Name
- Slingelandt, Simon, Grand Pensionary 17271
- Smissaert, Joan Carel, General; Heer van Sandenbury1
- Smyth and Barker, Messrs1
- Smyth, Charles, of Add MS 330851
- Sommerfeldt, Georg Friedrich, Hanoverian General1
- Sovereigns of Hungary1
- Spence, Thomas, of Add MS 326881
- Spörcke, Rudolf Ulrich, Baron Envoy from Brunswick at the Hague1
- St. Quenaine1
- St. Severin d'Aragon, Alphonse Marie Louis, Comte de St. Severin, French Envoy to Lithuania Plenipotentiary at Aix-la-Chapelle, and Secretary of State1
- Stany-ford, Ambrose, Consul al Alicante1
- Steiguer, Is-1
- Steinberg, Georg Friedrich, Baron, Hanoverian Envoy at Vienna1
- Stephenson, Mark Antony1
- Stevens, Robert, of Add MS 330851
- Stone, Andrew, Under-Sec of State1
- Stoppani, Gian Francesco, Papal Nuncio at Frankfort1
- Stuart, Charles, Vice-Consul in Zeeland1
- Swinburne, Henry, traveller1
- Talbot, Richard, Comte de Tyrconnel French Ambassador at Berlin1