K
- Madleen Kane
- Tynisha Keli
- Tara Kemp (Giant/Warner Bros.)
- The Anita Kerr Singers
- Doug Kershaw
- Chaka Khan
- Kid Capri (Cold Chillin'/Warner Bros.)
- Kid Creole and the Coconuts (Sire/Warner Bros.)
- Kidneythieves (Extasy International/Warner Bros.)
- King Crimson (E.G./Warner Bros. US & Canada)
- Ramona King
- Sam Kinison
- Rahsaan Roland Kirk
- Earl Klugh
- Kool G Rap & DJ Polo (Cold Chillin'/Warner Bros.)
- Kraftwerk (US & Canada)
- K-Yze
Read more about this topic: List Of Former Warner Bros. Records Artists