Author
- Ibn ʻAbd al-Riḍá1
- Ibrāhīm Shabistarī1
- Ibrāhīm ibn Hibat Allāh Lakhmī1
- Ibrāhīm ibn Muḥammad Ibn Zuqqāʻah1
- Ibrāhīm ibn Muḥammad Ṣafāqisī1
- Ibrāhīm ibn Mūsá Ṭarābulusī1
- Ibrāhīm ibn ʻAlī Ṭaraṣūṣī1
- Ikhtiyār al-Dīn ibn Ghiyāth al-Dīn1
- Inayet Efendi1
- Isaac Luria1
- Isaac Newton1
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 13461
- Ishmael ben Abraham Isaac ha-Kohen1
- Ismāʻīl ibn Ibrāhīm İsfendiyaroǧlu1
- Isḥāq1
- Izz al-Din ibn 'Abd al-Salam1
- Jacob Berab1
- Jacob ben Jacob, ha-Kohen, -approximately 12701
- Jean-François Roussin1
- Joannes Oliva1