Igor Kabashkin (1954) – specialist in the field of engineering and computer sciences, professor, hab. doctor, correspondent-member of Latvian Academy of Sciences. >>

Nikolay Kachalov (1911 – 1997) – organist and composer. >>

Maria Kachalova (1927) - fine art expert. >>

Olga Kachalova (1916-1988) - doctor of biology, researcher of the Institute of Biology at the Academy of Science of Latvia. >>

Tatyana Kachalova (maid. name Rozenshild) (1915 – 2010) – habilitated doctor of arts, professor of Latvian Academy of Arts. >>

Varvara Kachalova (1930 - 2020) – harp player and teacher. >>

Vsevolod Kachan (1955) – doctor of philosophy, associate  professor of the University of Latvia. >>

Ludmila Kachkalda (1949 – 2010) – World Champion in rhythmic gymnastics (1967, 1973). >>

Matvey Kadek (1897 — 1950) - doctors of geography, academitian and the 1-st vice-president of the Academy of Science of Latvia,  rector  of Latvian State University (1944-1949). >>

Vasily Kalberg (1893 – 1983) - professor, creator of the post-war school of Latvian Anatomists, rector of Riga Medical Institute (1958-1963), outstanding teacher. >>