Author
- Ibn al-Ḥājib1
- Ibn an-Nahhas al-Halabi1
- Ibn ʻAbd al-Riḍá1
- Ikhtiyār al-Dīn ibn Ghiyāth al-Dīn1
- Inayet Efendi1
- Isaac Luria1
- Ishmael ben Abraham Isaac ha-Kohen1
- Ismāʻīl ibn Ibrāhīm İsfendiyaroǧlu1
- Izz al-Din ibn 'Abd al-Salam1
- Jacob Berab1
- Jacob ben Jacob, ha-Kohen, -approximately 12701
- Josef ibn Tabul1
- Joseph ben Abraham Gikatilla1
- Joseph ben Gorion1
- Joshua ben Israel Benveniste1
- Joshua ibn Shuaib1
- Juana I of Castile1
- Judah Rosanes1
- Judah ben Saul ibn Tibbon1
- Kalim Kashani1