Former Owner
- Howard Lehman Goodhart2
- Hugo Philipp Waldbott-Bassenheim4
- Hugo von Walderdorff1
- Huysburg1
- Jacob Suter1
- James Halliwell-Phillipps1
- James K. Moffitt1
- James Lyell6
- James Tregaskis1
- Jan Six VII1
- Joachim Guerrinus de Montefegatesio2
- Joannes Hainricus Ebron zu Wildenberg1
- Johann Heinrich van Ess20
- Johannes Abezier1
- Johannes Wigg1
- Johannes de Helb1
- Johannes zu Reitheim1
- Johem Spiess1
- John A. Murphy1
- John Anderson1