Ellis Sandoz
Girolamo Savonarola
Jean-Baptiste Say
Philip Schaff
Albert Schatz
James T. Schleifer
Helmut Schoeck
Committee of the Association of American Law Schools
Lewis Amherst Selby-Bigge
Arthur Seldon
Nassau William Senior
Anthony Ashley Cooper, Earl of Shaftesbury
William Shakespeare
George Bernard Shaw
Colleen A. Sheehan
Percy Bysshe Shelley
Steve Shepherd
Jonathan Shipley
King Shudraka
Algernon Sidney
Anonymous (Sincerus)
Ljubo Sirc
Jean Charles Léonard Simonde de Sismondi
Samuel Smiles
Adam Smith
Bruce Smith
George H. Smith
Goldwin Smith
Vera C. Smith
Tobias Smollett
Sophocles
Herbert Spencer
Benedict de Spinoza
Lysander Spooner
Piero Sraffa
Germaine de Staël
James Fitzjames Stephen
Dugald Stewart
Snorre Sturlason
Francisco Suárez
William Graham Sumner