Leonid Sobinov (1872–1934) –  an opera singer, was a frequent visitor to Riga. >>

Boris Sochenov (1916–1996) – a sea captain, Candidate of Economic Sciences. >>

Pimen Sofronov (1898–1973) – a world famous Old Believier icon-painter and restorator. >>

Kirill Soklakov (1983) – a local historian, teacher of German and publicist. >>

Artur Sokolov (1984) – a ballet dancer and leading soloist with the Latvian National Opera and Ballet (LNOB). In 2021, he was awarded the Order of the Three Stars, 4th class. >>

Vasily Sokolov (1950–2023) – since 2004 headed the Baltic representative office of the Russian news agency Rosbalt. >>

Vladimir Sokolov (1952) –  a Chairman of the Union of Citizens and Non-citizens. From 2017 to 2020, President of the Russian Community of Latvia. >>

Konstantin Sokolsky (Kudryavtsev; 1904–1991) – a popular show singer. >>

Vyacheslav Soldatenko (1969–2021) – is a well-known blogger, writer and screenwriter. >>

Olga Solovey (1914–2008) – a historian, long-year scientific collaborator of the Dome Museum, a branch of the Museum of the history of Riga and Navigation. >>