Mikhail Kudryavtsev (1905–after 1941) – lawyer. >>

Konstantin Kuleyev (1880-1971) – teacher, Director of Daugavpils Russian  gymnasium from 1923 to 1935. >>

Mikhail Kulichkov (Ramus) (1955-2010) – an artist, was a member of Riga artist group "Independent Art". >>

Dmitry Kulkov (1906-1989) – violinist, viola player, conductor and composer. >>

Ilya Kulnev (1885–1915) –  a pilot, founder of aerobattic flights on hydroplanes. >>

Yakov Kulnev (1763-1812) – major general, became famous in battles with Napoleon’s army. >>

Anatoly Kuptsov (1935-2011) – historian, docent of the University of Latvia and Baltic International Academy.  >>

Margarita Kurbatova (1902-1992) – Doctor of Medicine, Head of the Chair of Pediatry of Riga Medical Institute (1961-1971).
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Leonid Kurdyumov (1939–2012) – Soviet and Latvian political and administrative leader. >>

Arkady Kurmelyov (1931-2019) – is a well-known teacher and teacher of Mathematics in Daugavpils. >>