- JJ
- JJ
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- JJa
- JaJab
- JabJac
- JacJac
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- JJus
- JusJus
- JusJuw
- JUWJYO
- JyoJZA
- J.C.A. (German electronic music producer)
- J.D.A., DJ
- J.D.S. (UK happy hardcore group, known for Higher Love)
- J.E
- J.E. Sunde
- J.E.T. (1970s Italian band)
- J.Howell
- J.I the Prince of N.Y
- J.I.D
- J.J. (Tony Kirkham and a very down-tempo Jan Johnston)
- J.J. Fad
- J.J. Jackson (Soul singer/songwriter, first LP on Calla)
- J.K. (Eurodance project)
- J.K. (Bassist)
- J.K. the Reaper
- J.Lamotta
- J.Lately (rapper us)
- J.Lately feat. Ian Kelly
- J.Lately Feat. Wright, Dizzy
- J.M. Hamony
- J.M. Silk
- J.M.K.E.
- J.O.E (Jamaican reggae singer (formerly known as Lil Joe))
- J.O.Y, JOY (German R&B singer)
- J.Outlaw (US Rapper)
- J.P. (Milwaukee rapper)
- J.P. Nyströms
- J.P.A.
- J.Period
- J.Period & Nneka
- J.Plantana
- J.R. August
- J.R. Carroll
- J.R. Vautour
- J.R.A.
- J.Rich
- J.Robb
- J.S. (rapper Jochan Scott of 54th Platoon)
- J.S. Mahlon
- J.Sheon
- J.Soul
- J.T. (Ambient/Experimental from Vancouver)
- J.T. Machinima
- J.T.S. (James T. Stanhope; Happy Hardcore)
- J.Tajor
- J.U.I.C.E.
- J.U.S.T.I.C.E. League (US hip hop producers)
- J.V. (rap artist, features on "Book of Thugs" album by Trick Daddy)
- J.Views
- J.Views feat. Lembersky, Noa
- J.Views feat. Scarr, Kelli
- J.Wess
- J.Wess feat. Kulaia, Lolly & Digga
- J'cuuzi
- J'Martin (Martín Espinal, bachata singer)
- J'son (90s US R&B singer)
- J’calm
- J’mere
- j’san.
- J&R Project
- J+1
- J+1 feat. Dr DisRespect
- J×Nishikawa, Takanori
- j1gggs
- J2 (Jay Singh, producer)
- J2 feat. Cameron the Public
- J2 feat. Hensley, Casey
- J2 feat. I.Am.Willow
- J2 feat. McMahon, Coleen
- J2 feat. Sizzy Rocket
- J2 feat. StarGzrLilly
- J2 feat. Tessa Evans
- J2 feat. Wulf
- J2K (indie artist)
- j3nna
- J4
- J4N D4RK
- J4y (French - English rapper)
- J4yDiZz1e
- J57 (American rapper and producer)
- J9ueve (French rapper)
- J9ueve feat. La Fève
- Ja Rule
- Ja Rule feat. Ashanti
- Ja Rule feat. Baltimore, Charli
- Ja Rule feat. Baltimore, Charli
- Ja Rule feat. Black Child
- Ja Rule feat. Black Child & Caddillac Tah
- Ja Rule feat. Bleek, Memphis
- Ja Rule feat. Brown, Bobby
