Former Owner
- Hooker Wix1
- Isabelle de Lévis1
- J. & J. Leighton1
- J. C. Inglis1
- Jacob Dackomb1
- Jacques Rosenthal1
- James & Mary Lee Tregaskis (Firm)1
- James Lyell1
- Johan C. Jackson1
- Johann Heinrich van Ess2
- Johannes Patou1
- John A. Savage Jr.1
- John D. Stanitz1
- John Dozier Gordan1
- John Eliot Hodgkin1
- John Estmond1
- John Frederick Lewis29
- John Henry Ellis4
- John Hinsdale Scheide2
- John Ives1