Sergey Kurnosov (1916-1995) – docent, Candidate of Technical Sciences, dean of Mechanical faculty of Riga Institute of Civil Aviation Engineers. >>

Tatyana Kurysheva (1937) – musicologist, musical journalist and critic. >>

Pavel Kushnirov (1863-1911) – teacher in Riga Real school named after Peter I. >>

Elena Kutner (1937) – Candidate of Chemical Sciences, docent of Riga Polytechnic Institute. >>

Afanasy Kuzmin (1947) – Latvian shooter, participant of 9 Olympic Games. At the Olympic Games (1988, Seul) won the gold medal, at the next  Games (Barselona, 1992) was the second one.
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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. >>