Former Owner
- Hermann Marx1
- Horst-Joachim Unverfähr1
- Hugh Daubeney1
- Huskan-ordi (Monastery in Muradiye, Turkey)1
- Irene Ludwig1
- Ismāʻīl ibn al-Ḥājj ʻĪsá Jurayj al-Muhannā1
- J. Paul Getty Museum1
- Jacobus de Muffoni1
- Jacques Rosenthal1
- Jacques Vellekoop1
- James C. Byrne1
- James Dyer1
- James Lyell1
- James Melville Hunnewell1
- James Tregaskis1
- Jean Bondieu1
- Jean II de Croÿ1
- Jesuit College of San Bartolomeo1
- Joachim Guerrinus de Montefegatesio1
- Johann Heinrich van Ess1