Former Owner
- Hôtel Drouot1
- I. I. Zur-Mühlen1
- Iodocus Grebel1
- Irene Ludwig1
- J. Meade Falkner1
- J. Paul Getty Museum1
- J. T. Payne1
- Jacobus de Muffoni1
- Jacques Rosenthal1
- Jacques Vellekoop1
- James Dyer1
- James Lyell1
- James Melville Hunnewell1
- Jean Bondieu1
- Jean Joseph Sosthène de LaRoche Lacarelle1
- Jesuit College of San Bartolomeo1
- Joachim Guerrinus de Montefegatesio1
- Joannes Salzperg1
- Johann Heinrich van Ess1
- Johannes Betrus Ravenoldus1