Name
- Rossi, Giuseppe Francesco, Bishop of Venafro1
- Ruffo, Giovannina1
- Ruffo, Giuseppe Maria, Archbishop of Capua1
- Rufini, Giovanni Battista1
- Ruillo, Biagio Antonio1
- Sacripanti, Carlo Maria, Cardinal1
- Sagreti, Giovanni Matteo, Vicar-General of Policastro1
- Salua, Gregorio1
- San Severino, Ludovico, prince of Bisignano1
- Santa Geltrada, Pier Guglielmo di1
- Schrattenbach, Wolfgang Annibal, Cardinal, Archbishop of Olmütz1
- Schönborn, Damian Hugo Philipp, Cardinal, Bishop of Spiers, afterwards of Constance1
- Serbelloni, Fabrizio, afterwards Cardinal1
- Sersale, Antonio, Archbishop of Brindisi, afterwards of Taranto1
- Simonetti, Rainero, Apostolic Prothonotary, afterwards Archbishop of Nicosia, Governor of Rome, and Cardinal1
- Sinzendorf, Philip Ludwig, Cardinal, Bishop of Raab1
- Solar de Breglio, Ignatia, Bali of Malta1
- Solar, Count of Monasterolo, Minister of the King of Sardinia1
- Solimano, Antonio1
- Spinola de la Cerda, Carlos Ambrosio, afterwards Marques de los Balbases1