- Ibn Zaydūn, Aḥmad ibn ʻAbd Allāh, 1003 or 1004-1071. Risālah al-jiddīyah1
- Ibn al-Hāʼim, Aḥmad ibn Muḥammad, -1412. Maʻūnah fī ʻilm al-ḥisāb al-hawāʼī.--Abridgment1
- Ibn al-Muqrī, Ismāʻīl ibn Abī Bakr, 1354-1433 or 1434. Badīʻīyah1
- Ibn ʻArūs, Aḥmad, -1463 or 1464. Qaṣīdah1
- Iraq1
- Islam and philosophy1
- Islam--Prayers and devotions1
- Islam--Rituals1
- Islamic calendar1
- Islamic cosmology1
- Islamic countries1
- Islamic poetry, Arabic1
- Islamic sermons, Arabic1
- Isra' and Mi`raj of the Prophet Muhammad1
- Italy1
- Judaism1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá al-Muṭawwal1
- Jāmiʻ al-ṣaghīr (Suyūṭī)1
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)1