Vladimir Knyazevsky (1896–?) – cello player and public musical figure. >>

Nina Kochubei (1929-2010) – Candidate of Economic Sciences, Assistant Professor of Riga Polytechnic Institute. >>

Ivan  Kochugov (1892–after 1977) – shipbuilding engineer. Engineer of the Riga city Buiding office, author of the pontoon bridge project in Riga. >>

Ludmila Koehler (born Zemmering; 1917-2006) – specialist in Slav languages and literature. After retirement became a nun. >>

Irena Kohler (1904-?) – teacher of history, Latin and German. >>

Johann Koehler (1873–1954) – Director of  Riga city Russian Secondary School (1919 – 1921), teacher of history. >>

Nina Kohler (1907-?) –  a teacher of German and Russian. >>

Nikolay Kokhanovsky (1870-1961) – from 1924 to 1929 read a course on political economics at the University of Latvia. >>

Alexey Kolosov (1864-1935)  – an arcpriest. >>