Former Owner
- Homer D. Crotty1
- Ignatius Molitor1
- Irene Ludwig1
- J. A. Shanley1
- J. Paul Getty Museum1
- J. Thomson1
- Jacob Henry Burn1
- James Bowen1
- James K. Moffitt1
- James R. Herbert Boone1
- James Sotheby1
- James Stevens-Cox1
- James Turle1
- Jay Gould1
- Jean-Frédéric Waldeck1
- Joaquín Gómez de la Cortina1
- Johann Egolph1
- Johann von Firmian1
- John Bellingham Inglis1
- John Bulkeley1