Composers
| Composer name | Year of Birth | Death | Compositions in database |
|---|---|---|---|
| Kajstura, Ladislav | 1927 | 2003 | 10 |
| Korte, Oldřich František | 1926 | 2014 | 13 |
| Klega, Miroslav | 1926 | 1993 | 10 |
| Křížek, Milan | 1926 | 25 | |
| Kosina, Jiří | 1926 | 2000 | 4 |
| Kratochvíl, Jaromír | 1924 | 2010 | 12 |
| Kovaříček, František | 1924 | 2003 | 19 |
| Kratochvíl, Jiří | 1924 | 4 | |
| Kalabis, Viktor | 1923 | 2007 | 94 |
| Kuksa, Emanuel | 1923 | 5 | |
| Kudelásek, Eduard | 1923 | 6 | |
| Kasal, Jan | 1923 | 5 | |
| Katajev, Igor | 1922 | 16 | |
| Kofroň, Jaroslav | 1921 | 1966 | 3 |
| Košťál, Arnošt | 1920 | 2006 | 30 |
| Klupák, Jaroslav | 1920 | 1983 | 3 |
| Klein, Gideon | 1919 | 1945 | 16 |
| Kubiček, Miroslav | 1919 | 1955 | 2 |
| Konvalinka, Miloš | 1919 | 2000 | 7 |
| Kolář, Václav | 1919 | 1971 | 3 |