- Ibn al-ʻArabī, 1165-12401
- Ibn al-ʻArabī, 1165-1240. Janāḥ al-ṭāʼir1
- Ilāhʹābādī, Muḥibb Allāh. Taswīyah1
- Imams (Shiites)1
- India1
- Ishārāt wa-al-tanbīhāt (Avicenna)1
- Islam and philosophy1
- Islam--Rituals1
- Islam--Terminology1
- Islamic calendar1
- Islamic cosmology1
- Islamic heresies1
- Islamic learning and scholarship1
- Islamic sermons, Arabic1
- Iṣfahānī, Maḥmūd ibn ʻAbd al-Raḥmān, 1275 or 1276-1348 or 1349. Maṭāliʻ al-anẓār1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Jāmī, 1414-14921
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- Kemalpaşazade, 1468 or 1469-1534. Tafsīr al-Fātiḥah1
- Kemalpaşazade, 1468 or 1469-1534. Īḍāḥ al-iṣlāḥ1