Author
- Jacobus de Teramo2
- Jalal al-Din al-Qazwini2
- Jamāl al-Dīn Ḥaṣīrī2
- Jayakr̥ṣṇa2
- Jayāditya2
- John Cassian2
- Jordan von Quedlinburg2
- Joseph ben Ephraim Karo2
- Josephus2
- Judah ben Saul ibn Tibbon2
- Julianus Pomerius2
- Justin2
- Kamalakara2
- Kapila2
- Keśavamiśra2
- Konrad von Brundelsheim2
- Kātyāyana2
- Kāśīnātha Bhaṭṭa Bhaḍa2
- Kāśīnātha Bhaṭṭācārya2
- Kāśīnātha Upādhyāya2