Former Owner
- J. A. Dortmond1
- J. A. Shanley1
- Jacques Annibal Claret de La Tourrette1
- Jean Felix Dénie1
- Jean de Goix1
- Jeanne Govro1
- Jeanne de Goix1
- Johann Heinrich van Ess1
- John A. Savage Jr.1
- John Egerton, 1st Earl of Bridgewater1
- John Egerton, 2nd Earl of Bridgewater1
- John Egerton, 3rd Earl of Bridgewater1
- John Henry Nash1
- John Hinely1
- John Savile1
- John William Harshberger1
- John de Vere, 12th Earl of Oxford1
- Joseph L. Lilly1
- Juan de Gayferos de Eguiraum1
- Kenneth X. Robbins1