Tatiana Kosinsky (1903-1981) – an icon painter. >>

Vladimir Kosinsky (1868–1938) – professor, specialist in the field of political economics. Worked at the  Riga Polytechnic Institute from 1901 to 1904 and at the University of Latvia from 1928 to 1938. >>

Vladimir Kosinsky (1908-1959) – assistant at the faculty of medicine of the University of Latvia. After the war worked  at Stradinya Republic Clinic hospital. >>

Marina Kostenetskaya (1945) – writer, broadcaster, essay writer and public person. >>

 Viktor Kostenich (1881-1959) – a sworn advocate. >>

Leonid Kostrubin (1942) – a singer (bariton) and musician instrumentalist. >>

Gennady Kotov (1957–2023) – lawyer, ex-deputy of the Riga City Council, human rights activist, long-term co-chairman of the Latvian Human Rights Committee. >>

Svetlana Kovalchuk (1956) – Dr. Philosophy, Senior Researcher of the Institute of Philosophy and Sociology  of the University of Latvia. >>

Anna Kovalyova (1919-1997) – an  actress of Riga Russian Drama Theatre (1944-1948) and  Riga Young Spectator`s Theatre (1948-1976). >>

Olga Kovsh (1918-2003) – therapeutic, Doctor of medical sciences,  prorector of the Riga Medical Institute (1958-1961). >>