Name
- Dalrymple, John, 6th Earl of Stair, soldier and diplomat, 1749-18213
- Fraser, William, Baronet, Under-Secretary of State3
- Gardiner, William, army officer and correspondent of Francis Godolphin Osborne, 5th Duke of Leeds, fl 1789-17903
- Hervey, John Augustus, Lord Hervey, naval officer and diplomat, 1757-17963
- Jackson, Francis James, Secretary to English Embassies at Berlin and Madrid3
- Kutzleben, Baron Envoy to England from Hesse-Cassel3
- Mann, Horace, Baronet, English Minister at Florence3
- Manners, Charles, 4th Duke of Rutland3
- Munro, Alexander, Consul-General in Spain3
- Pitt, William, Prime Minister, called 'the younger', 1759-18063
- Pollon, Chevalier, Sardinian Envoy to England3
- Stanhope, Philip, 5th Earl of Chesterfield3
- Adhémar, Jean Balthazar, Comte d'Adhémar de Montfalcon, French Minister in London2
- Aust, George, Under Secretary2
- Bentinck, William Henry Cavendish, 3rd Duke of Portland, prime minister, 1738-18092
- Bulkeley, Thomas James Warren, 7th Viscount Bulkeley2
- Burgess, James Bland, 1st Baronet, Foreign Under Secretary2
- Carroll, William, of Add MS 280632
- Crawford, James, Banker, of Rotterdam2
- Eden, Morton Frederick, 1st Baron Henley2