Eduard Yakubaitis (Jakubaitis;1924-2006) – a founder of the Riga scientific school of technical cybernetics. Director of the Institute of Electronics and Computer Engineering (1960-1992). Academician of the Latvian Academy of Sciences >>

Tamara Yakubaitis (1927-1984) – Candidate of Philology, Docent of the Russian Language Department of the Latvian State University. >>

Viktoria Yarkina – a sworn advocate, Doctor of Law (Dr. iur.). >>

Dmitry Yegorov (1925-1976) – geologist, discovered large deposits of minerals (gold, etc.) in Siberia. >>

Vyacheslav Yenenkov (1940-2013) – Doctor of Technical Sciences, professor, inventor. >>

Ivan Yupatov (1865–1944) – professor.  Head of the Russian Department of the  Ministry of Education of Latvia (1923-1924; 1925-1934). Deputy of the 2nd Saeima of Latvia. >>

Vladimir Yurik (1924-1989) – Docent of the Chair of Russian language and Literature of the Facultu of Pedagogy jf the Latvian State University, author of articles and textbooks on the problems of comparative grammar of the Russian and Latvian languages. >>