Liste
- Arnalds, Ólafur
- Josefin Öhrn And The Liberation
- O'Brien, Ed
- O'Brien-Docker, Ian
- O'Connor, Sinéad
- O'Death
- O'Donnell, Roger
- O'Donovan, Aoife
- O'Neil, Tara Jane
- O'Reilly, Ryan
- O'Riordan, Dolores
- O'Sullivan, Gilbert
- O'Tool, Marc
- O, Karen
- O-Town
- O-Zone
- O.S.I.
- ODMGDIA
- OG Keemo
- OG Lu
- OG Maco
- OK Go
- OMD
- OMFO
- OMI
- OOIOO
- OPM
- Oakenfold, Paul
- Oasis
- Oath, The
- Oathbreaker
- Obel, Agnes
- Oberst, Conor
- Obie Trice
- Obituary
- Obscenity
- Obscenity Trial
- Obscura
- Obsidian
- Ocean Colour Scene
- Ocean, Frank
- Ocean, The
- Oceana
- Oceans Of Sadness
- Oceans Of Slumber
- Oceansize
- Ochsenknecht, Uwe
- Ocker
- Octave One
- October File
- October Tide
- October, The
- Odd Couple
- Odd Future Wolf Gang Kill Them All
- Oddisee
- Odell, Tom
- Odesza
- Odetta
- Odium
- Oehl
- Oerding, Johannes
- Of Mice & Men
- Of Monsters And Men
- Of Montreal
- Of Norway
- Ofarim, Esther
- Ofarim, Gil
- Ofenbach
- Off With Their Heads
- Offset
- Offspring, The
- Oh Land
- Oh No
- Oh No! Oh My!
- Oh Susanna
- Oh Wonder
- Oh.
- Ohara, Raz
- Ohbijou
- Ohmega Watts
- Ohnuki, Taeko
- Ohrbooten
- Ohrenfeindt
- Oi Va Voi
- Oidorno
- Ok Kid
- Okay
- Okie Rosette
- Okkervil River
- Okta Logue
- Ol' Dirty Bastard
- Olaf der Flipper
- Old Crow Medicine Show
- Old Dead Tree, The
- Old Man River
- Old Man's Child
- Old Splendifolia
- Oldfield, Mike
- Oldfield, Sally
- Oldham, Will
- Ole
- Oleander
- Oleta Adams
- Olexesh
- Oli. P
- Olive
- Oliver Deutschmann
- Oliver Gottwald
- Oliver Heldens
- Oliver Huntemann
- Oliver Koletzki
- Oliver Lieb
- Oliver Schories
- Oliver Strauch
- Oliver Tabeling
- Oliver Tree
- Oliveri, Nick
- Olivia Rodrigo
- Olivier Libaux
- Olli Banjo
- Olli Schulz
- Olli Schulz & der Hund Marie
- Olly Murs
- Olsen, Angel
- Olson
- Olson, Mark
- Olstead, Renee
- Olzon, Anette
- Om
- Omar Rodriguez-Lopez
- Omar-S
- Omarion
- Omer Klein
- Omik K.
- Omnia
- Omnium Gatherum
- One Be Lo
- One Day As A Lion
- One Direction
- One Drop Does It
- One Fine Day
- One Man Army & The Undead Quartet
- One OK Rock
- One Republic
- One Way Mirror
- One Without
- Oneohtrix Point Never
- Ones, The
- Oni Logan
- Onkel Tom
- Only Crime
- Ono
- Ono, Yoko
- Onra
- Onslaught
- Onur Özer
- Onwhenready
- Onyx
- Oomph!
- Oonagh
- Op:l Bastards
- Open Hand
- Opensouls
- Operation Ivy
- Operation: Mindcrime
- Operator Please
- Opeth
- Opossom
- Oppermann, Rüdiger
- Oppressed, The
- Optimo
- Opus
- Ora, Rita
- Orange Blue
- Orange Juice
- Orange, Hannes
- Orango
- Oranssi Pazuzu
- Orb, The
- Orbison, Joy
- Orbison, Roy
- Orbit, William
- Orbital
- Orchid
- Orden Ogan
- Ordinary Me, The
- Oren Lavie
- Orenda Fink
- Organ, The
- Orgy
- Origin
- Orishas
- Orla Gartland
- Orlando, Bobby
- Orloff, Peter
- Orlowsky, David
- Ornette Coleman
- Orphan Hate
- Orphaned Land
- Orrico, Stacie
- Orsen, Jack
- Orson
- Orsons, Die
- Ortega, Lindi
- Ortiz, Joell
- Orton, Beth
- Osborne
- Osborne x Trevor Dunn, Buzz
- Osborne, Joan
- Osbourne, Kelly
- Oscar Lang
- Oscar Mulero
- Oscar Peterson
- Oskan, Arthur
- Oskar Haag
- Oskar Offermann
- Ostbahn-Kurti
- Ostberlin Androgyn
- Ostinato
- Ostinato (USA)
- Ostkreutz
- Ostzonen Suppenwürfel Machen Krebs
- Oswald, Moritz von
- Otentikk Street Brothers
- Otep
- Other Lives
- Other, The
- Otis Mensah
- Otis Redding
- Otros Aires
- Ott, Kerstin
- Otto
- Otto von Schirach
- Ottosen, Katrine
- Ought
- Oum Shatt
- Ounsworth, Alec
- Our Broken Garden
- Ouroborots
- Out Hud
- Out Of Oblivion
- Outer Space
- Outkast
- Outlandish
- Outlaw Order
- Outshine
- Outside
- Ov Hell
- Oval
- Over Your Threshold
- Overground
- Overkill
- Overtones, The
- Owen
- Owen Pallett
- Owen, Mark
- Owens, Kelly Lee
- Owl City
- Owman, Christine
- Owusu, Genesis
- Oxia
- Oye, Erlend
- Ozone Mama
- Ozuna
- Ozzy Osbourne
- ohGr