Former Owner
- Herbert Reichner1
- Hoepli1
- House of Neville1
- House of Strozzi1
- Hucks Gibbs, 1st Baron Aldenham1
- Hudson Gurney1
- Huskan-ordi (Monastery in Muradiye, Turkey)1
- J. Martini1
- Jacob Henry Burn1
- Jacob Suter1
- James Lyell1
- Jean Baptiste Verdussen1
- Jean Budé1
- Jean Marie Michel Gasparoli1
- Joachim Guerrinus de Montefegatesio1
- John Campbell, 1st Marquess of Breadalbane1
- John D. McKenna1
- John Henry Gurney Jr.1
- John Ives1
- John M Cuthbert1