Anatoly Stolyarov (1913–1977) – a docent  of the Chair of Philosophy of the Riga Polytechnic Institute. >>

Nikolay Stolygvo (1900–1976) – a physician, professor. >>

Fyodor Strakhovich (1849– ?) – Director of the Baltic Teachers' Seminary (1888-1909), Director of the Volmar / Valmiera Teachers' Seminary (1909-1914), Director of the Yuriev (Tartu) Teachers' Institute (1914–1919). >>

Georg Strazhnov (1947) – a producer, specialist in advertising and PR, lecturer and publicist. >>

Gleb Sudarikov (1972–2020) – a veterinarian. >>

Gennady Sukhanov (1946–2005) – a graphic art, water-colour painter. Master of gravure works and a lithographer. >>

Ivan Sukhov (1892–1979) – a pianist and composer, concertmaster, conductor, teacher. >>

Tatiana Suta (1923–2004) – Latvian ballet dancer, art critic, teacher, popularizer of Latvian classical modernism art. She was awarded the Order of Three Stars, IV degree (1999). >>

Alexander Suvorov (1804–1882) – a public and military leader, general of infantry. From 1848 to 1861 governor general of the Baltiс region and military governor of Riga. >>

Boris Svetlov (1892–1976) – a sworn advocate.  >>