Author
- Jacobus Dinetus1
- Jacobus de Teramo1
- Jacopo Nannis de Piccolomini1
- Jacopo Ragone1
- Jacques Lempereur1
- Jagadīśatarkālaṅkāra1
- Jagannāth, Svāmī1
- Jagannātha Dīkṣita (Son of Yādava Dīkṣita)1
- Jaimini1
- Jakob Christoph Blarer von Wartensee1
- Jalal al-Din al-Qazwini1
- Jamāl al-Dīn Khvānsārī1
- Jayakr̥ṣṇa1
- Jayarāmanyāyapañcānana1
- Jayyānī, al-Ḥusayn ibn Muḥammad, 1035-1105?1
- Jean Bénard1
- Jean Carteron1
- Jean Manesca1
- Jerónimo de Vivar1
- Joachim Bendel1