Boris Kholodov (1941) – Doctor of Engineering (Dr. sc. ing.), Docent of the Riga Technical University. >>

Pavel Khomsky (1925–2016) – an actor (1948–1951), producer  of Riga Russian Drama Theatre  (1959–1961), producer of Riga Young Spectator`s Theatre (1951–1961).  >>

Yuri Khrol (1933-2008) – Habilitated Doctor of Chemistry (Dr. habil. chem.), professor, specialist in wood chemistry and technology, forest ecology, honorary member of the Latvian Academy of Agricultural and Forest Sciences (2000). >>

Pyotr Khudobchenok (1947-2024) – a famous craftsman in ceramics from Daugavpils. >>

Stephan Kirillov (1877-1967)  – Old Believers public and political leader. >>

Igor Kirko (1918-2007) – Doctor of Physics and Mathematics, academician, from 1948 to 1967 director of the Institute of Physics of  Latvian Academy of Sciences. >>

Imant Kirtovsky (1930–2020) – an economist, professor, Director of the Institute of Economics of the Latvian SSR from 1974 to 1990 >>

Mikhail Kiryakov (1874 – approx. 1952) – a member of Latgalian dstrict court, since 1934 member of  Daugavpils district court. >>

Vasily Kislov (1847-1892) – a conductor and composer, choir master of the Riga  Bischop`s Choir >>

Alexey Kizelbash (approx 1850-1916) – architect, public figure. >>