Author
- Ibn Zaqqa'ah2
- Ibn al-Banna' al-Marrakushi2
- Ibn al-Khabbaz2
- Ibn al-Shatir2
- Ibn an-Nahhas al-Halabi2
- Ibn-Al-Habariya2
- Ibn-al-Anbārī2
- Ibrāhīm ibn Hibat Allāh Lakhmī2
- Ibrāhīm ibn Muḥammad Birmāwī2
- Ibrāhīm ibn Muṣṭafá Ḥalabī2
- Ibrāhīm ibn Ḥusayn2
- Idris Bitlisi2
- Ikhtiyār al-Dīn ibn Ghiyāth al-Dīn2
- Immanuel Frances2
- Innocent V2
- Isaac Aboab2
- Isaac ben Joseph of Corbeil2
- Isaac ben Mordekhai Kimḥi2
- Isaac of Troki2
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 13462