Vladimir Kastorsky (1908-1984) – professor, doctor of technical sciences, specialist in the field of aerodynamics of aircraft and aerodynamics of helicopter propellers. >>

Yuri Kasianich (1955) – poet, prose writer, translator. >>

Vladimir Kasyanov (1946) – Hab. Doctor of Engineering, professor, correspondent-member of Latvian Academy of Sciences. >>

Alexander Katalymov (1909-1980) – well-known surgeon and gynecologist. >>

Nikolay Katalymov (1886-1947) – well-known  surgeon in Daugavpils (Latvia). >>

Nikolay Katishev (1900-1978) – colonel-lieutenant of the Latvian Army. >>

Arkady Kats (1931) –  an artistic director from 1963, and from 1965 to 1988 principal director of the Riga Russian Drama theatre. >>

Nikolay Kavas (1905-1989) – chartered lawyer. >>

Alexander Kaverznev (1932–1983) – one of the most popular TV journalists of international affairs. >>

Alexander Kaverznev (1881–1949) – a teacher of Russian and Literature in educational establishments of Riga, from 1945 lecturer of Riga Pedagogical Institute. >>