Name
- Gustav, Prince of Vasa, Crown Prince of Sweden, 1799-18771
- Gyldensckiold, Louise, Baroness, correspondent of Prince Christoph Heinrich Lieven, fl 18091
- Gyllenspetz, Svante R, army officer and correspondent of Prince Christoph Heinrich Lieven, fl 18031
- Habsburg, Ferdinand Frederick Augustus, Duke of Württemberg, army officer, 1763-18341
- Hagen, C, correspondent of Prince Christoph Heinrich von Lieven, fl 1799-18261
- Halford, Henry, 1st Baronet, physician, 1766-18441
- Hall and Carey, shipping agents, London1
- Hamilton, Andrew, Secretary, Alliance British and Foreign Life and Fire Insurance Co1
- Hamilton, James, Convenor of the Stewards of the Caledonian Asylum1
- Hamilton, Jane, wife of Sir Hew Dalrymple-Hamilton, 4th Baronet, c 1780-18521
- Hammick, Stephen Love, 1st Baronet1
- Harrison, Thomas, of Streatham1
- Harrison, William, servant to Prince Lieven1
- Hatzfeldt-Trachenberg-Schön... Franz Ludwig, Prince, Prussian diplomatist and general1
- Hawker, John, Russian Consul at Plymouth1
- Heerdt tot Eversberg, Timon Cornelis, Count, Chief Equerry to William I of the Netherlands1
- Heinrichsen, Reinhald1
- Hely-Hutchinson, John, 3rd Earl of Donoughmore1
- Herbert, George Augustus, 11th Earl of Pembroke, 1759-18271
- Heredia, Narciso, Conde d'Ofalia, Spanish Ambassador in London1