| Jessie J | R'n'BPopRockPop RockSoundtrackBalladRapSoul | 6 |
| J. Rosamond Johnson | Folk | 1 |
| Quincy Jones | JazzDisco | 2 |
| Jessica Jay | Dance music | 1 |
| John Fogerty | RockPopDance music | 2 |
| Jasmine Thompson | PopElectronic music | 2 |
| James Smith | Bard music | 1 |
| Joey Gian | Soundtrack | 1 |
| Joss Favela | Folk | 1 |
| MC Ju Bronx | Funk | 1 |
| Meenal Jain | Soundtrack | 1 |
| Judy Collins | Folk | 1 |
