| Mogens Ellegaard | 1 | 1985 |
| Mogens Schrader | 1 | 1937 |
| Mogens Wöldike | 9 | 1954 - 1968 |
| Mogens Woldike, Georg Fjelrad | 1 | 1954 |
| Mohammad Javad Zarabian (محمدجواد ضرابیان) | 1 | |
| Moin Khan | 1 | 2003 |
| Moisés Simons | 1 | 1982 |
| Mojca Erdmann | 1 | 2009 |
| Molly Mason | 1 | 2003 |
| Momo Kodama | 1 | 2016 |
| Momoo Kishibe | 1 | |
| Mondrian Kwartet | 1 | 1997 |
| Monica Benda | 1 | 1986 |
| Monica Germino | 1 | 2007 |
| Monica Huggett | 6 | 1979 - 1995 |
| Monica Huggett, The Academy Of Ancient Music, Christopher Hogwood | 1 | 1987 |
| Monica Huggett, Ton Koopman | 1 | 1983 |
| Monica Sinclair | 2 | |
| Monica Sinclair, Croydon Philharmonic Choir, London Philharmonic Orchestra, Sir Adrian Boult | 1 | 1982 |
| Monica Solem | 1 | 1981 |
| Monica Toll | 1 | 2020 |
| Monika Mauch | 1 | |
| Monika Meier-Schmid | 1 | |
| Monique Bartels | 1 | 2001 |
| Monique Frasca-Colombier | 1 | 1967 |
| Monique Haas | 6 | 1960 - 1972 |
| Monique Haas [Piano] With The Berlin Philharmonic Orchestra Conducted By Ferdinand Leitner | 1 | |
| Monique Haas, Berlin Philharmonic Orchestra, Eugen Jochum | 1 | 1960 |
| Monique Haas, Berlin Philharmonic Orchestra, Paul Hindemith | 1 | 1958 |
| Monique Heidema | 1 | 2001 |
| Monique Ledoux | 1 | 1994 |
| Monique Linval | 2 | 1960 |
| Monique Thus | 5 | 1972 - 1976 |
| Monique Verdier | 1 | 1992 |
| Monks and Choirboys of Downside Abbey | 1 | 2003 |
| Monks And Choirboys Of Downside Abbey, Peter Mathews, Dom Cyprian Stockford, David Lawson, Dom Dunstan O'Keeffe | 1 | 2003 |
| The Monks And Novices Of Saint Frideswide | 1 | 2004 |
| The Monks Of Pluscarden Abbey | 1 | 2010 |
| Monserrat Caballe, London Symphony Orchestra, Charles Mackerras | 1 | 1998 |
| Monserrat Caballe, New Philharmonia Orchestra, Reynald Giovaninetti | 1 | 1992 |
| Monte Carlo Light Symphony Orchestra | 4 | 1964 - 1967 |
| Monte Carlo Opera Orchestra | 6 | 1966 - 2001 |
| Monte Carlo Opera Orchestra, Louis Frémaux | 3 | 1966 - 1977 |
| Monte Carlo Opera Orchestra, Roberto Benzi | 1 | 1988 |
| The Monte Carlo Opera Orchestra | 1 | 1979 |
| Monte Carlo Opera Orchestra, Willi Boskovsky | 2 | 1990 - 2001 |
| Monterserrat Caballe, Nancy Stokes, Carlo Bergonzi, Camillo Storza, Sherrill Milnes, RCA Italiana Opera Orchestra - George Petre | 1 | 1976 |
| Monteverdi Choir | 24 | 1981 - 2006 |
| Monteverdi Choir, English Baroque Soloists, John Eliot Gardiner | 14 | 1982 - 2006 |
| The Monteverdi Choir, English Baroque Soloists, John Eliot Gardiner | 1 | 1994 |
| Monteverdi Choir, John Eliot Gardiner | 1 | 1981 |
| Monteverdi Choir, Orchestre Révolutionaire Et Romantique, John Eliot Gardiner | 4 | 1994 - 1996 |
| Monteverdi Choir, Orchestre Révolutionnaire Et Romantique, John Eliot Gardiner | 1 | 1996 |
| Monteverdi Choir, Wiener Philharmoniker, John Eliot Gardiner | 1 | 1998 |
| Monteverdi Orchestra | 1 | 1993 |
| Monteverdi-Chor Hamburg | 1 | |
| Monteverdi-Chor Hamburg, Jürgen Jürgens | 1 | |
| Montreal Symphony Orchestra, Charles Dutoit | 3 | 1982 - 1995 |
| Montserat Caballe | 1 | 1982 |
| Montserrat Caballé | 23 | 1967 - 2010 |
| Montserrat Caballé, London Symphony Orchestra, Sir Charles Mackerras | 2 | 1990 - 2003 |
| Montserrat Caballé, Maria Callas, Renata Scotto | 1 | 2004 |
| Montserrat Caballe, RCA Italiana Orchestra - Anton Guadagno | 1 | 1976 |
| Montserrat Figueras | 1 | |
| Moon Yung Oh | 1 | 2013 |
| Morawetz | 1 | |
| Moray Welsh | 1 | 1976 |
| Moritz Moszkowski | 13 | 1951 - 2010 |
| Moritz West | 10 | 1957 - 1972 |
| Morley Consort | 1 | |
| The Morley Consort | 1 | 1971 |
| Morley String Orchestra | 1 | 1957 |
| Mormon Tabernacle Choir | 2 | 1973 - 1984 |
| The Mormon Tabernacle Choir | 9 | 1958 - 2011 |
| Mormon Tabernacle Choir, The Philadelphia Orchestra | 1 | 1973 |
| The Mormon Tabernacle Choir, The Philadelphia Orchestra, Eugene Ormandy | 8 | 1959 - 2011 |
| Mormon Tabernacle Choir, Utah Symphony Orchestra | 1 | 1987 |
| Don Becker, Mormon Tabernacle Choir, Utah Symphony Orchestra | 1 | 1987 |
| Morris Boltuch | 1 | 1957 |
| Morris Pert, Mike Oldfield | 1 | 2003 |
| Morris Stoloff | 1 | |
| Morriston Orpheus Choir | 1 | 1964 |
| Morten Lauridsen | 4 | 2005 - 2014 |
| Morton Feldman | 1 | 1991 |
| Morton Gould | 19 | 1944 - 1995 |
| Morton Gould And His Orchestra | 11 | 1952 - 1995 |
| Morton Gould Conducting The Robin Hood Dell Orchestra Of Philadelphia | 1 | 1953 |
| Morton Subotnick | 5 | 1967 - 1976 |
| Moscow Chamber Choir | 1 | 1975 |
| Moscow Chamber Orchestra | 5 | 1966 - 2018 |
| Moscow Chamber Orchestra, Rudolph Barshai | 1 | 1966 |
| Moscow Chamber Orchestra, Moscow Philharmonic Orchestra | 1 | |
| Moscow Chamber Orchestra, Rudolf Barshai | 1 | 2018 |
| Moscow Philharmonic Orchestra | 7 | 1964 - 1984 |
| Moscow Philharmonic Orchestra, Kiril Kondrashin | 2 | 1967 - 1984 |
| Moscow Rachmaninov Trio | 1 | 2001 |
| Moscow Radio Symphony Orchestra | 6 | 1967 - 1983 |
| Moscow Radio Symphony Orchestra, Gennady Rozhdestvensky | 1 | 1970 |
| Moscow Radio Symphony Orchestra, Faut Mansurov | 1 | 2017 |
| Moscow Radio Symphony Orchestra, Fuat Mansurov | 1 | 2017 |
| Moscow Radio Symphony Orchestra, Maksim Shostakovich | 1 | 1972 |
| Moscow Symphony Orchestra | 7 | 1978 - 1999 |
| Moscow Virtuosi | 3 | 1994 - 1998 |
| Moscow Virtuosi, Yevgeny Kissin | 1 | 2002 |
| Moshe Atzmon | 6 | 1968 - 1993 |
| Moshe Hammer | 1 | |
| Moscow Virtuosi, Vladimir Spivakov | 3 | 1997 - 1998 |
| Mostly Mozart Orchestra | 1 | |
| The Mostly Mozart Orchestra | 1 | 1980 |
| Motettenchoir Pforzheim | 1 | |
| Motettenchoir Pforzheim, The Choir Of Clare College, Cambridge | 1 | |
| Motettenchor Pforzheim | 1 | |
| Moura Lympany | 26 | 1948 - 2003 |
| Moura Lympany / Principals Of The London Symphony Orchestra | 2 | 1974 - 1998 |
| Moura Lympany And The Philharmonia Orchestra | 2 | 1948 - 1959 |
| Moura Lympany, London Philharmonic Orchestra, Jean Martinon | 1 | 1951 |
| Moura Lympany With The Philharmonia Orchestra | 1 | 1959 |
| Moura Lympany With The Philharmonia Orchestra Conducted By Herbert Menges | 1 | 1959 |
| Moura Lympany With The Philharmonia Orchestra Conducted By Nicolai Malko | 1 | 1959 |
| Moura Lympany, Royal Philharmonic Orchestra, Sir Malcolm Sargent | 1 | |
| Moura Lympany, John Ogdon, Stephen Hough, Daniel Adni, Philip Fowke, Augustin Anievas, Leonard Pennario, Garrick Ohlsson, Angela Brownridge, Martino Tirimo | 1 | |
| Moura Lympany, New Symphony Orchestra Of London, Anthony Collins | 2 | 1952 - 1970 |
| Moura Lympany, Philharmonia Orchestra, Walter Susskind | 1 | 1956 |
| Moura Lympany, Principals Of The LSO | 1 | 1998 |
| Moya Brennan | 1 | 2003 |
| Moyzes Quartet | 1 | 1991 |
| Mozart Akademie Amsterdam | 8 | 2005 |
| Mozart Akademie Amsterdam, Jaap ter Linden | 8 | 2005 |
| Mozart Boy's Choir | 1 | |
| Mozart Festival Orchestra | 5 | 1950 - 1997 |
| Mozart Festival Orchestra, Alberto Lizzio | 1 | 1991 |
| Quartetto Italiano | 4 | 1972 - 2006 |
| Mozart-Ensemble Stuttgart | 1 | 1975 |
| The Mozartean Players | 1 | 1984 |
| Mozarteum Orchester Salzburg | 1 | 2002 |
| Mozarteum Orchestra | 1 | 1989 |
| Mozarteum Orchestra Salzburg | 14 | 1964 - 2002 |
| Mozarteum Orchestra Salzburg, Leopold Hager | 2 | 1987 - 1996 |
| Mozarteum-Orchester Salzburg | 2 | 1965 - 1991 |
| Mozarteums Kammerchor, Camerata Academica Des Salzburger Mozarteums, Bernard Paumgartner | 1 | |
| Mr McFall's Chamber | 1 | |
| Mr. Edgar Mann | 1 | |
| Mr. Edward Lloyd | 1 | 1905 |
| Mr. Evan Williams | 1 | 1909 |
| Mr. Hubert Bath | 1 | |
| Mr. Hubert Eisdell | 1 | |
| Mr. John McCormack | 1 | 1913 |
| Mr. Julius Berger | 1 | 1914 |
| Mr. Mendels | 1 | |
| Mr. Prince | 1 | 1989 |
| Mr. Robert Radford | 1 | 1915 |
| Mr. T. E. Bean | 1 | |
| Mr. T. F. Kinniburgh | 1 | 1913 |
| Mr. W. H. Squire | 1 | 1920 |
| Mrs. Arnold | 1 | 1957 |
| Mrs. Norman Del Mar | 1 | 1957 |
| Mstislav Rostropovich | 41 | 1957 - 2007 |
| Mstislav Rostropovich And Benjamin Britten | 1 | 1962 |
| Mstislav Rostropovich And Berliner Philharmoniker | 2 | |
| Mstislav Rostropovich And London Philharmonic Orchestra | 1 | 1977 |
| Mstislav Rostropovich With Leonard Bernstein And The Orchestre National De France | 1 | 1977 |
| Mstislav Rostropovich, Alexander Deduykhin | 1 | 2007 |
| Mstislav Rostropovich, Alexander Dedyukhin | 1 | 1958 |
| Mstislav Rostropovich, Benjamin Britten | 1 | 1997 |
| Mstislav Rostropovich, Berliner Philharmoniker, Herbert Von Karajan | 1 | |
| Mstislav Rostropovich, Orchestre National De France, Leonard Bernstein | 1 | 1984 |
| Mstislav Rostropovich, Philadelphia Orchestra, Eugene Ormandy | 1 | 1998 |
| Mstislav Rostropovich, Royal Philharmonic Orchestra, Sir Malcolm Sargent | 3 | 1958 - 2007 |
| Mstislav Rostropovich, Rudolph Serkin | 1 | 1984 |
| Mstislav Rostropovich, The Philadelphia Orchestra, Eugene Ormandy | 1 | 1960 |
| Mstislav Rostropovitch - Royal Philharmonic Orchestra | 1 | 1959 |
| Mstislaw Rostropowitsch, Academy Of St. Martin-In-The-Fields, Iona Brown | 1 | 1976 |
| Müchner Symphoniker | 1 | |
| Alfonso Mudarra | 1 | 1992 |
| Muir Mathieson | 4 | 1945 - 2002 |
| Müller-Lampert | 1 | |
| Multiple Quartet With The Helsinki University Chorus And Organ | 1 | 1981 |
| Munchener Bach Orchester | 1 | 1991 |
| Münchener Bach-Chor | 9 | 1965 - 1997 |
| Münchener Bach-Chor, Karl Richter | 1 | |
| Münchener Bach-Chor, Münchener Bach-Orchester, Karl Richter | 3 | 1966 - 1997 |
| Münchener Bach-Orchester | 13 | 1965 - 1997 |
| Münchener Bach-Orchester, Karl Richter | 7 | 1966 - 1997 |
| Münchener Kammerorchester | 1 | 1956 |
| Münchener Marienknaben | 1 | |
| Münchener Philharmoniker | 7 | 1953 - 1976 |
| Münchener Philharmoniker, Fritz Lehmann | 1 | 1953 |
| Münchener Philharmoniker, Fritz Reiger | 1 | 1976 |
| Münchener Philharmoniker, Leopold Ludwig | 1 | 1953 |
| Münchner Bach-Chor Und Orchester, Karl Richter | 1 | |
| Münchner Bach-Chor, Karl Richter | 2 | 1967 |
| Münchner Kammerorchester | 1 | |
| Münchner Philharmoniker | 4 | 1955 - 2002 |
| Die Münchner Philharmoniker | 2 | |
| Münchner Philharmoniker, Fritz Lehmann | 1 | 2002 |
| Münchner Rundfunkorchester | 14 | 1979 - 1998 |
| Münchner Rundfunkorchester, Hans Gierster | 1 | |
| Münchner Rundfunkorchester, Heinz Wallberg | 3 | 1979 - 1982 |
| Münchner Rundfunkorchester, Miguel Gómez-Martínez | 1 | 1998 |
| Münchner Rundfunkorchester, Willi Boskovsky | 1 | 1987 |