- JJ
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- JJab
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- JusJVG
- JVGJZA
- Japanese Breakfast (Michelle Zauner's solo project and band)
- Japanese Breakfast feat. Bridges, Jeff
- Japanese Breakfast feat. Soyoon
- Japanese Folk Metal
- Japanese Heart Software (Nat Chippy)
- Japanese House, The
- Japanese House, The feat. MUNA
- Japanese Popstars, The
- Japanese Telecom (Detroit techno)
- Japanese Television
- Japanese Voyeurs
- Japanese Wallpaper
- Japanese Wallpaper feat. Airling
- Japanische Kampfhörspiele
- Japanther
- Jape (Irish downtempo/folk rock)
- Japh Dolls (Japanese-Filipino girl group)
- Japhia Life
- Japhor
- Japinha Conde (Brazilian singer)
- Japiu (Latin singer-songwriter)
- Japiu feat. Abril Monzón Spinelli
- Japiu feat. Gusberti, Paula
- Jappo, DJ
- Jaqee
- JAR (Czech rap group)
- JaR (Pop, R&B, AC, AOR, Jazz)
- JAR & Mňága a Žďorp
- JAR & Poláková Barbora
- JAR & Štorm, František
- Jar Family, The
- Jar, Dora (American singer–songwriter)
- JAR. (Vancouver metal band)
- Jara, Luis
- Jara, Paola
- Jara, Pepe (Mexican bolero singer)
- Jara, Víctor
- Jara, Víctor + Quilapayún
- Jarabe de Palo
- Jarabe de Palo & Drexler, Jorge
- Jarabe de Palo & Ketama
- Jarabe de Palo & Mari, La
- Jarabe de Palo & Sanz, Alejandro
- Jarabe de Palo & Silvestre, Kekko
- Jarabe de Palo & Vega, Antonio
- Jarabe de Palo con Drexler, Jorge
- Jarabe de Palo con Gabylonia y La Duende
- Jarabe de Palo con Orozco, Antonio
- Jarabe de Palo con Sanz, Alejandro
- Jarabe de Palo feat. Drexler, Jorge
- Jarabe de Palo feat. Sabina, Joaquín y Tarque, Carlos
- Jaramar
- Jarami
- Jaramillo, Argemiro
- Jaramillo, Julián
- Jaramillo, Julio
- Jaramillo, Pepe (Mexican pianist, composer, recording artist)
- Jaramillo, Sara
- Jaramillo, Sara feat. Yelsid
- Jarboe
- Jarboli (The most Belgrade-like of all local rock bands.)
- Jarcha
- Jarcrew
- Jardier
- Jardin (French/Brussels rave/electro producer Lény Bernay)
- Jardin Animal
- Jardín de la Croix
- Jardín de la Esquina, El
- Jardín es un Desastre, El
- Jardin Mécanique (Groupe Québecois)
- Jardine
- Jardine, Al
- Jardine, Al feat. Baldwin, Alec
- Jardine, Al feat. Campbell, Glen
- Jardine, Al feat. Jardine, Matt
- Jardine, Al feat. Wilson, Brian, Beckley, Gerry & Bunnell, Dewey
- Jardine, Al feat. Young, Neil, Crosby, David & Stills, Stephen
- Jare (Basque band)
- Jare & VilleGalle
- Jareal, B. (R&B/Soul Artist from Detroit MI.)
- Jarecki
- Jarecki & BRK
- Jarecki, BRK feat. Cheeba
- Jarecki, BRK feat. Grubson
- Jarecki, BRK feat. Udoo
- Jared (Chilean singer)
- Jared & the Mill
- Jared Benjamin (Jared Benjamin is an independent musician from Long Island, making caffeine-induced music with a focus on mental health and story-telling.)
- Jared Mees & the Grown Children (Portland, OR)
- Jaret and Kelly
