- Bute, John Stuart, Earl of, 1713-17924
- Caroline Bonaparte, consort of Joachim Murat, King of Naples, 1782-18391
- Caroline, Queen, consort of George IV, King of Great Britain, 1768-182112
- Caroline, Queen, consort of George IV, King of Great Britain, 1768-1821.10
- Castlereagh, Robert Stewart, Viscount, 1769-18224
- Catholic Church4
- Charlemont, James Caulfeild, Earl of, 1728-17991
- Charles Edward, Prince, grandson of James II, King of England, 1720-1788.1
- Charles IV, King of Spain, 1748-18192
- Charles XIV John, King of Sweden and Norway, 1763-18441
- Charlotte Augusta, Princess of Great Britain, 1796-18171
- Charlotte Augusta, Princess of Great Britain, 1796-1817.1
- Charlotte, Queen, consort of George III, King of Great Britain, 1744-18181
- Conyngham, Elizabeth Conyngham, Marchioness, -18612
- Conyngham, Elizabeth Conyngham, Marchioness, -1861.2
- Conyngham, Henry Conyngham, Marquess, 1766-18321
- Cooke, William, 1757-18321
- Craven, Keppel Richard, 1779-18512
- Curtis, William, Sir, 1752-18291
- Demont, Louisa, active 1814-18205
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