- June Jordan & Adrienne Torf -- Jungle Lion
- Jungle Machine -- Junior High
- Junior Hinkson -- Junitoshi
- Junius -- Jupe Jupe
- Jupiter -- Jürgen Wuchner
- Jürgen Wunderlich -- Just Andy
- Just Another Band -- Just Water
- Just Went Black -- Justin Drake
- Justin Drake the Emulator -- Justin Montigne
- Justin Morales -- Justine Allynn
- Justine And The Victorian Punks -- Juz-Cuz
- Juz-T -- JZK
- Jznick -- József Balogh