Name
- Ibn al-Jazzār, Aḥmad ibn Ibrāhīm, c 0878-09803
- Ibn Ḥabib, Jacob ben Solomon, c 1445-15163
- Isaac ben Moses, 1200-12703
- Ish Ger3
- Ishbili, Yom Tov ben Abraham, c 1270-13423
- Ishmael ben Abraham Isaac, ha-Kohen, 1723-18113
- Israeli, Isaac ben Solomon, c 0832-09323
- J.L. Hirschensohn3
- Jacob ben Solomon ibn Habib3
- John XXI, Pope, d 12773
- John van der Hagen3
- Joseph ben Zaddik, 1417-14873
- Joseph, 1250-13493
- Joseph, de Hamadan, active 13th century-14th century (?)3
- Judah ben Samuel he-Ḥasid, c 1150-12173
- Judah ha-Levi3
- Kara, Joseph ben Simon, 1065-11353
- Koidonover, Ẓevi Hirsch, d 17123
- Laniado, Samuel ben Abraham, d 1605, http://isni.org/isni/000000... http://viaf.org/viaf/594443703
- Leone Modena3