Author
- Isaac ben Mordekhai Kimḥi2
- Ishmael ben Abraham Isaac ha-Kohen2
- Iskandar Beg Munshi2
- Jacobus de Voragine2
- Jacopone da Todi2
- Jaghmini2
- Jayakr̥ṣṇa2
- Jordan von Quedlinburg2
- Josef ibn Tabul2
- Joshua Benzion Segre2
- Judah Leib Pukhovitser2
- Judah Rosanes2
- Kalonymus ben Kalonymus2
- Kamalakara2
- Kapila2
- Keśavamiśra2
- Khalīfah Shāh Muḥammad Kanawjī2
- Khvājah Muḥammad Pārsā2
- Konrad von Brundelsheim2
- Kātyāyana2