Name
- Barclay, David, correspondent of Sir Arthur Paget, fl 17971
- Barron, James, of the Admiralty Office, fl 18111
- Bartram, Richard, Consul at Civita Vecchia, fl 1800-18181
- Bathhurst, Henry, Bishop of Norwich, 1744-18371
- Bathurst, Benjamin, envoy to Austria, 1784-18091
- Bayly, John, Royal Navy officer, fl 18111
- Beauprey, inspector of horse-posts at Calais1
- Bellingham, William, 1st Baronet1
- Bentinck, William Henry, army officer, diplomatist, and Governor-General of India, 1774-18391
- Bielfeld, Baron, Prussian Chargé d'Affaires in Turkey1
- Blackwood, Henry, 1st Baronet, Admiral Hon1
- Blaquière, John, Lieutenant -Colonel, afterwards Baron de Blaquière, Chief Secretary to the Lord Lieutenant of Ireland1
- Bloomfield, Benjamin, 1st Baron Bloomfield, 1768-18461
- Boscq, Étienne, Lieutenant; French refugee in British pay1
- Bourbon, Charles Ferdinand, Duc de Berry1
- Bowles, Charles, attorney, of Shaftesbury1
- Brandi, Jean, Secretary, Anglo-Corsican Council of State1
- Broughton, Charles Rivington, of the Foreign Office, fl 1792-18141
- Brown, Charles, father of Charles Armitage Brown (?)1
- Brown, Nicholas, Secretary to George, Viscount Keith1