Artist
- Jean Poyer1
- Jean Pucelle1
- Jean Semont1
- Johannes Grusch Atelier1
- Johannes Philomena Atelier1
- John Talbot, 1st Earl of Shrewsbury1
- Jorge Inglés1
- Lando di Antonio1
- Leber Group2
- Liberale da Verona1
- Lippo Vanni1
- Luçon Master2
- Maestro Daddesco1
- Mariano del Buono2
- Master B. F.1
- Master Claude de France2
- Master Honoré1
- Master of 14111
- Master of Boethius1
- Master of Boucicaut2