Effective period / Period of releases: 1962 - 1967

Kazimierz Wiłkomirski (1900–1995) was a Polish cellist, composer and conductor, brother of pianist Maria Wiłkomirska and half-brother of violinist Wanda Wilkomirska and composer/conductor Józef Wiłkomirski. He played in Wiłkomirski Trio with his siblings. Wilkomirski was born in Moscow and studied at the Moscow Conservatory. In the thirties, Kazimierz was a member of Kwartet Polski established by Irena Dubiska and served as a director of the Gdańsk Conservatory.

During the World War II, Wilkomirski lived in the occupied Warsaw and participated in the underground concerts in a trio with his sister Maria and violinist Eugenia Umińska. In 1945, he became a first rector Łódź Conservatory and also joined Szymanowski Quartet, a reformed post-war version of Kwartet Polski.

In the fifties, Kazimierz Wiłkomirski served as a director of the Baltic State Opera (known as Gdańsk Opera at the time) and principal conductor of Opera Wrocławska.