Name
- Spencer, Francis Almeric, 1st Baron Churchill1
- Spencer, George, 3rd Duke of Marlborough1
- Spencer, Henry John, diplomatist1
- Spiegel, Laurens Pieter van, Grand Pensionary of Holland1
- St. John, J-1
- Stadion, Johann Philipp Carl Joseph, Count, Imperial Envoy in London1
- Talbot, Mary Lucy, wife of T M Talbot, of Margam1
- Thurlow, Edward, 1st Baron Thurlow, Lord Chancellor1
- Tierney, George, President of the Board of Control1
- Tighe, Edward, Commissioner of Accompts for Ireland1
- Tonson, Charlotte Theodosia, wife of William, 2nd Baron Riversdale1
- Townshend, Anne, 2nd wife of George 1st Marquess Townshend1
- Vansittart, Nicholas, Baron Bexley1
- Vardill, John, Reverend; American Spy1
- Vincent, Francis, 9th Baronet, Parliamentary Under-Secretary for Foreign Affairs1
- Washington, George, US President1
- Watson, George, afterwards Secretary to Lord Castlereagh1
- Wedderburn, Alexander, Baron Loughborough, 1st Earl of Rosslyn1
- Wentworth, Paul, of Add MS 344131
- Whitworth, Charles, afterwards Baron and Earl Whitworth, Minister at Warsaw and (1788-1800) at St. Petersburg1