Boris Kamenetsky (1935) – geophysicist, stayed in polar stations at Shpitsbergen and Chukotka, participant of the 5th and 8th Antarctic expeditions. >>

Yefim Kamkin (1821–1910) – a merchant of the 1st Guild. Gained renown by his donations to  churches. >>

Vasily Kamozin (?–1898) – Russian language teacher, teacher-inspector of the Valmiera City school. >>

Oleg Kanashkov (1939–2005) – Doctor of Engineering (Dr. sc. ing.), docent of the Riga Technical University. >>

Fyodor Kanshevsky (1876-1936) – weightlifter, one of the founders and honorary chairman of the 1st Riga Athletic Club, as well as the honorary chairman of the Weightlifting Union of Latvia, customs officer. >>

Vyacheslav Kansky (1874-1948) – notary. >>

Yermolay Kansky (1872-1946) – doctor, colonel. >>

Irina Karklinya (Goft) (1944-2016) – Head of Riga children`s library Nr. 42, essay writer. >>

Nadezhda Karklinya (1878–1943) –  piano player, teacher, professor of Latvian conservatory. >>

Vitaly Karkunov (1925-2006) – an artist and an educator. >>