K'Jon Songs: This Time
K'naan Songs: Wavin' Flag (Coca-Cola Celebration Mix) - Bang Bang (feat. Adam Levine) - Is Anybody Out There (feat. Nelly Furtado)
K3 Songs: MaMaSé!
Israel Kamakawiwo'ole
Also known as Bruddah Iz, Bradda IZ
Songs: Over The Rainbow / What A Wonderful World
Kamaleon Songs: Más
Kana Songs: Plantation
Karol G Songs: Mi cama
Kasalla Songs: Pirate
Kavinsky Songs: Nightcall (Drive OST)
Peter Kay Songs: Once Upon a Christmas Song (Geraldine McQueen)
Kazik Songs: 12 groszy
Keith Songs: 98.6
Michael Patrick Kelly Songs: iD (feat. Gentleman) - Roundabouts
Kensington Songs: Heading Up High (feat. Armin Van Buuren) - Sorry - Streets - All For Nothing (From Bloedlink movie soundtrack)
Kermit
From The Muppet Movie movie soundtrack
See also: The Muppets

Songs: The Rainbow Connection
Kesha
KE$HA
Songs: This Is Me - Woman (feat. The Dap-Kings Horns) - Good Old Days (feat. Macklemore) - Praying - TiK ToK
Kid Ink Songs: Body Language (feat. Usher & Tinashe) - Show Me (feat. Chris Brown) - Main Chick (feat. Chris Brown) - That's How You Know
Kids United
Gloria, Nilusi, Erza, Esteban, Carla & Gabriel
Songs: On écrit sur les murs - Les yeux de la mama - Toi + moi - Chante (Love Michel Fugain) - Tout le bonheur du monde (feat. Inaya)
Evelyn King
Evelyn "Champagne" King
Songs: Love Come Down - Shame
Ritva Kinnunen Songs: Pojat (in duet with Laila Kinnunen)
Kiss
Paul Stanley, Gene Simmons, Tommy Thayer, Eric Singer & Bruno Eng
Songs: I Was Made For Lovin' You - Detroit Rock City - Rock and Roll All Nite - Hard Luck Woman - Shout It Out Loud
Michael Kiwanuka Songs: Cold Little Heart (Radio Edit)
Klangkarussell Songs: Sonnentanz (Sun Don't Shine)
Klingande Songs: Jubel
Keira Knightley Songs: Lost Stars (Begin Again)
Krewella Songs: Alive
Kris Songs: Diese Tage (feat. Dante Thomas)
Kula Shaker Songs: Hush
Kult Songs: Baranek
Kungs
Songs: This Girl (Remix) - Don't You Know (feat. Jamie N Commons) - I Feel So Bad (feat. Ephemerals) - More Mess (feat. Olly Murs & Coely)
Kutless Songs: Run
Kwabs Songs: Walk
Kygo
Songs: Stole The Show (feat. Parson James) - Firestone (feat. Conrad) - Stargazing (feat. Justin Jesso) - Remind Me to Forget (feat. Miguel) - It Ain't Me (& Selena Gomez)