Former Owner
- J. Martini2
- J. Meade Falkner2
- J. P. Gumbert2
- J. Techener2
- James & Mary Lee Tregaskis (Firm)2
- James Bowen2
- Jay Gould2
- Jean-Baptiste Denis Guyon de Sardière2
- Joaquín Gómez de la Cortina2
- John Boyd Thacher I2
- John Egerton, 1st Earl of Bridgewater2
- John Egerton, 2nd Earl of Bridgewater2
- John Egerton, 3rd Earl of Bridgewater2
- John Henry Wrenn2
- John III of Portugal2
- John Ives2
- John Lee2
- John Patrick Auguste Madden2
- John Roland Abbey2
- John Thomas Beer2