- Ofard
- Ofarim, Esther
- Ofarim, Gil
- Ofasia
- Ofdrykkja
- Ofege
- Ofelia (Iga Krefft)
- Ofenbach (French DJ duo)
- Ofenbach & FAST BOY
- Ofenbach & Henderson, Ella
- Ofenbach & Portugal. The Man
- Ofenbach & Quarterhead
- Ofenbach & Quarterhead feat. Martine, Norma Jean
- Ofenbach & Rehab
- Ofenbach & SVEA
- Ofenbach & Waterhouse, Nick
- Ofenbach feat. Ingrosso, Benjamin
- Ofenbach feat. J.Lagique
- Ofenbach vs. Waterhouse, Nick
- Ofermod (Swedish black/death metal)
- Oferta Especial
- Off (Organisation For Fun, with Sven Väth)
- Off Bloom (Anglo-Danish 3-piece)
- Off Broadway (American rock band)
- Off by One
- Off Course (Japanese folk band)
- Off Kilter
- Off Limits (Celtic/Gothic rock band from Germany)
- Off Minor
- Off Road Minivan
- Off the Beat (University of Pennsylvania Co-ed a Cappella Group)
- Off The Coast
- Off the Record (Christian rock band)
- Off Thoughts (artist from Germany)
- Off With Their Heads
- Off, Fake (hardcore punk)
- OFF! (US hardcore punk band)
- Offa Rex (Olivia Chaney and The Decemberists)
- OFFAIAH
- Offbeat (UK rapper)
- Offcutts
- Offenbach (Quebec group)
- Offenbach, Jacques
- Offended
- Offenders (USA punk band)
- Offenders, The (Italian ska band)
- Offendum, Omar
- Offering, The (Boston metal band)
- Offerman, Jim
- Office (Chicago indie rock band)
- Office Culture
- Officer Down
- Officer Negative
- Officer X
- Official (Australian born contemporary R&B artist)
- Official Hec (New York Rapper)
- Official HIGE DANdism
- Official Secrets Act
- officina della camomilla, L'
- Officina meccanica
- Officina Zoè
- Officium Triste (Dutch Death/Doom Metal band)
- Offishall, Kardinal feat. P., Lindo
- Offishall, Kardinal feat. T‐Pain
- OFFL1NX
- Offlaga Disco Pax
- OFFMi (Russian rapper)
- offonoff (korean duo)
- Offor, Blessing
- Offseason, The
- Offset (Atlanta rapper, member of Migos)
- Offset & Metro Boomin
- Offset feat. Cardi B
- Offspring (UK punk band)
- Offspring (pop)
- Offspring (70s prog rock)
- Offspring, The (American punk)
- Offspring, The feat. Redman
- Oficina Blues
- Oficina G3 (Braziliam Christian Band)
- OfMan, Lewis
- Ofner, Dominik (Austrian Singer, Band, Folk, Pop)
- Oforia
- Ofrin (Israeli singer based in Berlin, Germany and Tel Aviv, Israel)
- OG Buda feat. lil krystalll
- OG Hindu Kush
- OG Hindu Kush feat. I.Blast
- OG Hindu Kush feat. Narcicyst, The
- OG Hindu Kush feat. Royce da 5′9″
- OG Keemo (German rapper)
