Author
- Jacob ibn Habib1
- Jacopone da Todi1
- Jacques Millet1
- Jaghmini1
- Jalal al-Din Mohammad Tabrizi1
- Jalaluddin al-Mahalli1
- James of Viterbo1
- Jamāl al-Dīn Aḥmad ibn Muḥammad Ẓāhirī1
- Jawād ibn Saʻd Jawād al-Baghdādī1
- Jayakr̥ṣṇa1
- Jaʻfar Vāʻiẓ1
- Jean Dupin1
- Jean Filesac1
- Jean Marot1
- Jean de Meun1
- Jean de Roquetaillade1
- Jerome de Prado1
- Jerónimo Román y Zamora1
- Jewish Community of Amsterdam, Netherlands1
- Jewish Community of Padua, Italy1