| Magda Van Biljon, Karel En Sarel, Petrus Padda En Eend, Bennie Boekwurm En Die Kouse | 1 | 1981 |
| Magdalen College School | 1 | 1978 |
| Magdaléna Hajóssyová, Věra Soukupová, Jozef Kundlák, Peter Mikuláš, Slovak Philharmonic Choir And Orchestra | 1 | 1989 |
| Magdalena Leonides Andrasic And Ansambl Donat Iz Zadra | 1 | 1980 |
| Magdalith | 1 | |
| Magdeburg | 1 | 1981 |
| Magdeburgarna | 3 | 1971 - 1976 |
| Magenta | 1 | 1978 |
| Maggie And Terre Roche | 2 | 1975 - 1981 |
| Maggie Antone | 1 | 2024 |
| Maggie Bell | 8 | 1974 - 1975 |
| Maggie Boyle | 1 | 1987 |
| Maggie Henderson And Fred Harris | 1 | 1974 |
| Maggie Holland | 1 | 1983 |
| Maggie Ingram And The Ingramettes | 1 | 1986 |
| Maggie Lee | 1 | 1984 |
| Maggie MacNeal | 3 | 1976 - 1989 |
| Maggie Reilly | 1 | 1992 |
| Maggie Ryder | 2 | 1978 |
| Magic [UK] | 2 | 1978 |
| Magic | 1 | 1971 |
| The Magic Accordions Of Adriano | 1 | 1968 |
| Magic Carpet | 1 | 1972 |
| Magic Carpet [Jazz] | 1 | 2023 |
| Magic De Spell | 1 | 1985 |
| The Magic Disco Machine | 3 | 1975 |
| The Magic Fingers Of Merlin | 3 | |
| Magic Lady | 2 | 1980 - 1988 |
| The Magic Lanterns | 1 | 1969 |
| The Magic Mixture | 1 | 1968 |
| Magic Mose And His Royal Rockers Featuring Blind Sam | 1 | 1984 |
| Magic Mushroom Band | 2 | 1991 |
| The Magic Numbers | 1 | 2006 |
| The Magic Organ | 10 | 1972 - 1979 |
| Magic Sam | 11 | 1967 - 1989 |
| Magic Sam And Shakey Jake | 2 | 1980 - 1983 |
| Magic Sam Blues Band | 3 | 1967 - 1968 |
| Magic Slim And The Teardrops | 2 | 1982 - 1990 |
| The Magic Splatters | 1 | 1997 |
| Magic Strings [Norman Candler] | 2 | 1973 |
| The Magic Strings [Norman Candler] | 1 | 1977 |
| Magic Trumpets | 1 | 1977 |
| Magic Violins | 2 | |
| Magic [St. Kitts] | 1 | 1969 |
| Magical Ring | 1 | 2015 |
| Magician | 1 | 2022 |
| Magilla Gorilla | 1 | 1977 |
| Magma | 7 | 1970 - 1978 |
| Magna Carta | 23 | 1969 - 2003 |
| Magna Carta [Greece] | 1 | 1990 |
| Magnapop | 1 | 1994 |
| Magnet | 1 | 1979 |
| The Magnetic Fields | 1 | 2017 |
| The Magnetics | 2 | 1981 |
| The Magnetix | 1 | 2011 |
| Magneton | 2 | 1983 - 1986 |
| The Magnificent Men | 5 | 1967 - 1970 |
| The Magnificents (UK) | 1 | 1968 |
| Magnum | 31 | 1978 - 2014 |
| Magnum [Funk] | 1 | 2020 |
| Magnum Bonum | 3 | 1978 - 1981 |
| Magnum Force | 1 | 1984 |
| Magnus Härenstam | 3 | 1975 - 1979 |
| Magnus Kvintett Med Lars Waldefeldt | 3 | 1966 - 1970 |
| Magnus Kvintett | 7 | 1966 - 1976 |
| Magnus Lindberg | 3 | 1978 - 1989 |
| Magnus Och Brasse | 3 | 1975 - 1979 |
| Magnús Og Jóhann | 1 | 1984 |
| Magnus Thor | 1 | 1976 |
| Magnus Uggla | 7 | 1977 - 1989 |
| Magnus [Kvintett] | 3 | 1973 - 1976 |
| Magnús Þór, Bubbi Morthens Ofl | 1 | 1989 |
| Magnusi | 1 | 1990 |
| Magoo | 1 | 1998 |
| Magoo Brothers | 1 | |
| Magpie | 1 | 1982 |
| The Magpie Salute | 1 | 2019 |
| Magyar | 1 | 2013 |
| Mahalia Jackson | 167 | 1951 - 1989 |
| Maharishi Mahesh Yogi | 2 | 1967 - 1968 |
| Mahavishnu | 1 | 1984 |
| Mahavishnu John McLaughlin | 4 | 1971 |
| Mahavishnu Orchestra | 21 | 1971 - 1984 |
| Mahavishnu Orchestra John McLaughlin | 3 | 1976 |
| The Mahavishnu Orchestra With John McLaughlin | 3 | 1971 - 1972 |
| Mahavishnu Orchestra With The London Symphony Orchestra | 4 | 1974 - 1975 |
| Mahi Beamer | 1 | 1979 |
| Mahir Paloš | 1 | 1975 |
| Mahlathini And Mahotella Queens | 1 | 1988 |
| Mahmoud Ahmed | 2 | 1975 - 1986 |
| Mahogany Rush | 21 | 1973 - 1988 |
| Mahogany [UK] | 1 | 1969 |
| The Mahotella Queens | 1 | 1977 |
| Mai Tai | 4 | 1985 - 1987 |
| Maia Hirasawa | 1 | 2013 |
| Maialook | 1 | 1986 |
| Maibell And The Misfires | 1 | 2010 |
| Maïg Foucher Et Robert Perrin | 1 | 1962 |
| Mailer MacKenzie Band | 2 | 1970 |
| The Main Attraction | 1 | 1968 |
| The Main Ingredient Featuring Cuba Gooding | 3 | 1977 - 1981 |
| The Main Ingredient | 22 | 1970 - 1989 |
| Maineeaxe | 1 | 1985 |
| The Maines Brothers | 1 | 1981 |
| Mainhorse | 2 | 1976 - 1978 |
| Mainland | 1 | 1979 |
| Mainline | 1 | 1971 |
| Mainliner | 1 | 2012 |
| The Mainliners | 1 | 2005 |
| Mainstreet | 1 | 1983 |
| Mainzel-Männchen | 1 | 1981 |
| Die Mainzer Hofsänger | 1 | 1969 |
| Mainzer Kammerorchester | 1 | 1961 |
| Maiorani 5 | 1 | 1970 |
| Maiorani Orchestra | 3 | 1968 - 1971 |
| Mair Jones | 1 | 1973 |
| Máire Áine Ní Dhonnchadha | 1 | 1970 |
| Máire Mhac An TSaoi | 1 | 1970 |
| Máire Ní Chathasaigh | 1 | 1989 |
| Máire Ní Chathasaigh And Chris Newman | 1 | 1989 |
| Maire Ojonen | 1 | 1957 |
| Mairi MacInnes | 1 | 1989 |
| Mairi Morrison And Alasdair Roberts | 1 | 2012 |
| Máirtín Ó Direáin | 1 | 1969 |
| Máirtín O'Connor | 2 | 1979 - 1990 |
| Maisonettes | 3 | 1983 |
| Maïtena | 1 | 1961 |
| Maîtrise De La Cathédrale De Nantes | 1 | 1962 |
| Maîtrise De La Cathédrale De Trois-Rivières | 4 | 1965 - 1968 |
| Maja Catrin Fritsche | 1 | 1984 |
| Maja De Rado I Porodična Manufaktura Crnog Hleba | 1 | 2005 |
| Maja Dešpalj Draušnik | 1 | 1975 |
| Maja I Valter Dešpalj | 1 | 1973 |
| Maja Županović | 1 | 1989 |
| Majda Sepe | 2 | 1961 - 1978 |
| Majella | 3 | 1969 - 1970 |
| The Majestic Singers | 1 | 1979 |
| The Majestics | 2 | 1968 - 1987 |
| Majeure | 1 | 2009 |
| Majeure / Sankt Otten | 1 | 2009 |
| Majke | 8 | 1990 - 2023 |
| Major Accident | 1 | 1984 |
| Major Arcana | 1 | 1976 |
| The Major Dundee Band | 1 | 1979 |
| Major Glenn Miller And The Army Air Force Band | 1 | 1978 |
| Major Glenn Miller And The Army Air Forces Training Comand Orch. | 1 | 1979 |
| Major Glenn Miller Army Air Force Band | 2 | 1984 - 1986 |
| Major Harris | 3 | 1974 - 1976 |
| Major Lance | 14 | 1963 - 1984 |
| Major Lazer | 1 | 2015 |
| Major Setback Band | 1 | 1984 |
| The Major Thinkers | 1 | 1981 |
| Major Wiley | 1 | 1972 |
| Majority One | 1 | 1971 |
| The Majors | 1 | 1962 |
| Makám és Kolinda | 3 | 1982 - 1984 |
| Makaya McCraven | 2 | 2018 - 2021 |
| Make Believe | 1 | 1996 |
| The Make | 1 | 1981 |
| Make-Overs | 1 | 2013 |
| The Makems - Jack And Sons, Gerry And Tommy | 1 | 1981 |
| Makin' Time | 7 | 1985 - 2000 |
| Makoto Horiuchi | 1 | 1984 |
| Makoto Terashita | 2 | 2019 |
| Makoto Terashita Meets Harold Land | 1 | 2019 |
| Mal Daron | 2 | 1975 - 1976 |
| Mal Dei Primitives | 1 | |
| Mal Fitch Orchestra | 1 | |
| Mal Hasset And His Orchestra | 1 | 1962 |
| Mal Sharpe | 2 | 1979 - 1984 |
| Mal Waldron | 17 | 1960 - 2024 |
| Mal Waldron And Gary Peacock | 1 | 2020 |
| Mal Waldron Quintet | 2 | 1976 |
| Mal Waldron Sextet | 1 | 1993 |
| Mal Waldron Trio | 3 | 1981 - 2019 |
| Mal Waldron With John Coltrane, Jackie McLean, Paul Quinichette, Frank Wess | 1 | 1977 |
| Mal Waldron • Terumasa Hino | 1 | 2024 |
| Mal Waldron, Eric Dolphy, Booker Ervin | 1 | 1966 |
| Malachy Doris | 4 | 1977 - 1981 |
| Malachy Doris Accordion And His Band | 1 | 1977 |
| Malachy Doris Ceili Band | 1 | 1980 |
| Malachy McCourt | 1 | 1970 |
| Malando | 16 | 1952 - 1979 |
| Malando And His Grand Tango Orchestra | 1 | 1975 |
| Malando And His Orchestra | 3 | 1953 - 1970 |
| Malando And His Tango-Orchestra | 4 | 1974 |
| Malando En Zijn Tango-Orkest | 6 | 1967 - 1979 |
| Malando en zijn Tango-Orkest met de Marinierskapel Der Koninklijke Marine | 1 | 1974 |
| Malando Et Son Orchestre Typique | 1 | 1952 |
| Malc Stent | 1 | 1981 |
| Malcolm And Alwyn | 2 | 1973 - 1981 |
| Malcolm And Chris | 1 | 1970 |
| Malcolm And Julia Donaldson | 1 | 1979 |
| Malcolm And The Mirrors | 2 | 1982 |
| Malcolm Arnold | 13 | 1956 - 1983 |
| Malcolm Dodds | 3 | 1964 - 1965 |
| The Malcolm Dodds Singers | 1 | 1963 |
| Malcolm Frager, René Leibowitz, Paris Conservatoire Orchestra | 1 | 1960 |
| Malcolm Goldie | 1 | 2020 |
| Malcolm Henry Arnold | 1 | 1965 |