Name
- Châtelet, Gabrielle Émilie, née Le Tonnelier de Breteuil; natural philosopher, mathematician and translator, 1706-17491
- Clarke, Edward Daniel, traveller, 1769-18221
- Clavière, Etienne, French Minister of Finance1
- Clement IX, Pope1
- Cobbett, William, MP1
- Collina, Bonifazio, Italian Writer1
- Colombo, Giovanni Alberto1
- Coltellini, Lodovico1
- Concina, Frà Daniele1
- Corniani, Giovanni Battista, Count1
- Corraro, Antonio1
- Corrà, Giannantonio1
- Corvinus, Joannes, Professor of Equity at Leyden1
- Costius, Johannes1
- Cotton, John, 3rd Baronet, 1621-17021
- Couper, John1
- Cromer, of Add MS 228991
- Crommelin, Jacques, Merchant at Haarlem1
- Cuvier, Georges Léopold Chrétien Frédéric Dagobert, Baron1
- Denina, Carlo Giovanni Maria, librarian and historian, 1731-18131