The Manish Boys
Manfred Mann
The Marauders
Margo and The Marvettes
Marianne and Mike
The Marionettes
The Mark Four
The Mark Five
Steve Marriott
Beryl Marsden
George Marthin Orchestra
The Masterminds
Susan Maughan
John Mayall and The Bluesbreakers
Chas McDevitt skiffle group
Ross McManus
Me and Them
The Measles
Tony Meehan
Joe Meek Orchestra
Joe Meek Productions
Tonny Merrick
The Merseybeats
The Merseyboys
The Merseys
The Messengers
The Mighty Avengers
The Migil Five
The Migil Four
Bobbie Miller
Jimmy Miller and The Barbecues
Millie
Spike Milligan
The Millionares
Gordon Mills
Garry Mills
Hayley Mills
The Mindbenders
The Mixture
MJ6
The Mockingbirds
The Mojos
Zoot Money
The Monotones
Ron Moody
The Moody Blues
The Moonstones
The Moontrekkers
Jenny Moss
Mickie Most
The Most Brothers
Valerie Mountain
Musketeer Gripweed
and The Third Troop