Jméno  | aktivní od | aktivní do | |
| Jakabčič, Matúš | | | |
| Jaksi Taksi | 1992 | |  |
| Jakub Venzel | 1982 | 1986 | |
| Jamair | | | |
| Jamrich, Dušan | | | |
| Jan Burian & Jaroslav Kořán | 2017 | | |
| Jan Burian Band | 2019 | | |
| Jan Kořínek & Grooves | 2000 | | |
| Jan Spálený Trio | | | |
| Janáčkova filharmonie Ostrava | | | |
| Jananas | 2005 | | |
| Janda Janda | 1988 | 1988 | |
| Janda, Dalibor | 1980 | | |
| Janda, Petr | 1959 | | |
| Jandová, Lada | | | |
| Jandová, Zora | | | |
| Janecký, Jaroslav | | | |
| Janis Joplin Revival | 1996 | | |
| Jankeje, Jan | 1969 | | |
| Janota 1935 | 1994 | | |
| Janota-Fidler-Richter | 1983 | 1985 | |
| Janota, Oldřich | 1970 | 2024 | |
| Janoušek-Vondrák | | | |
| Janoušek, Slávek | 1970 | | |
| Janoušková, Aťka | 1950 | | |
| Janů, Petra | 1972 | | |
| Jarmark | 1986 | | |
| Jarret | 1992 | | |
| Jasná páka | 1981 | 1984 | |
| Javorský Vladimír | | | |
