Author
- Ibn al-Mulaqqin1
- Ibn-Al-Habariya1
- Ibrāhīm ibn Muḥammad ḥarīthī1
- Imam Birgivi1
- Imbert Feutrier1
- Immanuel Tremellius1
- Ippolito Libri1
- Isaac Alfasi1
- Isaac the Blind1
- Ismāʻīl Ghāzānī1
- Ismāʻīl ibn ʻAlī Ibn Muʻallá1
- Izz al-Din ibn Hibatullah ibn Abi l-Hadid1
- Jacob ben David ben Yom Tov1
- Jacob ibn Habib1
- Jacobo Bellenden1
- Jean Bénard1
- Jean de Bernuy1
- Jerónimo Román y Zamora1
- Jiménez de Enciso, Andrés1
- Joachim Bendel1