- Ibn al-Mibrad, Yūsuf ibn Ḥasan, 1436 or 1437-15031
- Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm, 1210 or 1211-1288. Mūjaz fī al-ṭibb1
- Ibn al-ʻArabī, 1165-1240. Janāḥ al-ṭāʼir1
- Ibn al-ḥajj, ḥamdūn ibn ʻAbd al-Raḥmān, 1760-1817. Maqṣūrah fī ʻilmay al-ʻarūḍ wa-al-qawāfī1
- Ibn ʻAqīl, ʻAbd Allāh ibn ʻAbd al-Raḥmān, 1294?-1367. Sharḥ al-Alfīyah1
- Ibn Ḥanbal, Aḥmad ibn Muḥammad, 780-8551
- Ibrāhīm ibn Adʹham, -approximately 7771
- Ijtihād (Islamic law)1
- Ilāhʹābādī, Muḥibb Allāh. Taswīyah1
- Immortality--Christianity1
- Immortality--Islam1
- Indexes1
- India--Carnatic1
- India--Delhi1
- India--Hyderabad1
- India--Jammu and Kashmir1
- India--Kolkata1
- India--Rampur (Uttar Pradesh)1
- India--Rohilkhand1
- International relations1