- Janārdana (son of Ballāḷa)1
- Janārdanakoṇḍadeva Gāḍagila1
- Jarmī, Yūnus ibn ʻAlī, active 18th century1
- Jarīm, Muṣṭafá ibn Sulaymān al-Qayṣarī1
- Jatārakṛṣṇa Bhaṭṭa1
- Jazāʼirī, Muḥammad Nūr al-Dīn, active 19th century1
- Jazīrī, Muḥammad ibn Muḥammad, active 18th century1
- Jazīrī, Yūsuf ibn ʻAbd Allāh, active 18th century1
- Jaʻfar ibn Muḥammad Bashrawānī1
- Jaʻfar ibn Muḥammad Iṣfahānī1
- Jaʻfar ibn Muṣṭafá Nakdahʹwī1
- Jaʻfar ibn Ḥasan Barzanjī1
- Jaʻfarī, Muḥammad ibn Muḥammad, active 19th century1
- Jaṃtalīrāma Bhaṭṭa1
- Jibrāyil ibn Mikhāyil Ḥamawī1
- Johann Epping1
- Johannes Baldung1
- Johannes Vischer1
- Johannes de Novara1
- Johannes de Polna1