Former Owner
- Ismāʻīl ibn al-Ḥājj ʻĪsá Jurayj al-Muhannā1
- J. Martini1
- J. Techener1
- James Halliwell-Phillipps1
- Jeanne Govro1
- Johan Laborya de Mossach1
- Johann Heinrich van Ess1
- Johannes Baptista Siccus1
- John Bolton1
- John Frederick Lewis1
- John Harvey Treat1
- John James Lewis1
- Leo Olschki1
- Leonardo Loredan1
- Louis Charles Elson1
- Luigi Cora1
- Maggs Bros Ltd1
- Marie-Caroline of Bourbon-Two Sicilies, Duchess of Berry1
- Marino Grimani1
- Mayer Sulzberger1