Name
- Castelar y Ripoll, Emilio, Spanish statesman1
- Cathcart, Alan, 4th Earl Cathcart1
- Cavendish, Spencer Compton, 8th Duke of Devonshire, politician, 1833-19081
- 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
- Clifford, Lewis Henry Hugh, 9th Baron Clifford of Chudleigh1
- Coleridge, John Duke, 1st Baron Coleridge1
- Collings, Jesse, politician, 1831-19201
- Conservative and Unionist Associations and Clubs1
- Curtis, James Dillon, Commander RN1
- Cust, Adelbert Wellington Brownlow, 3rd Earl Brownlow1