Name
- Canning, George, Prime Minister, 1770-18271
- Carey, Peter, Major-General1
- Carlota Joaquina, Duke of Brunswick-Lüneburg1
- Cartwright, William Ralph, MP for county Northamptonshire1
- Castagna, F-, of Malta1
- Cecil, Brownlow, 2nd Marquess of Exeter1
- Cevallos, Pedro, Spanish Sec of State1
- Chabannes, Jean Baptiste Marie Frédéric, Marquis de Chabanes1
- Chetwynd, George, 1st Baronet Clerk of the Privy Council1
- Chichie, Benjamin1
- Chilliworth, William, late Clerk in the Twopenny Post1
- Cholmeley, Montague, 1st Baronet1
- Cholmondeley, George James, 1st Marquess of Cholmondeley1
- Christian VII, King of Denmark1
- Christophoro cl'Avalos, Felice Antonio, historian1
- Clark, Thomas, of North Shields, master-mariner1
- Clayson, John, Lieutenant; RN1
- Clive, Edward, 1st Earl of Powis, governor of Madras, 1754-18391
- Cobenzl, Louis, Comte, Austrian statesman1
- Cochrane, Archibald, 9th Earl of Dundonald, chemical manufacturer, 1748-18311