- RR
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- Restless Streets
- Restorations
- Restrained (Terence de Jong, hardcore/gabber)
- Restraining Order (Hardcore band from Massachusetts)
- Restricted (Rhys Sfyrios)
- Restrospect (Memphis rock band)
- Resul Balay
- Result (Christian hip hop artist)
- Resurge (Death Metal band from Tomar, Portugal)
- Resurrection (US death metal band from Tampa)
- Resurrection Band (Christian rock band, also known as "Rez Band" or "Rez")
- Resurrection Eve
- Resurrection Kings (US Heavy Metal/Hard Rock band)
- Resurrection Singers
- Reta (French rapper)
- Retaliation (Swedish grindcore band)
- Retaliation (Hardstyle by Robin Fischer & Sander Schneider)
- Retaliators, The (2021 feature film)
- Retana, Maruja
- Retard-O-Bot
- Retch (US rapper, a.k.a. Retchy P)
- Retep Folo
- Rethmeier, Cindy
- Reticent, The
- Reticulate (Spanish death metal band)
- Retief, Bruce
- Retina.it (Italian electronic duo)
- RetiredOrphan
- Retirement Party
- Retka, Anthony
- Retno
- ReTo (polish rapper)
- Retoños del Rio
- Retox (Rock band from San Diego)
- Retrace the Lines
- Retractor
- Retratos de heroína
- Retribution Gospel Choir (indie rock)
- Retriever
- Retrigger
- Retro
- Retro & Flawless
- Retro Crowd
- Retro Culture
- Retro Spankees, The
- Retro Stefson
- Retro Video Club (Scottish Indie/Rock band, Edinburgh)
- Retro X
- Retroacción (Peruvian rock band)
- Retrobot, The
- RetroElectric Big Band
- Retrogame Tributes
- Retrograde (Canadian rock band)
- Retrograth
- Retronic Voice
- Retronome
- Retropop
- Retrosic, The
- Retrospective (progressive rock band from Poland)
- Retrospective Soundtrack Players, The
- RetroVision
- Rettore (Donatella Rettore)
- Rettore, Donatella
- Return (Norwegian rock band)
- Return from Exile
- Return to Darkness
- Return to Dust
- Return to Forever
- Return to Forever featuring Corea, Chick
- Return, The (techno producer Jose Reynoso)
- Return, The (California alternative band)
- Returners, The (Horror punk group)
- Returners, The (polish hip-hop production duo)
- Returners, The feat. Białas, Bonson, Quebonafide
- Returners, The feat. Kuban
- Returners, The feat. Małpa
- Returners, The feat. Otsochodzi
- Returners, The feat. Ras
- Returners, The feat. WSRH
- Returning We Hear the Larks (Ambient Metal solo project of Jack Noble)
- Retuses, The
- Reuben (English alternative rock/metal band)
- Reuben and the Dark
- Reuben Gray
- Reubens Accomplice
- Reubke, Sophie
- Reunion (jazz duo Mathias Landæus & Jens Lodén)
- Reunion (70s group "Life Is a Rock")
- Reunión Norteña, La (Regional Mexican)
- ReUnion of Souls, The