Name
- Caputi, Augusto1
- Carafa, Gerardo1
- Carina, A-1
- Carpenter, William Hookham, Keeper of Prints and Drawings British Museum1
- Carter, John Bonham, of Add MS 367141
- Carutti, Domenico1
- Castelcicala, Prince, Sicilian Envoy to England1
- Castellani, Alessandro, antiquary and jeweller, 1823-18831
- Castelli, Michel Angelo1
- Cavendish, William, 2nd Earl Of Burlington (1834) and 7th Duke of Devonshire (1858)1
- Chabaille, Jean Pierre1
- Chepmell, Isaac D-1
- Childe, Edward Lee1
- Chittolini, Luigi1
- Circourt, A-1
- Ciri, B-1
- Cockburn, Alexander James Edmund, 12th Baronet, Lord Chief Justice1
- Cohn, Albert, of Add MS 367171
- Coleman, M-1
- Collegno, G-1