Former Owner
- John Henry Nash1
- John Hope, 1st Marquess of Linlithgow1
- John Ives1
- John Lee1
- John Payne Collier1
- John Roland Abbey1
- John Ruskin1
- John Shelton Lawrence1
- John Sotheby1
- John Thomas Beer1
- John Towneley1
- John Ward, 1st Earl of Dudley1
- John William Harshberger1
- Jorge de Ataíde1
- Joseph Ernst Koch-Sternfeld1
- Joseph Franz Gross1
- Joseph Halle Schaffner1
- Joseph Neeld1
- Joseph Pope1
- Juan Antonio de la Reguera1