Ja Rule
Músicas: What's Luv (& Fat Joe & Ashanti) - Clap Back - Always on Time (feat. Ashanti) - Mesmerize (feat. Ashanti) - Put It on Me (feat. Lil' Mo & Vita)
The Jackson 5
Também conhecida como The Jackson Five, The Jackson 5ive, J5, The Jacksons
Veja também: Michael Jackson

Músicas: Who's Lovin' You - ABC - Can You Feel It - I Saw Mommy Kissing Santa Claus - I'll Be There
Nicky Jam
Músicas: X (& J Balvin) - El perdón (feat. Enrique Iglesias) - Travesuras - El Amante - Cásate conmigo (feat. Silvestre Dangond)
Jedward Músicas: Under Pressure - Lipstick (Eurovision 2011 Ireland)
Jemini
Músicas: Cry Baby
Jewel Músicas: Intuition - Hands - Standing Still - Stay Here Forever (Valentine's Day) - Down So Long
Scarlett Johansson Músicas: Set It All Free (Trilha sonora do filme Sing) - Relator (& Pete Yorn)
Jordy Músicas: Alison
Journey
Neal Schon, Ross Valory, Jonathan Cain, Deen Castronovo & Arnel Pineda
Músicas: Don't Stop Believing (Small Town Girl) - Separate Ways (Worlds Apart) - Send Her My Love - Open Arms - I'll Be Alright Without You
Joy Músicas: Touch By Touch
Jubel Músicas: Dancing in the Moonlight (feat. NEIMY) - On the Beach
Julie and the Phantoms
Madison Reyes, Charlie Gillespie, Cheyenne Jackson, Jadah Marie & Savannah Lee May
Músicas: Stand Tall - Unsaid Emily (Charlie Gillespie) - Wake Up (Madison Reyes) - Bright - Edge of Great
The Justice Collective
& Andy Brown, Gerry & The Pacemakers, Paul Heaton, Glenn Tilbrook, John Power, Melanie C, Robbie Williams, Rebecca Ferguson, Holly Johnson, Beverley Knight, Paloma Faith, Eliza Doolittle, Dave McCabe, Peter Hooton, Ren Harvieu, Jon McClure, Paul McCartney, Shane MacGowan, Bobby Elliott, Tony Hicks, Hollie Cook & Ian Prowse
Músicas: He Ain't Heavy, He's My Brother