Former Owner
- Henry Harvey Frost1
- Henry Huth1
- Henry John Peachey, 3rd Baron Selsey1
- Henry Pelham-Clinton, 4th Duke of Newcastle1
- Henry William Poor1
- Henry Yates Thompson1
- Hermann Marx1
- Hodgson & Co.1
- House of Colonna1
- House of Liechtenstein1
- Howel Wills1
- Howell Wills1
- Ibrāhīm al-Shakūrī1
- Ignatius Molitor1
- Institut für Orientalistik (Universität Wien)1
- Isabel de Bellusseau1
- Isabelle de Lévis1
- J. & J. Leighton1
- J. Palmer1
- J. Techener1