Name
- Compton, Spencer, 4th son of Spencer, 3rd Earl of Northampton1
- Compton, William, 3rd son of Spencer, 2nd Earl of Northampton1
- Cooke, Anthony, of Gidea Hall; Preceptor to Edward VI1
- Cooke, Edward, Colonel; of Add MS 219471
- Coote, Nicholas1
- Coquart, Anthoine, Ancien of the French Church in London1
- Cordell, Protestant Minister at Blois1
- Cotton, Thomas, of Add MS 295541
- Covert, Anthony, of Guernsey1
- Creed, Richard, Captain; junior1
- Creed, Richard, Major; senior1
- Cressett, James, diplomatist1
- Cresswell, of Add MS 295701
- Crosse, William, Captain RN1
- Cunha, Luis da, Portuguese Plenipotentiary at Utrecht and Ambassador in England and France1
- Cutleng, Mary1
- Dakers, Robert, fl 15501
- Dallinger, Anthony, correspondent of Lord Hatton, fl 16821
- Dalston, John, correspondent of Lady Thanet, fl 16761
- Dalston, Thomas, junior, correspondent of Lord Hatton, fl 16761