- Manhattan Chorus2
- Manhattan School of Music (New York, N.Y.). Symphony Orchestra1
- Mann, Fania1
- Manzella, Fred1
- Mardin, Arif1
- Markson, Gerhard1
- Marley, Bob1
- Marlowe, Anthony1
- Marlowe, Sylvia1
- Mars, S. S.1
- Martin, Alan (Violinist)1
- Martin, Michael (Horn player)1
- Martindale, Wink1
- Martino, Donald, 1931-20051
- Marx, Josef, 1913-19784
- Marx, Joseph, 1882-19641
- Marx, Karl, 1818-18833
- Maslanka, David, 1943-20171
- Mason, Daniel Gregory, 1873-19532
- Mason, Dave1
- Masselos, William1
- Mather, Bruce1
- Matsuda, Yoko1
- Matsuo, Bashō, 1644-16941
- Matsuo, Yoko (Violinist)1
- Maurice, Michael A1
- Maves, David1
- Maxfield, Richard, 1927-19691
- Maxin, Jacob1
- McBee, Cecil1
- McBride, Robert, 1911-20071
- McCarty, Frank1
- McCracken, Charles4
- McDonald, Timothy, III1
- McDowell, John Herbert1
- McGee, Gary (Clarinetist)2
- McGill Wind Ensemble1
- McGrath, William, 1928-1
- McGraw, Cameron1
- McKinley, Andrew2
- McKinney, Mathilde1
- McKnight, Charles, 1949-1
- McLean, Barton, 1938-2
- McLean, Priscilla, 1942-2
- McMillan, Ann1
- McPhee, Colin, 1900-19641
- Mehta, Zubin2
- Meier, Gustav, 1929-20161
- Melatti, Nicholas1
- Melby, John, 1941-1
- Mellé, Gil1
- Melville, Samuel, 1935-19711
- Mendelssohn-Bartholdy, Felix, 1809-18474
- Meneely-Kyder, Sarah, 1945-1
- Menendez, Orestes1
- Menken, Julian1
- Mennin, Peter1
- Menotti, Gian Carlo, 1911-20071
- Mensch, Homer R1
- Mense, Ruth1