Author
- Jalaluddin al-Mahalli1
- James of Lausanne1
- James of Milan1
- Jamāl al-Dīn Aḥmad ibn Muḥammad Ẓāhirī1
- Jawād ibn Saʻd Jawād al-Baghdādī1
- Jayakṛṣṇa Brahmamuni1
- Jayalakṣmī1
- Jayarāmācārya1
- Jean Barthélémy1
- Jean Bayard1
- Jean Dupin1
- Jean Filesac1
- Jean Germain1
- Jean Marot1
- Jean Passerat1
- Jean de Lignieres1
- Jean de Roquetaillade1
- Jean de Wavrin1
- Jean-François Roussin1
- Jerome de Prado1