Former Owner
- James K. Moffitt3
- James Lyell3
- James Melville Hunnewell1
- James Tregaskis2
- Janet Cartwright1
- Janārdana Koṇḍadeva Gāḍagīla2
- Jean Bondieu1
- Jean Davray1
- Jean II de Croÿ1
- Jean Joseph Sosthène de LaRoche Lacarelle1
- Jean P. McClenahan1
- Jean Theodore Royer1
- Jean-Baptiste Huzard1
- Jesuit College of San Bartolomeo1
- Jezzar Pasha2
- Jivanji Jamshedji Modi1
- Jo. Otho1
- Joachim Guerrinus de Montefegatesio1
- Joannes Salzperg1
- Joaquín García Icazbalceta2