- O
- OO
- OO
- OOak
- OakObe
- ObeObr
- ObrOce
- OceOch
- OchOct
- OctOde
- Odeodo
- OdoOf
- OfOff
- OffOgr
- OgrOha
- OhaOis
- OisOka
- OkaOku
- OkuOld
- OldOld
- OldOli
- OliOli
- OliOls
- OlsOma
- OmaOMF
- OMFOn
- OnOne
- OneONE
- ONEone
- OneOnk
- ONLOnt
- ontOor
- OOpe
- OpeOpu
- OpuOra
- OraOrc
- OrcOrd
- OrdOrh
- OrhOri
- OriOrl
- OrlOrq
- OrqOrt
- OrtOsa
- OsaOsc
- Oscoso
- OsoOta
- OtaOtr
- OtrOtt
- OttOur
- OurOut
- OutOut
- OutOve
- Oveovg
- OviOwe
- OweOxi
- Oxi
- ozz
- Oliva (Solo band of Jon Oliva)
- Oliva, Carlos
- Oliva, Jon, Pain
- Olivares, Fito
- Olivares, Fito y La Pura Sabrosura
- Olivares, Pablo (Argentine Christian music singer)
- Olivarez, David
- Olivas, Alfredo (Regional Mexican singer and musician)
- Olivas, Karl
- Olive (UK dance/breakbeat/trip‐hop group)
- Olive (Indonesian jazz singer Olivia Latuputty)
- Olive (Los Angeles based visual and audio artist)
- Olive B
- Olive Drab
- Olive et moi
- Olive the boy
- Oliveira, Dalva de
- Oliveira, Diego
- Oliveira, Diógenes L.
- Oliveira, Douglas and The Red Dogs
- Oliveira, Eliã (Brasil Gospel)
- Oliveira, Gloria de
- Oliveira, Jair
- Oliveira, Jairzinho
- Oliveira, Judson
- Oliveira, Paula & Moreira, Bernardo
- Oliveira, Reese
- Oliveira, Reese, One Voice Children’s Choir, Mitch Bandley, Armanie Wright, Caldwell, Matthew, Kami Bromley, Macy Hanks, Isabel Oakeson, Sidnie Anderson, Meggie Sorensen & Mattea Denney
- Oliveira, Simone de (Portuguese singer and actress)
- Olivencia, Tommy
- Olivencia, Tommy feat. González, Sammy
- Olivencia, Tommy y su Orquesta
- Olivencia, Tommy y su Orquesta
- Oliver (late 60s/early 70s US pop singer)
- Oliver (nu-disco electronic duo)
- Oliver (LA Music production/DJ duo)
- Oliver (Finnish band)
- Oliver (Argentinian punk rock band)
- Oliver $
- Oliver $ & Jules, Jimi
- Oliver Boyd and the Remembralls
- Oliver Dragojević & Dalmatino
- Oliver Dragojević & Gibonni
- Oliver Dragojević & Kemal Monteno
- Oliver Dragojević & Oto Pestner
- Oliver Dragojević & Zorica Konđža
- Oliver Elf Army
- Oliver Englafjord (trance)
- Oliver feat. Chromeo
- Oliver feat. De La Soul
- Oliver feat. Elohim
- Oliver feat. Else, Leon
- Oliver feat. Mellis, Scott
- Oliver feat. MNDR
- Oliver feat. Sparro, Sam
- Oliver feat. Yelle
- Oliver Future
- Oliver Hazard (Band)
- Oliver Henrich feat. Kloß, Stefanie & Catterfeld, Yvonne
- Oliver Hohlbrugger
- Oliver Houston
- Oliver Jones Trio (Jazz)
- Oliver North Boy Choir (pop / electronica)
- Oliver Onions
- Oliver Pinder
- Oliver Riot
- Oliver Sean
- Oliver Shanti & Friends
- Oliver Sullivan
- Oliver the Crow
- Oliver the Penguin
- Oliver, David (70s R&B/soul singer)
- Oliver, Ian (German DJ)
- Oliver, J.
- Oliver, Jane (cellist)
- Oliver, Joan Miquel
- Oliver, King (jazz cornetist)
- Oliver, Martin
- Oliver, Steve (Guitarist/Vocalist/Songwriter/Producer)
- Oliver, Sy & Young, Trummy
- Oliver, Sy and His Orchestra
- Oliver, Thomas
- Oliver/Dawson Saxon
- Olivera (Finnish trance vocalist, song “Shooting Star” with John Dahlbäck)
- Olivera, Abril (Argentinian singer)
- Olivera, Abril & ACUS
- Olivera, Abril & Espil, An
- Olivera, Abril & Páez, Fito
- Oliveras, Eugenio (US singer / rapper)
- Oliveray
