Alexander Kuzmin (1984–2021) – a human rights activist, politician, public figure. From 2005 to 2009 and  2020 to 2021 the deputy of the Riga City Council >>

Yakov Kuzmin (1913–1999) – professor, vice-rector of the Riga Polytechnic Insitute from 1960 to 1973. >>

Nikolay Kuzminsky (1881-1945) – teacher, chairman of the Union of Russian Teachers in Latvia. >>

Matvey Kuznetsov (1846-1911) – manufacturer, owner of the "Partnership for the production of porcelain, earthenware and majolica products". >>

Nikolay Kuznetsov (1869-1938) – a manufacturer. >>

Nina Kuznetsova (1954) – Director of the Scientific library of the Riga Polytechnic Institute. >>

Nina Kuznetsova (1914-1999) – lawyer. >>

Vladimir Labendik (1946) – professor of the Institute of Transport and Communication, Hab. Dr. of  Engineering. >>

Vladimir Labunsky (1856-1930) – a member of the Riga District Court from 1895 to 1919, since 1920 a member of the Daugavpils District Court. >>

Alexander Labutin (1880-1970) – from 1920 read  lectures on technical mechanics, descriptive geometry and construction statics at the University of Latvia. >>