- KK
- KK
- KKaa
- KaaKad
- KadKah
- KahKai
- KaiKal
- KalKal
- KalKal
- KalKam
- KamKam
- KamKan
- KanKan
- KanKao
- KaoKap
- KapKar
- KarKar
- KarKar
- KarKar
- KarKas
- KasKas
- KasKat
- KatKat
- KATKau
- KauKaw
- KawKay
- KayKAY
- KAYKB
- KBCKea
- KeaKee
- KeeKEI
- KEIKel
- KelKel
- KelKel
- KelKel
- KelKen
- KenKen
- KenKen
- KKer
- KerKes
- KesKex
- KEYKfo
- KFTKha
- KhaKha
- KhaKha
- KhaKho
- KhoKic
- KicKid
- KidKid
- KidKid
- KidKie
- KieKil
- KilKil
- KilKil
- KilKim
- KimKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKIR
- KIRKir
- KirKis
- KisKit
- KitKJ
- KjaKla
- Klakle
- KleKLO
- KLOKna
- KnaKni
- Knikno
- KnoKob
- KobKod
- KodKoi
- KoiKol
- KolKom
- KomKon
- KonKoo
- KooKoo
- KooKor
- KorKor
- KorKot
- KotKow
- KowKra
- KraKra
- KraKRE
- KreKre
- KreKri
- KriKro
- KroKru
- KruKSI
- KSIKug
- KuhKum
- KumKun
- KunKur
- KurKur
- KurKUU
- KuuKxl
- KXMKyg
- KygKyo
- KyokZm
- Kool Savas feat. Nessi
- Kool Savas feat. NKSN
- Kool Savas feat. Optik Crew
- Kool Savas feat. Prince, Alexandra
- Kool Savas feat. Sido & Nessi
- Kool Savas, Sido & Nessi
- Kool Shen
- Kool Shen feat. Jeff Le Nerf
- Kool Shen feat. Lino
- Kool Shen feat. Lyricson
- Kool Skool
- Kool, Bobo (Belgian pop/soul/funk DJ)
- Kool, DJ
- Kool&Klean
- Koola Lobitos
- Koole, Ricky
- Kooler (Otherwise known as Sebastian Mullaert)
- Kooley High
- Koolism
- KooLTURE
- Koomz
- Koop
- Koop feat. Asbjørnsen, Hilde Louise
- Koop feat. Brun, Ane
- Koop feat. Nagano, Yukimi
- Koop feat. Stalin, Cecilia
- Koop feat. Sundin, Mikael
- Koop feat. Zinger, Earl
- Koopa (UK indie rock band)
- koopa querales (Singer-songwriter)
- Kooper, Al
- Kooper, Al & Bloomfield, Mike
- Kooper, Al with Blood, Sweat & Tears
- Koopsta Knicca
- Koopsta Knicca feat. Paul, DJ
- KOOQLA
- Koorax, Ithamara
- Koorts, De
- Koós, János
- Koosha Azim
- Koosha, Ash
- Koots, Adam
- KOP (Catalan hardcore punk band)
- KOP + Tipuaixí
- Kop Choir, The (Liverpool FC supporters)
- Kopec, Thad
- Kopecky (progressive rock instrumental band)
- Kopecky (formerly the Kopecky Family Band)
- Kopek
- Kopf, Elsa
- KopfEcho
- KopfKino (DJ, Producer)
- Kopmajer, Simone
- Koppel, Benjamin (Danish jazz musician)
- Koppes, Peter
- Koppikar, Samira
- Koppruch, Nils
- KOPPS
- KOPS (Danish artist)
- Kopta, Caleb
- KOR
- Kör Talih
- Kor, The
- Kora (New Zealand reggae group)
- Kora (Polish singer Olga Jackowska)
- Kora & Maanam
- KORA WINTER
- Korablove (electronic music producer Roma Korablove)
- Korado (Korado Buzeti)
- Korado, Brendi
- Korál (Hungarian rock band)
- Koralle
- Korallreven
- Koray, Erkin
- Korb, Danny
- Korb, Darren (US video game music composer)
- Korb, Darren & Barrett, Ashley
- Korb, Darren feat. Barrett, Ashley
- Korb, Kristin
- Korb, Ron
- Korbee
- Korben Dallas (alternative rock - Bratislava)
- Korben Dallas (metal, post-hardcore, screamo, sludge, metal, post-hardcore, screamo, sludge)
- Körberg, Tommy
- Körberg, Tommy & Paige, Elaine
- Körberg, Tommy & Quilley, Denis
- Korcheski, Barry
- Korda György
- KORDELYA
- Kordhell (Mick Kenney alias for phonk music)