Yuri Kizima (1933–2021) – Doctor of Engineering (Dr. sc. ing.), specialist in the field of aviation technology. >>

Ivan Klementyev (1960) – Olympic Champion (1988) and multiple world champion in solo canoeing. Politician, member of the Saeima of Latvia since 2006 >>

Ludmila Kleshnina (1947) – Latvian architect. >>

Vladimir Klesov (1950) – a painter and an icon-painter. >>

Vasily Klevtsov (1909-1998) – famous military pilot, major general of aviation, Hero of the Soviet Union. >>

Vasily Klimenko (1868–1941) – since 1921, professor at the Department of Diagnostics of Internal Diseases of the Medical Faculty of the University of Latvia. >>

Alexis Klimoff (1939) – a professor, an expert in Russian literature. Was an acting chairman of the Association of Russian-American Scholars in the USA  (2011-2018). >>

Constantine Klimoff (Konstantin Klimov; 1896-1974) – a music teacher.

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George Klimoff (1895-1967) – participant of the White movement, an antique collector. >>

Eugene Klimoff (1901-1990) – artist. >>