- Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf, 1250-1325. Mabādiʼ al-wuṣūl ilá ʻilm al-uṣūl1
- Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm, 1210 or 1211-1288. Mūjaz fī al-ṭibb1
- Ibn al-Nāẓim, Muḥammad ibn Muḥammad, -1287 or 1288. Sharḥ Alfīyat Ibn Mālik1
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11561
- Ibn al-ʻArabī, 1165-1240. Works1
- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Fatḥ al-qarīb al-mujīb fī naẓm Khaṣāʼiṣ al-ḥabīb1
- Ibn Ḥajar al-ʻAsqalānī, Aḥmad ibn ʻAlī, 1372-1449. Tahdhīb al-Tahdhīb.--Abridgment1
- Ibrāhīm ibn Adʹham, -approximately 7771
- Idols and images1
- Idra zuta1
- Ijtihād (Islamic law)1
- Illinois--Chicago1
- Illumination of books and manuscripts1
- Illumination of books and manuscripts, Arab1
- Illusion (Philosophy)1
- Imamate1
- Incantations, Hebrew1
- India--Agra1
- India--Allahabad1
- India--Delhi1