- The Jimneil Project -- The Jivers
- The Jivers&The Brother Dan All Stars -- The Joe Goode Performance Group
- The Joe Gordon Skiffle Group -- The John Alldis Choir
- The John Alldis Choir [Choir] -- The John Halloran Singers
- The John Henrys -- The John Sullivan Brigade
- The John Sullivan Project -- The Johnny O. Band
- The Johnny Otis Big Band -- The Johnsons
- The Johnston Brothers -- The Jolly Ranchers
- The Jolly Roger Team -- The Jones Family
- The Jones Family -- The Jonzun Crew
- The Jook -- The Joy Formidable
- The Joy House -- The Juan Valdez Love Machine
- The Jubalaires -- The Judas Coven