| Marty Mumenthaler - Vreneli Pfyl | 1 | |
| Marty Robbins | 72 | 1952 - 1961 |
| Marty Robbins With Ray Conniff | 4 | 1958 |
| Marty Roberts | 3 | 1952 - 1953 |
| Marty Roberts And Golden West Four | 1 | 1950 |
| Marty Wilde | 19 | 1957 - 1961 |
| Marty Wilde And His Wildcats | 5 | 1957 - 1959 |
| Martyn Green | 1 | 1936 |
| Maruška Miškovská | 1 | 1944 |
| Marv Hathaway And The E-Z Notes | 1 | |
| Marv Johnson | 5 | 1959 - 1960 |
| Marv Lockard | 3 | 1956 |
| The Marveleers | 2 | 1953 - 1954 |
| The Marvelettes | 2 | 1961 - 1963 |
| The Marvellets | 1 | 1961 |
| The Marveltones | 2 | 1952 - 1953 |
| Marvin And Johnny | 16 | 1953 - 1958 |
| Marvin And Johnny And "The Marsmen" | 2 | 1954 |
| Marvin And Johnny And The Marsmen | 1 | 1954 |
| Marvin And The Chirps | 1 | 1955 |
| Marvin Ash | 1 | 1948 |
| Marvin Clark | 1 | 1950 |
| Marvin Clark And The Cowpunchers | 1 | 1950 |
| The Marvin Family | 1 | 1929 |
| Marvin Johnson | 1 | 1946 |
| Marvin Kirkland | 1 | 1953 |
| Marvin Lacy - The Tune Twister | 1 | 1954 |
| Marvin McCullough And Band | 1 | |
| Marvin Meiers | 1 | 1950 |
| Marvin Montgomery | 4 | 1948 - 1951 |
| Marvin Phillips | 15 | 1953 - 1958 |
| Marvin Phillips And His Men From Mars | 1 | 1952 |
| Marvin Rainwater | 19 | 1953 - 1959 |
| Marvin Rainwater & his Ridge Riders | 1 | |
| Marvin Rainwater And Connie Francis | 2 | 1957 |
| Marvin Rainwater With The Tomahawks | 1 | 1955 |
| Marvin Smolev And His Syncopators | 2 | 1930 |
| Marvin Thompson | 2 | 1931 |
| Marvin Williams (Sunshine Yodler) | 1 | 1930 |
| Marvin Young And His Collegiates | 2 | 1929 |
| Mary Alice Therp, Clara Østø, Ib Schønberg | 1 | 1935 |
| Mary And Curly With Earl Ketchum's Circle "A" Ranch Gang | 1 | 1951 |
| Mary And John | 1 | 1974 |
| Mary Ann Kelly | 1 | 1953 |
| Mary Ann McCall | 2 | 1947 - 1948 |
| Mary Ann Morgan | 4 | 1955 |
| Mary B. MacLean | 2 | 1930 - 1934 |
| Mary Becanger | 2 | 1953 |
| Mary Carson | 2 | 1912 - 1915 |
| Mary Carson And Emory B. Randolph | 1 | 1914 |
| Mary Cavendish | 1 | 1917 |
| Mary Dean | 1 | |
| Mary Deloatch | 1 | 1952 |
| Mary DePina With Monte Easter | 1 | 1946 |
| Mary Dixon | 1 | 1929 |
| Mary Ellis | 1 | 1939 |
| Mary Ellis And Ivor Novello | 1 | 1939 |
| Mary Ellis And Olive Gilbert | 1 | 1939 |
| Mary Ellis And Trefor Jones | 1 | 1935 |
| Mary Feeney | 5 | 1953 - 1956 |
| Mary Feeney And Dorothy Brannigan With The Astor Trio | 1 | 1953 |
| Mary Ford | 1 | 1955 |
| Mary Garden | 3 | 1927 - 1951 |
| Mary Gee | 2 | 1955 - 1956 |
| Mary H. Bradford | 2 | 1923 - 1924 |
| Mary Hartline | 1 | 1948 |
| Mary Hjelte | 3 | 1925 - 1939 |
| Mary Hjelte och Åke Grönberg | 1 | 1940 |
| Mary Hull | 1 | 1955 |
| Mary Jackson | 2 | 1923 - 1924 |
| Mary Jackson And Perry Bradford's Jazz Phools | 1 | 1924 |
| Mary Jane Johnson | 1 | 1954 |
| Mary Jane Sutherland, The Golden Choir, Jimmy Carroll And Orchestra | 1 | 1954 |
| Mary Jane Sutherland, The Sandpipers, Mitchell Miller And Orchestra | 5 | 1953 - 1954 |
| Mary Jane Walsh | 1 | 1939 |
| Mary Jarred | 1 | 1941 |
| Mary Jo Chelette | 2 | 1953 - 1954 |
| Mary Jo Chelette And The Western Cherokees | 1 | 1953 |
| Mary Johnson | 10 | 1929 - 1947 |
| The Mary Johnson Davis Gospel Singers | 2 | 1949 - 1950 |
| Mary Kay | 1 | 1934 |
| Mary Kaye Trio | 1 | 1954 |
| Mary Kinney | 1 | |
| Mary Lee With Bob Crosby's Bob Cats | 2 | 1943 |
| Mary Lewis | 4 | 1926 - 1928 |
| Mary Lou And Her Chosen Five | 4 | 1944 |
| Mary Lou Bell, The Sandpipers, Jimmy Carroll And Orchestra | 1 | |
| Martha Lou Harp - Vic Anthony | 1 | 1950 |
| Mary Lou Williams | 38 | 1931 - 1953 |
| Mary Lou Williams - Nora Lee King | 1 | 1944 |
| Mary Lou Williams And Her Kansas City Seven | 2 | 1941 |
| Mary Lou Williams And Her Six | 2 | 1945 |
| Mary Lou Williams Quartet | 1 | 1953 |
| Mary Lou Williams Trio | 2 | 1944 - 1946 |
| Mary Lou With Oklahoma Roundup Boys | 1 | 1947 |
| Mary Louise | 1 | 1949 |
| Mary Mack | 1 | 1926 |
| Mary Martin | 61 | 1940 - 1955 |
| Mary Martin And Arthur Godfrey | 5 | 1950 - 1951 |
| Mary Martin And Ethel Merman | 1 | 1953 |
| Mary Martin And Ezio Pinza | 6 | 1949 - 1952 |
| Mary Martin And Girl's Chorus | 3 | 1949 |
| Mary Martin And Guy Lombardo | 1 | 1947 |
| Mary Martin And Guy Lombardo And His Royal Canadians | 2 | 1947 - 1948 |
| Mary Martin And Her Son Larry | 3 | 1951 |
| Mary Martin And Wilbur Evans | 1 | 1951 |
| Mary Martin, William Tabbert | 1 | 1952 |
| Mary Mayo | 7 | 1950 - 1953 |
| Mary Mayo And Jerry Vale | 1 | 1958 |
| Mary Mayo and the Riddlers | 1 | 1950 |
| Mary McConnell | 1 | 1947 |
| Mary McCormick, Georges Thill | 1 | 1927 |
| Mary Morgan | 2 | 1956 - 1957 |
| Mary O'Hara | 1 | 1955 |
| Mary Ogden And William Heseltine | 1 | 1927 |
| Mary Osborne | 4 | 1947 - 1948 |
| Mary Osborne Trio | 2 | 1947 |
| Mary Peck With Happy Harold And His Dixie Millers | 1 | |
| Mary Reed And Stewart Morton | 1 | 1917 |
| Mary Reid | 1 | |
| Mary Robison | 1 | 1951 |
| Mary Rodgers, Mitch Miller And Orchestra | 1 | |
| Mary Rose Bruce | 3 | 1953 - 1954 |
| Mary Ruth Harris | 1 | |
| Mary Small | 7 | 1940 - 1955 |
| Mary Stafford | 1 | 1947 |
| Mary Stafford And Her Jazz Band | 4 | 1921 - 1922 |
| Mary Straine And Joseph Smith's Jazz Band | 1 | 1922 |
| Mary Sue | 1 | 1952 |
| Miss Mary Williams | 1 | |
| Mary Willis | 1 | 1932 |
| Mary Woodgate | 1 | 1915 |
| The Maryans | 1 | 1958 |
| Maryland Dance Orchestra | 5 | 1924 - 1926 |
| Maryland Xylophone Orchestra | 1 | 1924 |
| The Marylanders | 2 | 1952 - 1953 |
| Marylyn Scott | 2 | 1950 - 1952 |
| Marylyn Scott, The Carolina Blues Girl | 1 | 1950 |
| Marz Bræður | 1 | 1954 |
| Marzari | 2 | 1929 |
| Mascagni String Ensemble | 1 | 1941 |
| Mascot Dance Orchestra | 1 | 1927 |
| The Mascots Dance Band | 1 | 1927 |
| Masens Spelegäng | 1 | 1943 |
| The Masked Marvel | 1 | 1929 |
| The Masked Singer | 1 | 1933 |
| The Masked Spooner | 1 | 1949 |
| The Masked Strollers | 1 | 1931 |
| Mason And Dixon | 1 | 1931 |
| Mason And Miller | 1 | 1927 |
| Mason Ayres And His West Virginians | 1 | 1949 |
| Maspojkarna | 1 | 1937 |
| The Masqueraders | 4 | 1931 - 1934 |
| Massed Accordeon And Dance Bands (Primo Scala And Jay Wilbur) | 1 | 1935 |
| Massed Bands | 8 | 1934 - 1955 |
| Massed Bands (Cambridge Heath - Tottenham Citadel) | 2 | 1954 |
| Massed Bands - Luton Band And Wood Green Excelsior Silver Prize Band | 1 | 1939 |
| Massed Bands And Bugles Of The Aldershot And Eastern Commands | 1 | 1939 |
| Massed Bands Of The Southern Command | 5 | 1933 - 1934 |
| Massed Bands Of Cambridge Heath And Tottenham Citadel | 1 | 1954 |
| The Massed Bands Of Lew Stone, Alfredo Campoli And His Salon Orch., Don Rietto And His Accordion Band | 1 | 1934 |
| Massed Bands Of The Aldershot And Eastern Commands | 4 | 1936 - 1939 |
| Massed Bands Of The Aldershot Command | 13 | 1926 - 1935 |
| The Massed Bands Of The British Legion | 6 | 1933 - 1934 |
| Massed Bands Of The Champions | 2 | 1936 |
| Massed Bands Of The Champions (1931 - 1936) | 1 | 1936 |
| Massed Bands Of The International Staff Band, Cambridge Heath Band And Tottenham Citadel Band | 1 | 1955 |
| Massed Bands Of The Northern Command | 1 | 1935 |
| Massed Bands Of The Royal Australian Navy | 1 | 1956 |
| Massed Bands Of The Royal Marines | 2 | 1936 |
| The Massed Bands | 2 | 1955 - 1956 |
| Massed Brass Bands | 7 | 1933 - 1943 |
| Massed Buglers And Silver Stars Band | 1 | 1926 |
| Massed Cavalry Bands Of The Aldershot And Eastern Commands | 1 | 1939 |
| Massed Choir | 2 | 1926 |
| Massed Choirs | 1 | |
| Massed Chorus (Of 530 Voices) | 1 | 1952 |
| Massed Chorus Of The Scottish Festivals Of Male Voice Praise | 5 | 1953 - 1955 |
| Massed Church School Choirs | 1 | 1953 |
| Massed Jazz Bands | 1 | 1953 |
| Massed Military Bands | 19 | 1928 - 1937 |
| Massed Pipe And Drums Bands And Dancers | 1 | 1956 |
| Massed Pipe Bands | 1 | 1926 |
| Massed Regimental Bands Of The Australian Military Forces | 3 | 1945 |
| The Massey Brothers | 2 | 1948 |
| The Massey Family | 2 | 1934 - 1935 |
| Mästarkvartetten | 1 | 1944 |
| Master Alfred Conn | 1 | 1937 |
| Master Billy Hill | 1 | 1934 |
| Master Bobby Lemaire | 1 | 1929 |
| Master Charles Rogers | 1 | 1906 |
| Master Christopher Robin | 1 | 1929 |
| Master Clifford Adams | 3 | 1934 |
| Master Cyril Lewis | 1 | 1935 |
| Master David Kidd | 1 | 1932 |
| Master Denis Gonet | 1 | 1935 |
| Master Dennis Barthel | 1 | 1932 |
| Master Dennis Diehl | 1 | 1932 |
| Master Derek Middleton | 1 | 1932 |
| Master E. Lough | 4 | 1928 |