Name
- Sinzendorff, Philipp Ludwig von, Count Austrian Court Chancellor1
- South Sea Company, 1710-?18501
- Spencer, Anne, née Churchill; 2nd wife of Charles, 3rd Earl of Sunderland1
- Spencer, Robert, 2nd Earl of Sunderland, 1641-17021
- Stanhope, Alexander, envoy at The Hague1
- Stefani, Agostino, Bishop of Spiga, d 17281
- Stepney, George, diplomatist1
- Strickland, Thomas, Bishop of Namur1
- Stuart, James Francis Edward, Prince the 'Old Pretender'1
- Swanton, Thomas, Captain; RN1
- Szécseny, Paul, Archbishop of Colocza1
- Telles da Silva, Manoel, Marquês de Alegrete1
- Townshend, Charles, 2nd Viscount Townshend1
- University of Paris1
- Victor Amadeus II, of Savoy1
- Wallenrodt, Johann Christoph, Baron, Prussian Envoy in London1
- Walpole, Horatio, 1st Baron Walpole of Wolterton1
- Wassenaer, Willem?, Lord of Duyvenvoorde; Dutch major-general?1
- Webster, John, of Add MS 615471
- Wesselowski, Frederick, Russian Minister in London1