- Magnolia
- Magnolia Electric Co.
- Magnolia Mountain
- Magnolia Rose Band
- Magnolia Summer
- Magnus Jerräng
- Maiden Dixie
- Maiken Ahnger
- Maile Klein
- Maines Brothers Band
- Mal McCallum
- Mal Rodgers
- Mal Rodgers
- Malcolm McKinney
- Malcolm Yelvington
- Malibu Storm
- Mallary Hope
- Malpass Brothers
- Mama Said
- Mama Sweet
- Mamado And She
- Mama's Black Sheep
- Mamou
- Man Alive
- Man Behind the Wheel
- Manasie Akpaliapik
- Manbreak
- Mancel Tierney
- Mandisa Hundley
- Mandolin Ensemble
- Mandolin Jack
- Mandolin Orange
- Mandy Barnett
- Mandy Gawley
- Mandy Hutchins
- Mandy Strobel
- Mandy Troxel
- Mandy Z & Rural Route One