Name
- Cooper, Arnolt1
- Coote, Richard, 2nd Baron Coote; 1st Earl of Bellomont 16891
- Cori, A-1
- Cormac, Successor of S Ciaran1
- Coronini, - de Salburg1
- Corthine, Josiah, Customs officer at Port Glasgow1
- Cotton, Thomas, 2nd Baronet, 1594-16621
- Courtin, Antoine1
- Covel, John, traveller, botanist and college head, 1638-17221
- Coventry, Henry, Sec of State, 1619-16861
- Cowper, J-, of Add MS 347341
- Crabb, Matthew1
- Creech, Thomas, of Add MS 347441
- Cressett, John1
- Crisolini, Alessandro1
- Cromwell, Henry, of Add MS 347441
- Cromwell, Oliver, Lord Protector of England, Scotland and Ireland, 1599-1658, http://isni.org/isni/000000...1
- Czartoryski, Isabella, wife of Adam Casimir,Prince Czartoryski1
- D'Avenant, Henry, Envoy to Frankfort and Genoa1
- Darell, Nathaniel, correspondent of Prince Rupert, Count Palatine of the Rhine, fl 16731