Name
- Castagnetto, Chevalier1
- Castiglioni, Angelo?, of Milan1
- Cayley, George, 6th Baronet1
- Chantrey, Francis Legatt, Knight, sculptor, 1781-18411
- Chantrey, Mary Ann, wife of Sir Francis Legatt Chantrey, 1787-18751
- Christie, Samuel Hunter, mathematician and Secretary of the Royal Society, 1784-18651
- Claxton, Comm.Christopher, RN1
- Cockerell, Charles Robert1
- Codrington, Edward, Admiral GCB1
- Codrington, Emma, daughter of Sir E Codrington1
- Colby, Thomas Frederick, Major-General RE, FRS1
- Compton, Spencer Joshua Alwyne, 2nd Marquess of Northampton1
- Conyngham, Elizabeth Lenox, wife of G L Conyngham1
- Conyngham, George Lenox, of the Foreign Office1
- Corridi, Filippo, Professor of mathematics at Pisa1
- Cotte, V-1
- Coutts, Angela Georgina, Baroness Burdett-Coutts, philanthropist, 1814-19061
- Craufurd, John, of Add MS 371911
- Curtis, Thomas, of Add MS 371911
- Daly, César1