K'naan Songs: Wavin' Flag (Coca-Cola Celebration Mix) - Bang Bang (feat. Adam Levine) - Stop For A Minute (& Keane) - Is Anybody Out There (feat. Nelly Furtado)
Kalush Orchestra Songs: Stefania (Eurovision Ukraine)
Kamaleon Songs: Más
Kana-Boon Songs: Silhouette (Naruto Shippuden)
Karol G
Songs: Mamiii (& Becky G) - Provenza - Tusa (feat. Nicki Minaj) - El makinon (& Mariah Angeliq) - Bichota
Kavinsky Songs: Nightcall (Drive OST)
Peter Kay Songs: Once Upon a Christmas Song (Geraldine McQueen) - The Winner's Song (Britain's Got the Pop Factor...)
Keith Songs: 98.6
Paul Kelly
Paul Kelly & The Coloured Girls
Songs: Dumb Things - To Her Door - Before Too Long - Leaps and Bounds - How to Make Gravy
Kensington Songs: Uncharted - Streets - All For Nothing (From Bloedlink movie soundtrack) - Sorry - Heading Up High (feat. Armin Van Buuren)
Kesha
KE$HA
Songs: Praying - Rainbow - Woman (feat. The Dap-Kings Horns) - Your Love Is My Drug - Cannibal
Master KG
Songs: Jerusalema (feat. Nomcebo Zikode)
Kiiara
Songs: Heavy (& Linkin Park)
The Killers
Brandon Flowers, Dave Keuning, Mark Stoermer & Ronnie Vannucci Jr.
Songs: Mr. Brightside - When You Were Young - Smile Like You Mean It - Read My Mind - Somebody Told Me
The King and I (musical)
The musical (1951) Richard Rodgers & Oscar Hammerstein II
Gertrude Lawrence & Yul Brynner

Songs: Something Wonderful (Dorothy Sarnoff) - I Whistle a Happy Tune (Gertrude Lawrence) - Shall We Dance? (Yul Brenner & Gertrude Lawrence) - Hello, Young Lovers (Gertrude Lawrence) - Getting to Know You (Gertrude Lawrence)
Kiss
Paul Stanley, Gene Simmons, Ace Frehley, Tommy Thayer, Eric Singer & Bruno Eng
Songs: Parasite - Reason to Live - Let's Put the X in Sex - Do You Love Me - Psycho Circus
Keira Knightley Songs: Lost Stars (Begin Again)
Jana Kramer
Also known as Jana Rae Kramer
Songs: The Story - Voices - Whiskey - I Got the Boy - I Won't Give Up
Krewella Songs: Alive
Kryštof Songs: Cesta (feat. Tomáš Klus)
KSI Songs: Holiday
Lenny Kuhr Songs: De troubadour (Eurovision Netherland)
Kula Shaker Songs: Hush
Kungs Songs: This Girl (Remix) - Clap Your Hands - Don't You Know (feat. Jamie N Commons) - Lipstick - Never Going Home
Kwabs Songs: Walk