Name
- Cassart, Jean1
- Casteele, J- B-, Lieutenant1
- Castello, Manuel Nuñez1
- Castelyn, Antoni1
- Chanclos1
- Changuion, Pierre Jean1
- Charles Emanuel I, of Sardinia1
- Charles VI, Holy Roman Emperor1
- Charles VII, Emperor of Germany1
- Charles, Princes of Nassau-Usingen1
- Chevalier, James1
- Childe, J, correspondent of Lord Portland, fl 16931
- Chotek, Rudolph, Count1
- Clarke, Gedney, junior1
- Clarke, Gedney, senior1
- Clavering, John, Knight, army officer and councillor in India, ? 1722-17771
- Cloosher,, M- P-, née Hofman van Somer1
- Cnyphausen,, Madame, née de Wedel1
- Coke, Thomas, Baron Lovell, 4th Earl of Leicester, 1880-19491
- Colt, William Dutton, diplomatist1