- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Ḍawābiṭ al-taqṭīʻ1
- Ibn ʻUmrān, Muḥammad ibn Mūsá, 1392-14691
- Ibn Ṭūlūn, Shams al-Dīn Muḥammad ibn ʻAlī, 1475-15461
- Interfaith relations1
- Islam--Customs and practices1
- Islamic cosmology1
- Islamic ethics1
- Islamic etiquette1
- Islamic law--Interpretation and construction1
- Islamic rosary1
- Ismāʻīl ibn ʻAbd Allāh, 1792 or 1793-18631
- Isnawī, ʻAbd al-Raḥīm ibn al-Ḥasan, 1305-13701
- Isra' and Mi`raj of the Prophet Muhammad1
- Israel--Tsefat1
- Judaism1
- Jāmiʻ al-Muẓaffarī (Damascus, Syria)1
- Jāmiʻ al-ṣaḥīḥ (Bukhārī, Muḥammad ibn Ismāʻīl)1
- Karmī, Marʻī ibn Yūsuf, -1623 or 16241
- Khaṭīb al-Baghdādī, Abū Bakr Aḥmad ibn ʻAlī, 1002-1071. Asmāʼ al-mubhamah fī al-anbāʼ al-muḥkamah1
- Literary style1