Author
- Ibn 'Abd al-Barr1
- Ibn Khaldun1
- Ibn al-Farid1
- Ibn al-Imām1
- Ibn al-Tayyib1
- Ibn ʻAbd al-Riḍá1
- Ibrāhīm al-Ḥalabī1
- Innocent III1
- Ismail ibn Hammad al-Jawhari1
- Ismāʻīl ibn Abī Bakr Ibn al-Muqrī1
- Izz al-Din ibn Hibatullah ibn Abi l-Hadid1
- Ja'far Kashfi1
- Jerome1
- Johannes Gherinx1
- Kamal Khujandi1
- Khaqani1
- Khwaja Abdullah Ansari1
- Kirmānī, Muḥammad ibn ʻAlī1
- Kâtip Çelebi1
- Leon Battista Alberti1