Creators
- Rooster ConspiracyRooster RARoot 74Root DownRoot HogRoot JackRoot ShockRoot ThreeRoots CollectiveRoots In VolutionRoots Of CreationRootsettersRootstandRory Lowe BandRosaRose City BandRose GarlandRose Hill DriveRose's Pawn ShopRosebudRosebud (Jerry Garcia Band Tribute)RosehipsRosemary KrustThe RosesRoses Grove BandRosewaterRosewoodRoss James' Radio GalaxyRoster McCabeRotaryRotorRough CutRoughriders
- Roundhouse GrooveRoy Davis and the DregsRoy Hobbs AgendaRoy Jay BandRoyal BensonRoyal HammerThe Royal NoiseThe Royal WeRubber RevolverRubber SouldiersRubblebucketRubedoRubix WheelRucksack RevolutionRUCKUSRuder Than YouRudy BrownrugburnsRugby RoadRUHARuka SkyeRum CreekThe Rum RunnersRumah SakitRumba de Fuego Kaua'iRumour CubesRumpke Mountain BoysRuna Los AttaRunaway GinRunaway Truck RampRuscoe BlueRush Hour TrainRushad Eggleston
- Russ Liquid TestRuss ThompsonRussell HowardRussell JamesThe Russian NonsembleRusted RootRustic OvertonesThe RustlandersRusty BladenRusty GatesRusty HaywhackersThe Rusty HaywhackersRusty StarzRusty String BandRuthie FosterRX BanditsRyan AdamsRyan AngusRyan ChrysRyan DilmoreRyan FitzsimmonsRyan HumbertRyan JewellRyan Marks & FriendsRyan MillerRyan MontbleauRyan Patrick ImmingRyan Paul and the ArdentRyan Taylor BandThe RyansRyley Walker