ al-anẓār1