- RR
- RRab
- RACRad
- RadRad
- RadRad
- RadRaf
- RAFRaf
- RafRag
- RagRah
- RahRai
- RaiRai
- RaiRaj
- RajRAM
- RAMRam
- RamRam
- RamRam
- RamRan
- RanRan
- RanRao
- RaoRap
- RapRar
- RASRas
- RasRat
- RatRau
- RauRav
- RavRaw
- RawRay
- RayRay
- RayRaz
- Razre
- ReaRea
- ReaReb
- RebRec
- RecRed
- RedRed
- RedRed
- RedRed
- RedRed
- RedRed
- RedRee
- ReeRef
- RefReg
- RegReh
- RehRei
- ReiRei
- ReiRel
- RelRem
- RemRen
- RenRen
- RENReq
- ReqRes
- ResRet
- RetRev
- RevRev
- RevRey
- ReyRey
- ReyRhe
- RheRhy
- RhyRib
- RibRic
- RicRic
- RicRic
- RicRic
- RicRie
- RieRig
- RigRil
- RilRin
- RinRIO
- RRiR
- RIRRit
- RitRit
- RitRiv
- RivRiv
- RivRJD
- RJDRO
- ROARob
- RobRob
- RobRob
- RobRob
- RobRoc
- RocRoc
- RocROC
- RocRoc
- RocRod
- RodRod
- RodRog
- RogRoh
- RohRol
- RolRom
- RomRom
- RomRom
- RomRon
- RonRon
- RonRoo
- RooRop
- RopRos
- RosRos
- RosRos
- RosRos
- RosRos
- RosRos
- RosRos
- RosRot
- RotRou
- RouRow
- RowRoy
- RoyRoy
- RoyRoz
- RozRub
- RubRuc
- RRud
- RudRuf
- RufRui
- RuiRun
- RunRun
- RunRuP
- RuPRus
- RusRus
- RusRV
- RVRya
- RyaRyn
- RynRZO
- Reis, Joabe
- Reis, Marc
- Reis, Mário
- Reis, Nando
- Reis, Nando & Rosa, Samuel
- Reis, Rachel
- Reis, Sérgio
- Reischman, John
- Reiser, Rio
- Reisinger, Margot (Existence, Margot Vogl)
- Reisman, Leo and His Orchestra
- Reiss, Monty
- Reitan, Malin
- Reitano, Mino
- Reiter, Emanuel (Swiss singer-songwriter)
- Reitzell, Brian (American score composer)
- Reitzell, Brian & Harry, Deborah
- Reitzell, Brian & Lanegan, Mark
- Reitzell, Brian & Manson, Shirley
- Reivers, The
- Reiwa Pia (Reiwa, Pia Waa)
- Rej3ctz (Electro funk / Funk / Hip Hop, California)
- Rejda, Anna
- Reject
- Reject da Illest
- Reject the Sickness (Belgian death metal)
- Rejecta (Hardstyle by Wesley Joosten)
- Rejecta & Act of Rage
- rejection (Doujin artist)
- Rejestracja
- Rejoice (US HC punk)
- Rejoice Singers and Orchestra
- Rejuvenation (Technical Death Metal Band from Sofia Bulgaria)
- Reka (Russian post-hardcore)
- Rekah
- Rekami (Finnish rap artist)
- Reket (Estonian MC)
- Rekevin
- Rekkinom
- Reklaws, The
- Reklaws, The feat. Band, James Barker
- Rekless, Roger
- Rekman Seller (French singer)
- Rekoil
- Reks
- Reks feat. Termanology
- rekstizzy (hiphop)
- Relámpagos (Post-Hardcore band from Santiago, Chile)
- Relámpagos del Norte, Los (Norteño group)
- Relapse Symphony, The (Rock Band)
- Relate. (Relate Denver post pop punk)
- Relation
- Relationship, The (rock band formed by Brian Bell)
- Relative Ash
- Relatives Menschsein
- Relatives, The (Gospel / Soul)
- Relativity (Scots-Irish band)
- Relativity (jazz group)
- Relator (Calypso artist Willard Harris)
- Relax (Dutch hiphop group)
- Relax (German Pop / Rock / Schlager)
- Relaxed Minds
- Relaxed Muscle
- Relaxing Piano Covers
- Relaxing Sounds of Nature
- Rele
- Rele, Sonna
- Release (New Jersey hardcore band)
- Release Hallucination (japanese doujin circle)
- Release the Sunbird
- Relena-Rochelle (singer/rapper)
- Relent (Christian Nu Metal Band)
- Relentless (US rapper)
- Relentless Flood (Christian Rock Band)
- Relespública
- releveleR
- Relf, Keith
- Relia, Tapas
- Reliably Bad (Funk-Pop band from NC)
- Relic (French Rap)
- Relic Hearts (Modern Rock/Alternative Rock Band from Pennsylvania, USA.)
- Relick
- Relics of Humanity
- Relient K
- Religious, Electric
- Reliqa
- Reliqa Feat. Harmanis, Sean
- Reliquary
- Reliquiae
- Relish (Northern Irish rock band)