K
- K3
- Karen Damen, Kristel Verbeke, Kathleen Aerts (1998–2009), Josje Huisman (since 2009)
- Kara
- Park Gyuri, Han Seungyeon, Jung Nicole, Goo Hara, Kang Jiyoung
- Katzenjammer
- Anne Marit Bergheim, Marianne Sveen, Solveig Heilo, Turid Jørgensen
- Kira Pika
- Koharu Kusumi, Mai Hagiwara
- Kittie
- Jennifer Arroyo, Talena Atfield, Fallon Bowman, Tanya Candler, Trish Doan, Mercedes Lander, Morgan Lander, Lisa Marx, Tara McLeod, Ivy Vujić
- Kleenex
- Lislot Ha, Marlene Marder, Klaudia Schiff, Regula Sing
- Klymaxx
- Bernadette Cooper, Lorena Porter, Joyce Irby, Lynn Malsby, Robbin Grider, Cheryl Cooley
- Kostars
- Vivian Trimble, Jill Cunniff
- Krusty
- Jan Cheung, Chucky
- KSM
- Shelby Cobra, Katie Cecil, Sophia Melon, Shae Padilla and Kate Cabebe
- KVX
- Eimear O'Donovan, Leah Hearne, Ciara Scally, Niamh Collins, and Daire O'Sullivan
Read more about this topic: List Of All-female Bands