- Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm, 1210 or 1211-1288. Mūjaz fī al-ṭibb1
- Ibn al-Sāʻātī, Aḥmad ibn ʻAlī, 1254-1294 or 5. Majmaʻ al-baḥrayn wa-multaqá al-nayyirayn1
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11564
- Ikmāl (Ibn Mākūlā, ʻAlī ibn Hibat Allāh)1
- Illegitimacy1
- Illinois--Chicago11
- Illumination of books and manuscripts7
- Illumination of books and manuscripts, French1
- Illumination of books and manuscripts, German2
- Illumination of books and manuscripts, Gothic2
- Illumination of books and manuscripts, Italian1
- Illumination of books and manuscripts, Medieval1
- Incarnation1
- Indulgences1
- Inheritance and succession18
- Inheritance and succession (Islamic law)3
- Initials3
- Inscriptions18
- Intellectual life1
- Iran1