Name
- Claret, Antoine Louis, Seigneur de la Tourette, Conseiller à la cour des monnoies à Lyon1
- Clarke, John, Rector of Padworth1
- Clauson, Conrad1
- Claussen, Dr1
- Collet, John, of Add MS 285361
- Collinson, Peter, FRS, Botanist1
- Constable, William, of Burton Constable Yorkshire1
- Cornelius, John, of Nacton1
- Cornwall, Thomas, Captain; of Chart Park, Dorking1
- Cox, R-, Painter, at Uxbridge1
- Cret, Martin Joseph1
- Cullen, Henry, Dr; of Edinburgh1
- Cunningham, Timothy, of Gray's Inn1
- Dargent, J, correspondent of Dr Andrew Didier, fl 17541
- Daubenton, Louis Jean Marie, naturalist, 1716-18001
- Davila, Pedro Franco, naturalist, 1711-17861
- Davis, John, correspondent of Emmanuel Mendez da Costa, fl 1772-17741
- Deichmann, -, correspondent of Emmanuel Mendez da Costa, fl 1762-17631
- Didier, Anne, wife of Andrew Didier, fl 17571
- Dingley, Robert, correspondent of Emmanuel da Costa, fl 17561