Country / Blues Artists, Casts, Authors
- Big Jay Mcneely with BLOODEST SAXOPHONE
- Casa Da Mae Joana
- Kacey Musgraves
- The Mountain Goats
- The Mannish Boys
- The Mavericks
- John Lennon MacCullagh
- Taj Mahal
- Tania Maria
- Duff McKagan
- Tim McGraw
- Tony McManus
- Tommy Malone
- Buddy Miles
- Bob Margorin
- Mike & The Mechanics
- Mike+The Mechanics+Paul Carrack
- MIKE ZITO
- Magic Sam
- MAGIC SAM
- Magic Slim
- Magic Slim
- Magic Slim & The Teardrops
- MUDDY WATERS & MENPHIS SLIM
- Muddy Waters
- マトーリ
- MAHALIA JACSON
- GRUPO MAGUEY
- Maria Muldaur with Tuba Skinny
- Martina McBride
- Markey Blue Ric Latina Project
- Mark Wenner's Blues Warriors
- マーク・セバスチャン
- Marty Robbins
- MARTY ROBBINS
- MAVERICKS,THE
- Mississippi MacDonald
- Reba McEntire
- Leyla McCalla
- Lori McKenna
- Warner Mack
- Vince Martin & Fred Neil
- MANAKO ARATA