Anna Segediy (nee Lishina; 1896-1944) –  a teacher of Russian and German. >>

Text is not translated >>

Pavel Selivanov (1952) – as member of the USSR volleyball team became Olympic Champion in 1980. >>

Lidia Semyonova (1925–2015) – Docent of the Chair of Material Engineering of the Riga Polytechnic Institute from 1968 to 1990. >>

Maria Semyonova (1910-1988) – Docent of the Faculty of Philology of the Latvian State University, Candidate of Philological Sciences. Specialist in the field of dialectology and comparative grammar of the Russian and Latvian languages. >>

Ulyana Semyonova (1952–2026) – as a member of the USSR basketball team twice won the Olympic gold medals (1976, 1980). The best Latvian basketball player of the 20th century. >>

Yakov Serafimov (1884-1949) – a teacher  of Math at the Riga city Russian gymnasium (former Lomonosov). >>

Julia Serafimova (née Baskakova; 1887–?) – a singer and vocal teacher, adocnt of the Latvian Conservatory. >>

Seraphim (secular name Semyon  Protopopov; 1818–1891) –  a bishop of Riga and Jelgava (1874-1877). >>

Lydia Seraya (1936-2020) –  a teacher of Latvian and Russian. >>