Name
- Puchot, Roland, Comte des Alleurs, French Ambassador in Turkey1
- Purcell, Nicholas, of Oran1
- Purvis, L-1
- Radcliffe, Arthur1
- Radcliffe, John, of Add MS 330851
- Redetti, Francesco1
- Rex, Karl August, Count, Polish Envoy to Hanover1
- Reyschach, Thaddaus, Baron, Minister of the Queen of Hungary to the States General1
- Rice, Cecil, afterwards Baroness Dynevor1
- Rice, Jaques, Priest1
- Richecour1
- Rinuccini, Carlo, Marquis, Prime Minister of Tuscany1
- Romay1
- Rossel, a Swiss1
- Rota, Antoni, Auditor; Secretary to the Nuncio at Paris1
- Rottembourg, Conrad Alexandre, Comte, French ambassador to Spain1
- Rouveray, -, correspondent of Thomas Pelham, 2nd Earl of Chichester, fl 17831
- Roux, -, née de Rollingen, wife of Peter Joseph le Roux, Comte de Desneval, fl 1739-17481
- Ruben, Spy at Seville1
- Ryder, John, Archbishop of Tuam 17521