Former Owner
- Henry Young and Sons1
- House of Sforza1
- J. & J. Leighton1
- J. de Charron de Liancourt1
- J.B. Cartier1
- J.D. Moyreau1
- Jean Lallemant1
- Jean de Falloize1
- Joachim, Baron von Windhag1
- John Boykett Jarman1
- John Walker1
- John Ward, 1st Earl of Dudley1
- Joseph Barrois1
- Joseph Mayner1
- Juan Burgueño1
- Juan de Londono1
- Julian Burgueño1
- Kloster Kuringen1
- Laurent Campagne1
- Legoué1