- KK
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- KadKah
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- KKup
- KKur
- KurKut
- KutKwe
- KweKyg
- KygKyl
- KymkZm
- Kire da Monster
- Kireill
- Kirel, Noa (Israeli singer)
- Kirell, Andrew
- Kiremitçi, Tuna
- Kiri Ra! (Trio of Linda Fredriksson, Lau Nau (Laura Naukkarinen) & Matti Bye)
- Kiri T
- Kirilkinas, Ruslanas
- KIRIN (Korean singer)
- KIRINJI (Solo unit of Takaki Horigome since 2021)
- Kirishima, Karen
- Kirishima, Karen
- Kirisikit
- Kirje 26
- Kirk (hard rock band from Switzerland)
- Kirk, Andy (jazz saxophonist and tubist)
- Kirk, Andy and His Twelve Clouds of Joy
- Kirk, Deanna
- Kirk, James (ex Orange Juice)
- Kirk, Klaranze
- Kirk, Lisa
- Kirk, Mark and Lopez
- Kirk, Rahsaan Roland
- Kirk, Rahsaan Roland & Hibbler, Al
- Kirk, Rahsaan Roland, & Vibration Society, The
- Kirk, Richard H. (English electronic / industrial musician)
- Kirk, Roland
- Kirk, Roland Sextet
- Kirk, Roland, Quartet, The featuring Jones, Elvin
- Kirk, Shaun
- Kirk, Snorre
- Kirk, Snorre, Quartet & Riley, Stephen
- Kirka (Kirill Babitzin, Finnish musician)
- Kirka ja Babitzin, Anna
- Kirka ja Babitzin, Sammy
- Kirkby Kiss (Jersey Shore Hardcore)
- Kirke, Lola
- Kirke, Lola feat. First Aid Kit
- Kirkens korskole Nøtterøy
- Kirkham, Stephanie
- Kirkhope, Grant
- Kirkire, Swanand
- Kirkire, Swanand & Mishra, Piyush
- Kirkland Kari
- Kirkland, Eddie (US blues guitarist, harmonicist, singer & songwriter)
- Kirkland, Mike James (soul musician)
- Kirkland, Mike James & Davis, Ruth
- Kirklandd
- Kirkley, Daniel
- Kirkness, Jason (Country singer)
- Kirkorov, Philipp
- Kirkpatrick, Benji
- Kirkpatrick, John (English folk musician)
- Kirkpatrick, Wayne (American songwriter, musician and producer)
- Kirkpatrick, William James (hymn-writer)
- Kirkwood, Curt
- Kirlian Camera (Italian darkwave group)
- Kirlian Camera feat. Simonsson, Eskil
- Kirlis, Mario
- Kirmesmusikanten
- Kiros
- Kirouac & Kodakludo
- Kirpichi (Russian alternative group)
- Kirschner, Jana
- Kirshen, Matt
- Kirsten & Søren (known internationally as "Hot Eyes")
- Kirsten Collins
- Kirstin (Kirstin Taylor)
- Kirstin (Kirstin Maldonado)
- Kirsty (UK electronic singer Kirsty Bertarelli, "Twilight", "Hands High")
- Kirtan Electric Dream
- Kirtana (US folk singer-songwriter)
- Kirton, Lew
- Kirwan, Danny
- Kirwan, Dominic
- Kirya, Maurice
- kiryano
- Kiša Metaka
- Kisch feat. Syon
- Kiscsillag
- Kish Mauve
- Kish, Kilo
- Kisha
- Kishi Bashi
- Kishidan
- Kishimoto, Hayami
- Kishino, Yoshiko
- KISIDA KYODAN & THE AKEBOSI ROCKETS
- Kisjes, Jan
- Kiske, Michael