Name
- Charles II, of Spain, 1661-17001
- Churchill, Charles, Major-General; General 17071
- Congreve, Ralph, Colonel; Lieutenant -Governor of Gibraltar1
- Corgna, Duchessa della1
- Coxon, Thomas, merchant, of Alicante1
- Crocker, Juana Ignacia, wife of Daniel Crocker, of San Lucar de Barrameda in Spain1
- Cuillar y Castillo, Melchor, of Cadiz1
- Cunha, Luis da, Portuguese Plenipotentiary at Utrecht and Ambassador in England and France1
- Danckelman, Nikolaus Bartholomäus, Prussian diplomatist1
- Delafaye, Charles, politician and civil servant, 1677-17621
- Dolberg, L, correspondent of Robert Sutton, 2nd Baron Lexington, fl 16971
- Dorda, Francisco, Bishop of Solsona, 1661-17161
- Dupin, -, merchant and correspondent of Robert Sutton, 2nd Baron Lexington, fl 17131
- Eccaro, Abbé; Hanoverian Agent in Vienna1
- Ehrenschild, Conrad Biermann, Danish diplomatist1
- Esquivel, Diego Manuel, of Vittoria in Spain; correspondent of Lord Lexington, fl 17121
- Eyles, John, 2nd Baronet, financier and politician, 1683-17451
- Famars, Joseph, formerly Secretary to Lord Lexington, fl 16981
- Farrell, F., agent to Lord Lexington at Madrid, fl 17131
- Ferri, Patricio, army officer, fl 1712-17131