Name
- Coke, Thomas William, 1st Earl of Leicester of Holkham, 1754-18371
- Colby, Thomas Frederick, Major-General RE, FRS1
- Colnaghi and Son, engravers1
- Comyn, Robert Buckley, Knight, judge, 1792-18531
- Confalonieri, Federico, Conte; Deputy of the regency at Milan1
- Connellan, Thaddeus, Irish author1
- Constant de Rebecque, Henri Benjamin, French writer and politician1
- Cooke, Henry, of Add MS 364571
- Copley, Sarah Garey, 1st wife of John 1st Baron Lyndhurst1
- Cottier, F-1
- Cottingham, Lewis1
- Courtenay, Thomas Peregrine, politician, 1782-18411
- Cowling, Joseph1
- Cowper, Henry, of Add MS 364631
- Cox, Jechonias1
- Crabtree, Richard1
- Crampton, Philip Cecil, of Add MS 364671
- Croker, John Wilson, PC, MP, 1780-18571
- Croly, George, author and divine1
- Crosbie, M-1