Author
- Ibrāhīm ibn Muṣṭafá Waḥdī1
- Ibrāhīm ibn Yūsuf Būlawī1
- Ibrāhīm ibn Ḥusayn1
- Iccharamasvamin1
- Ilyās ibn ʻAbbās Mullā Shaykh al-Kurdī1
- Inayat Khan1
- Isaac Aboab of Castile1
- Isaac Luria1
- Isaac of Troki1
- Ismail ibn Hammad al-Jawhari1
- Ismāʻīl Ghāzānī1
- Ismāʻīl Mufīd1
- Ismāʻīl Qarah Kamāl1
- Ismāʻīl ibn Abī Bakr Ibn al-Muqrī1
- Israel Alnaqua1
- Israel Yaakov Algazi1
- Istanbulī, Muṣṭafá Zakī1
- Isḥāq ibn Ibrāhīm Fārābī1
- Izz al-Din ibn Hibatullah ibn Abi l-Hadid1
- Jabartī, Ḥasan ibn Ibrāhīm, 1698 or 1699-1774?1