Name
- Garampi, Giuseppe, archivist, cardinal, scholar and Archbishop of Montefiascone and Corneto, 1725-17921
- Gaudy, Catherine, correspondent of Sir Robert Murray Keith, fl 1776-17881
- Gaudy, Jean Baptiste, correspondent of Sir Robert Murray Keith, fl 17821
- George III, King of Great Britain and Ireland, 1738-18201
- Gibsone, Archibald, of Danzig, agent, fl 1744-17891
- Graham, Walter, correspondent of Sir Robert Murray Keith, fl 1781-17871
- Green, Nathaniel, Consul at Trieste and (1787) at Nice1
- Hale, Francis, correspondent of Sir Robert Murray Keith, fl 1778-17861
- Hamilton, Douglas, 8th Duke of Hamilton1
- Hamilton, James, 8th Earl of Abercorn1
- Hanbury, Charles, Agent in Lower Saxony1
- Hanbury, John, of Add MS 355131
- Harris, James, 1st Earl of Malmesbury1
- Herbert, George Augustus, 11th Earl of Pembroke, 1759-18271
- Howard, Henry, of Corby Castle, Carlisle1
- Kaunitz-Rietberg, Wenceslas Anton, Prince1
- Ketteler, Baronne; née Galen1
- Kienbock, Joseph, Aubergistic, Trieste1
- Langlois, Benjamin, Secretary to the English Embassy at Vienna; Under-Secretary of State1
- Lippe, Karl Christian von der?, Count1