Artists - Starting with the letter O

O Positive

O-Town

O-Zone

The Oak Ridge Boys

O.A.R.

Oasis

Oath

Obadiah Parker

Obituary

OBK

Oblivians

O'Bryan

Obscenity

Obscura

Obsequious Cheesecake

The Obsessed

Obsession

O.C. Smith

The O.C. Supertones

Ocean

The Ocean Blue

Ocean Colour Scene

Oceansize

October Hill

Octopus

Odd Numbers

Odetta

O'Donel Levy

Odyssey

Of Mice & Men

of Montreal

Off by One

Offenbach

Offenders

Offering

Officium Triste

The Offspring

Ofra Haza

Ogre

Oh Susanna

Oh Well

Ohio Express

Ohio Players

Ohio State University Marching Band

Oi Polloi

Oingo Boingo

Oizone

The O'Jays

Ojorojo

OK Go

Okkervil River

Ol' Dirty Bastard

Ol Skool

Ol’ Dirty Bastard

Old

Old 97's

Old & In the Way

Old Crow Medicine Show

Old Man Gloom

Old Man's Child

Old School Freight Train

Oleander

Oleta Adams

Oli Brown Band

Olive

Olivelawn

Oliver Dragojević

Oliver Lieb

Oliver Nelson

OLIVIA

Olivia Molina

Olivia Newton-John

Olivia Olson

Olivia Ong

Olivia Project

The Olivia Tremor Control

Olomana

Olotila

The Olympic Symphonium

The Olympics

Omar

Omar & The Howlers

OMC

Omega

Omen

Ominous Seapods

Omnibox

Omoide Hatoba

On Thorns I Lay

One

One 976

One Bad Pig

One Direction

One Dollar Short

One Eighty

One Hit Wonder

One in a Million

One King Down

One Line Drawing

One Night Only

One Plus One

One Ring Zero

One Riot One Ranger

One True Voice

One Two Trio

One Way System

Oneida

Oneiroid Psychosis

onelinedrawing

OneRepublic

The Ones

Only Living Witness

The Only Ones

Onslaught

The Onyas

Oomph!

OP8

Op:l Bastards

Opal

Opal Foxx Quartet

Open Door

Opera IX

Operation Ivy

Operation: Cliff Clavin

Opeth

Ophil

Ophthalamia

Opiate for the Masses

Opium Den

Opium Hello

Opium Jukebox

Opposite Earth

The Oppressed

Optiganally Yours

Opus

Oran 'Juice' Jones

Orange Bicycle

Orange Deluxe

Orange Goblin

Orange Juice

Orange Peels

Oranger

Oranj Symphonette

Oratory

The Orb

Orbit

Orbital

Orchestral Manoeuvres in the Dark

Orchid

The Ordinaires

The Ordinary Boys

Ordnance

Oregon

Oren Ambarchi

Orenda Fink

Orgone

Orgone Accumulator

Orgy

Orhan Gencebay

Orianthi

Origami

Origami Republika

The Original Caste

Original Concept

Original Dixieland Jazz Band

Original Love

Original Sins

The Originals

The Orioles

Orion

Orleans

Orleya

Ornament

Ornatos Violeta

Ornella Vanoni

Ornette Coleman

Orphaned Land

Orpheus

Orquesta La Palabra

Orson

Orson Welles

Orthodox Celts

Os Catalépticos

Os Mutantes

Os Paralamas do Sucesso

The Osborne Brothers

Oscar

Oscar Brand

Oscar Brown Jnr

Oscar Brown Jr.

Oscar de la Hoya

Oscar Peterson

OSI

Osibisa

Osmond Boys

The Osmonds

Osmo's Cosmos

Otep

Other Half

The Other Ones

Other Side

The Others

Otis Blackwell

Otis Clay

Otis Day & The Knights

Otis Gayle

Otis Redding

Otis Redding & Carla Thomas

Otis Reem

Otis Rush

Ott

Ottawan

Otyg

Oui 3

Our Lady Peace

Our Last Night

Ours

Out of Phase

Out Of Your Mouth

Out Out

Outcasts

Outcry

The Outfield

OutKast

Outlandish

Outlaws

The Outlets

Outrageous Cherry

The Outsideinside

The Outsiders

Outta Control

O.V. Wright

Oval

Over The Garden Wall

Over the Rhine

Overkill

The Overlanders

Overlife

Overwhelming Colorfast

Owen

Owen Grey

Owen Paul

Owen Wilson

Owl City

Owsley

Oxbow

Oxes

OxygenStar

Oxymoron

Oysterband

Oysterhead

The Ozark Mountain Daredevils

Ozma

Ozzie Nelson

Ozzy Osbourne

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