On-Hit- O'ktam Hakimov
- O'ktam Kamalov
- O'tkir Xamroqulov
- Oakwood
- OBLADAET
- Obongjayar
- Obscure Sphinx
- Ocean Alley
- Ocean Grove
- Oceano
- Oceans
- Oceans of Slumber
- OCT
- October London
- Odil O'ktam
- Odilbek Abdullayev
- Odilbek Sattarov
- Odilxo'ja Nodirov
- ODURACHEN
- Of Mice Men
- Of Monsters and Men
- Of Montreal
- Ofenbach
- OFFICIAL HIGE DANDISM
- OFFMi
- Offset
- OG Buda
- OG Keemo
- Og'abek Nazarbekov
- Ogbert the Nerd
- Oğuzhan Koç
- OH MY GIRL
- OhGeesy
- Ohu Hakimzoda
- Oimara
- OK Go
- Okay Kaya
- Oklou
- OKS
- Old Crow Medicine Show
- Old Dominion
- Olexesh
- Olimjon Roziqov
- Oliver Anthony Music
- Oliver Francis
- Oliver Heldens
- Oliver Tree
- Olivia Bragoli
- Olivia Broadfield
- Olivia Dean
- Olivia King
- Olivia Newton-John
- Olivia O'Brien
- Olivia Rodrigo
- Olloyorxon
- Olly
- Olly Alexander
- Olly Murs
- Olya Polyakova
- OM.
- Omah Lay
- Omar
- Omar Apollo
- Omar Rudberg
- OMB Peezy
- ØMI
- Omnium Gatherum
- Omnivide
- ONE OK ROCK
- ONE OR EIGHT
- ONEFOUR
- OneRepublic
- ONEW
- ONF
- onlinemonkey
- ONUKA
- ooes
- Open Mike Eagle
- Opera IX
- Opeth
- opium.
- Orange Goblin
- Oranssi Pazuzu
- Orbit Culture
- Orbital
- Orchid Mantis
- Orelsan
- Origami Angel
- Orion Sun
- Orla Gartland
- Ormella
- Oromet
- Orthodox
- Ortiqbek O'ngalov
- Ortiqboy Ro'ziboyev
- Orville Peck
- ORXAN
- Orzumurod
- OsamaSon
- Oscar
- Oscar and the Wolf
- Óscar Maydon
- Osman Navruzov
- Oso Oso
- Ostraca
- Ostrovskyi
- Otabek Barat
- Otabek Mirzo
- Otabek Madrahimov
- Otabek Muhammadzohid
- Otabek Mutalxo'jayev
- Oteil Burbridge & Lamar Williams. Jr
- Otush
- Owen James
- Owen Riegling
- Our Last Night
- Ouri
- Ov Sulfur
- Oxxxymiron
- Oybek
- Oybek Abdurahmonov
- Oybek Ahmedov
- Oybek Quvvatov
- Oybek Sangin
- Oybek To'rayev
- Oybek Xolmedov
- Oydinoy Yo’ldosheva
- Ozan Bayraşa
- Ozod Shukrulloyev
- Ozoda
- Ozoda Nursaidova
- Ozodbek Nazarbekov
- Ozodbek Xaydarov
- Ozuna
- The Offspring
- The Ophelias
- THE ORAL CIGARETTES
- The Outfield
- Океан Ельзи
- Олег Майами
- Ольга Бузова
- Ольга Монастирська
- Ольга Серябкина
- Остап Парфенов
- Отава Ё
- ОЧІ В ОЧІ