Composers
| Composer name | Year of Birth | Death | Compositions in database |
|---|---|---|---|
| Klupák, Jaroslav | 1920 | 1983 | 3 |
| Klusák, Jan | 1934 | 105 | |
| Klusák, Martin | 1987 | 9 | |
| Klusák, Vladimír | 1916 | 1991 | 2 |
| Knirsch, Erik | 1928 | 1 | |
| Knížák, Milan | 1940 | 68 | |
| Kocáb, Michael | 1954 | 19 | |
| Kocian, Jaroslav | 1883 | 1950 | 1 |
| Kofroň, Jaroslav | 1921 | 1966 | 3 |
| Kofroň, Petr | 1955 | 64 | |
| Köhler, Jiří | 1938 | 1 | |
| Kohn, Viktor | 1944 | 0 | |
| Kohout, Jaroslav | 1935 | 2 | |
| Kohout, Josef | 1895 | 1958 | 2 |
| Kohout, Karel | 3 | ||
| Kohout, Pravoslav | 3 | ||
| Kohoutek, Ctirad | 1929 | 2011 | 97 |
| Kokoška, Miroslav | 1944 | 2005 | 3 |
| Kolafa, Jiří | 1930 | 2001 | 8 |
| Kolář, Václav | 1919 | 1971 | 3 |