Name
- Brown, Thomas Edward, of Add MS 331111
- Browne, Valentine, 1st Earl of Kenmare1
- Bruslart, Louis Guérin, Chevalier1
- Brühl, M-, Countess1
- Buckner, John, Bishop of Chichester1
- Bulkeley, James, Colonel1
- Burgoyne, John, General1
- Burke, Edmund, of Add MS 325661
- Busby, W-1
- Bushe, Charles Kendal, Solicitor-General for Ireland1
- Butson, Chr-1
- Byres, James, of Add MS 331001
- Callaghan, William1
- Calvert, Harry, Colonel1
- Campbell, George William, Marquis of Lorne, 6th Duke of Argyll (1806)1
- Campbell, J-, of Add MS 331061
- Campbell, John, 1st Baron Cawdor1
- Campbell, John, 4th Earl and 1st Marquis (1832) of Breadalbane1
- Canning,, Henry, Consul-General at Hamburg1
- Capel-Coningsby, George, Viscount Malden; 5th Earl of Essex 17991