Name
- Radcliffe, Charles, self-styled Earl of Derwentwater1
- Ranuzzi, Angelo Maria, Cardinal1
- Rinaldo, Duke of Modena and Ferrara, Cardinal1
- Rizzini, Gasparo, Abbate1
- Rospigliosi, Felix, Cardinal1
- Salazar, Pedro, Cardinal1
- Santalla, Tirso, theologian and Superior General of the Jesuits, 1624-17051
- Savoy, Emmanuel Philibert Amadeus of, Prince of Carignano1
- Savoy, Louisa Maria Christina of, widow of Maurice of Savoy, Prince of Oneglia1
- Slusio, Giovanni Gualterio, Cardinal1
- Spinola, Giovanni Battista, Cardinal di Santa Cecilia1
- Spinola, Giulio, afterwards Cardinal1
- Strickland, Thomas, Bishop of Namur1
- Sydney, Philip, of Add MS 214331
- Tanari, Sebastiano Antonio, cardinal and titular Archbishop of Damascus, 1650-17241
- Tecle, Anne, Superioress ofthe Ursulines at Brussels1
- Temple, William, Master of the Rolls for Ireland, and Ambassador in the Netherlands1
- Thurland, Edward, of Reigate1
- Tuscany, Grand Duchy of. Cosmo III1
- Victor Amadeus II, of Savoy1