Name
- Buck, William, of Add MS 351311
- Buisson, Thomas, correspondent of Arthur Young, fl 18101
- Bulhaty, F-, Polish Envoy Extraordinary in London1
- Burgess, Thomas, Bishop of St David's and of Salisbury, fl 18251
- Burney, Charles, classical scholar, 1757-18171
- Burney, Charlotte1
- Burney, Frances, afterwards Madame d'Arblay1
- Butterworth, F-1
- Caffarelli, Charles, Préfect du Calvados1
- Caldwell, James, Baronet, of Add MS 351261
- Call, John, 1st Baronet, politician and military engineer, 1732-18011
- Cartwright, John, of Add MS 351271
- Casande, -, correspondent of Arthur Young, fl 18081
- Casborne, John Spring1
- Case, P- J-1
- Catherwood, John James1
- Caulfeild, James, 1st Earl of Charlemont1
- Cecil, Henry, 10th Earl and (1801), Marquis of Exeter1
- Cecil, R-1
- Chatfield, Robert, Vicar of Chatteris1