Name  | active from | active to | |
| Javory | 1974 | | |
| Javory beat | 2009 | | |
| Jazz Celula | 1968 | 1984 | |
| Jazz Famelia | 2009 | | |
| Jazz Fragment | 1975 | | |
| Jazz Q | 1964 | |  |
| Jazz sanatorium | 1970 | 1979 | |
| Jazzove kvarteto Ladislava Gerhardta | 1961 | 1963 | |
| Jazzove studio Cs. rozhlasu | 1962 | 1965 | |
| Jednofazove kvasenie | 1982 | | |
| Jeff Biograf | 1993 | | |
| Jelinek, Jiri | 1970 | 1977 | |
| Jelinek, Jiri | 1946 | 1984 | |
| Jelinek, Miki | | | |
| Jelinek, Stanislav | | | |
| Jelinkova, Jana | | | |
| Jen tak | 1986 | 2009 | |
| Jen zadnou paniku | 1990 | 1991 | |
| Jergus Oravec Trio | 2012 | | |
| Jerusalem | 1988 | | |
| Jerabek, Ivan | | | |
| Jesenska, Jitka | | | |
| Jeste jsme se nedohodli | 1980 | | |
| Jezinky | 1970 | | |
| Jezil, Milos | | | |
| Jihoceska filharmonie | | | |
| Jina rychlost casu | 1992 | 1993 | |
| Jindrak, Jindrich | | | |
| Jiran, Jan | 1977 | | |
| Jirous, Martin (Magor) | | | |
