Alexander Sallak (1885 -?) –  a teacher of History and Russian, Deputy Head of the Russian department of the Ministry of Education of the Republic of Latvia from 1920 to 1934. >>

Yevgeny Sallinen (1954-2009) – Doctor of Maths, Docent of the Chair of Higher mathematics of the Riga Technical University. >>

Margarita Saltupe (born Morozova; 1917-2006) – a physician, popularizer of the artist Eugene Klimoff's (1901-1990) creativity >>

Feodor Samansky (1719–1794) – in 1760 consecrated the first prayer-house for Old Believers in Riga, nowadays known as the Riga Grebenshchikov Temple. >>

Yuri Samarin (1819-1876) –  a public figure, publicist, Slavophile.  >>

Georgy Samsonov (1930) – а sea captain of the Latvian Shipping Company. >>

Ilya Samsonov (1841–1917) – Head of the Riga Central Post Office from 1900 to 1910. >>

Yevgeny Sapronenko (1978) – silver winner of the Olympic games (2004) in gymnastics. >>

Anatoly Savchenko (1933-1998) –  an opera singer, tenor, soloist of the Latvian opera from 1959. >>

Vasily Savchenko (1923–2014) – a military historian, Doctor of Historical Sciences. >>