Scribe
- Jeronimus de Sandei1
- Jibrāyil ibn Mikhāyil Ḥamawī1
- Johann Epping1
- Johannes Vischer1
- Johannes de Kuppferberg1
- Johannes de Novara1
- Johannes de Polna1
- Johannes van der Kemp1
- Johannes, de Beylario1
- Joseph ben Abraham Finzi1
- Joseph ben Isaac Gallico1
- Judah ben Jacob1
- Karjī, Muṣṭafá ibn ʻAbd Allāh, active 16891
- Katherina Mast1
- Khalīl Ṣidqī1
- Khvājahʹzādah, Muḥammad1
- Khān Muḥammad Maḥmūd ibn Ḥusayn ibn Muḥammad1
- Kâtip Boşnāḳ Ibrāhīm ibn Aḥmet1
- Kānkash, Ḥ̣usayn Ḥāmid ibn ʻAbd Allāh1
- Malik Muḥammad ibn Darvīsh Muḥammad Kātib1