- History, Military1
- History--Philosophy1
- Hospitals1
- Hungary--Szikszó1
- Hurufis1
- Ibn Abī Jumhūr al-Aḥsāʾī, Muḥammad ibn ʻAlī, -approximately 1473. Masālik al-afhām1
- Ibn Zaydūn, Aḥmad ibn ʻAbd Allāh, 1003 or 1004-1071. Risālah al-hazalīyah1
- Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm, 1210 or 1211-1288. Mūjaz fī al-ṭibb1
- Ibn al-ʻArabī, 1165-1240. Naqsh al-Fuṣūṣ1
- Ibn al-Ḥabbāk, Muḥammad ibn Aḥmad, d. 1462 or 3. Bughyat al-ṭullāb fī ʻilm al-asṭurlāb1
- Ibn Ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 1566. Tuḥfat al-muḥtāj bi-sharḥ al-Minhāj1
- Ibrāhīm ibn Adʹham, -approximately 7771
- Idra zuta1
- Illumination of books and manuscripts, Arab1
- Illumination of books and manuscripts, Thai1
- Imams (Shiites)--Biography1
- India--Bharūch (District)1
- India--Cochin1
- India--Delhi1
- India--Faizabad1