Name
- Fowler, Robert, Archbishop of Dublin, 1724-18016
- Frederic William II, King of Prussia6
- Freeling, Francis, 1st Baronet, postal reformer, 1764-18366
- Frewen, Charles Hay, MP6
- Galloway, J, correspondent of Philip Yorke, 2nd Earl of Hardwicke, fl 1780-17856
- Gamble, Thomas, clergyman, fl 1802-18216
- Garth, George, army officer, 1733-18196
- Gee, Robert, of Cambridge, secretary to Addenbrooke's Hospital, fl 1776-18066
- Gordon, Charles, army officer and correspondent of Sir Robert Murray Keith, fl 1783-17906
- Gordon, John, clergyman and correspondent of Philip Yorke, 2nd Earl of Hardwicke, fl 1767-17716
- Graham, James, Marquis of Graham, 3rd Duke of Montrose (1790)6
- Gray, James, 2nd Baronet, diplomat and antiquary, c 1708-17736
- Greenwich Hospital6
- Grey, William, Solicitor General6
- Grogan, Edward, MP6
- Gunning, Robert, 1st Baronet, of Eltham, diplomat, 1731-18166
- HM Treasury, 12th century-6
- Hailes, Daniel, British diplomat, c 1752-18356
- Hallifax, Samuel, LLD, Fellow of Trinity Hall, Cambridge, afterwards Bishop successively of Gloucester and St. Asaph6
- Hamilton, Elizabeth, wife of James, 4th Duke of Hamilton6