Name
- Cairns, Hugh McCalmont, 1st Earl Cairns1
- Campbell, George Douglas, 8th Duke of Argyll, statesman, 1823-19001
- Campbell, Sholto Douglas, formerly Campbell-Douglas 2nd Baron Blythswood1
- Carington, William Henry Peregrine, GCVO1
- Carpenter, William Boyd, Bishop of Ripon1
- Castelar y Ripoll, Emilio, Spanish statesman1
- Cathcart, Alan, 4th Earl Cathcart1
- Cavendish, Spencer Compton, 8th Duke of Devonshire, politician, 1833-19081
- Cavendish-Scott-Bentinck, William George Frederick, statesman1
- Cecil, Georgina Charlotte, née Alderson, wife of Robert Gascoyne-Cecil, 3rd Marquess of Salisbury, 1827-18991
- Cecil, Hugh Richard Heathcote, 1st Baron Quickswood, politician, 1869-19561
- Cecil, James Edward Hubert, 4th Marquess of Salisbury, politician, statesman and churchman, 1861-19471
- Cecil, Robert Arthur Talbot, 3rd Marquess of Salisbury, statesman, 1830-19031
- Chamberlain, Mary, née Endicott; 3rd wife of Joseph Chamberlain, politician, fl 1888-19571
- Chaplin, Henry, 1st Viscount Chaplin1
- Chichester, Arthur Henry, 3rd Baron Templemore1
- Child-Villiers, Victor Albert George, 7th Earl of Jersey1
- Choate, Joseph Hodges, USA Ambassador in London1
- Churchill, Charles Richard John, 9th Duke of Marlborough, British soldier and politician, 1871-19341
- Clarke, Edward George, Knight, lawyer and politician, 1841-19311