Former Owner
- James Tregaskis2
- Janārdana Koṇḍadeva Gāḍagīla2
- Jean Bondieu1
- Jean Davray1
- Jean II de Croÿ1
- Jean Joseph Sosthène de LaRoche Lacarelle1
- Jean Theodore Royer1
- Jean-Baptiste Huzard1
- Jesuit College of San Bartolomeo1
- Jivanji Jamshedji Modi1
- Jo. Otho1
- Joachim Guerrinus de Montefegatesio1
- Joannes Salzperg1
- Joaquín García Icazbalceta2
- Johan Gröf1
- Johan Meerman1
- Johann Heinrich van Ess2
- Johann Michael Schiller1
- Johannes Betrus Ravenoldus1
- Johannes Wesbach1