Former Owner
- Harrison Wright1
- Henry Drury1
- Henry Huth1
- Herne Charterhouse1
- House of Liechtenstein1
- Howard Lehman Goodhart3
- Isabelle de Lévis1
- Jerónimos Monastery8
- Joachim Guerrinus de Montefegatesio1
- Joachim, Baron von Windhag1
- Johannes de Helb1
- Johem Spiess1
- John Browne1
- John Fletcher Hurst1
- John Frederick Lewis20
- John Hindley1
- John III of Portugal2
- John Topham1
- John Wright1
- Joseph E. Widener4