| 1. Maas, Isabella |
| 2. Maids, Melody |
| 3. Marroquin, Armando |
| 4. Marsh, William |
| 5. Martin, Lecil (Boxcar Willie) |
| 6. Martin, Mary |
| 7. Martinez, Narciso |
| 8. Massey, Louise |
| 9. McAuliffe, Leon |
| 10. McBride, Laura |
| 11. McEnery, David (Red River) |
| 12. McGregor, John |
| 13. McKinley, Raymond |
| 14. McKinney, Baylus |
| 15. McLendon, Gordon |
| 16. Mendoza, Leonora |
| 17. Menger, Johann |
| 18. Merrill, Tony (Texas) |
| 19. Mgebroff, Johannes |
| 20. Midland-Odessa Symphony, |
| 21. Mikula, Joseph (Jodie) |
| 22. Milam, Lena |
| 23. Milburn, Amos |
| 24. Miller, Roger |
| 25. Miller, Townsend |
| 26. Miller Brothers Band, |
| 27. Minor, Dan (Slamfoot) |
| 28. Miszner, James |
| 29. Moffett, Charles |
| 30. Moore, Billy (Tiny) |
| 31. Moore, John (Johnny) |
| 32. Moore, Oscar |
| 33. Moore, Whistlin' Alexander |
| 34. Moore, Winston (Slim Willet) |
| 35. Morales, Eracleo |
| 36. Morales, Felix |
| 37. Morris, Harold |
| 38. Morris, Terry |
| 39. Morse, Ella |
| 40. Mullican, Aubrey (Moon) |
| 41. Murphy, Audie |
