M
- Mareike Makosch (Coronatus)
- Elisa Martin (Dark Moor, Fairyland, Dreamaker)
- Masha (Exilia)
- Kim McAuliffe (Girlschool)
- Melissa Auf der Maur
- Helena Iren Michaelsen (Trail of Tears, Imperia)
- Dawn Michele (Fireflight)
- Lisa Middelhauve (Xandria)
- Miri Milman (Distorted, System Divide)
- Ana Mladinovici (Magica)
- Mel Mongeon (Fuck the Facts)
Read more about this topic: List Of Female Heavy Metal Singers