Author
- Isaac Luria2
- Ismail ibn Hammad al-Jawhari2
- Ismāʻīl ibn Muḥammad al-ʻAjlūnī2
- Jacob ben Asher2
- Jacobus de Voragine2
- Jaghmini2
- John Chrysostom2
- Jordan von Quedlinburg2
- Joseph ben Ephraim Karo2
- Juana I of Castile2
- Kalonymus ben Kalonymus2
- Kamalākara Bhaṭṭa2
- Kamalākarabhaṭṭa2
- Keśavācārya2
- Khaqani2
- Konrad III. von Soltau2
- Konrad von Brundelsheim2
- Kātyāyana2
- Kāśīnātha Bhaṭṭa Bhaḍa2
- Lactantius2