- Cameron MacDonald
- Ian Macdonald
- Yoshio Machida
- Barry MacRae
- Mark Mahaney
- Daniel Mahon
- Avril Mair
- Stephen Malkmus
- Geoff Manaugh
- Howard Mandel
- Dave Mandl
- Greil Marcus
- Lasse Marhaug
- Daniel Markusson
- Brian Marley
- Marshall Marrotte
- K Martin
- Garrard Martin
- Lesley A Martin
- Francesco Martinelli
- Ariel Martini
- Roberto Masotti
- Jack Massarik
- Marc Masters
- Kenny Mathieson
- Matthew Herbert
- Philip Matthews
- Jerome Maunsell
- Sebastian Mayer
- Doug McCombs
- Daniel McGarry
- Robin McGinley
- Bryony McIntyre
- Joss McKinley
- Benjamin McMahon
- Ian McMillan
- Stephen McRobbie
- Peter Meanwell
- Carlos Melgoza
- Chris Menist
- Bill Meyer
- David Milne
- Donald Milne
- Caitlin C Mitchell
- Tracey Moberly
- Keith Moliné
- Will Montgomery
- Steve Moore
- Alan Moore
- Baron Mordant
- Jon C Morgan
- Frances Morgan
- Dave Morrison
- Brian Morton
- Chris Moss
- Chris Mottalini
- Volker Mueller
- Joe Muggs
- Mukul
- John Mulvey
- Bill Murphy
- Chrissie Murray