Name
- Stewart, Robert, Viscount Castlereagh, 2nd Marquess of Londonderry, 1769-18229
- Hardenberg, Charles Augustus, Prince, Prussian statesman6
- Ancillon, Johann Peter Friedrich, Prussian Minister of State5
- Bernstorff, Christian Günther, Count, Prussian Minister for Foreign Affairs5
- Gibson, Alexander, of Danzig, merchant and diplomat, 1770-18365
- Parkinson, John, Consul at Königsberg5
- Hay, Emanuel, Vice-Consul at Pillau3
- Jordan, Johann Ludwig, Prussian diplomatist3
- Montgelas, Maximilian Josef Garnerin, Count, Bavarian Minister of State3
- Wylich und Lottum, Graf Karl Friedrich Heinrich, Prussian Minister of State3
- Adolphus Frederick, Duke of Cambridge, son of George III, 1774-18502
- Alopeus, David Maksimovich, Count, Russian diplomatist2
- Bayley, Daniel, of the King's Bench, fl 1804-18202
- Canning, George, Prime Minister, 1770-18272
- Canning, Stratford, Viscount Stratford de Redcliffe, diplomat, 1786-18802
- Casamajor, Lewis, diplomatist2
- Horn, Alexander, alias 'Maurus'; diplomatist2
- Jenkinson, George, sea-captain2
- L'Estocq, Major-General; Minister of Anhalt Dessau in Berlin2
- Morier, John Philip, diplomat, 1778-18532