- Cameron MacDonald
- Yoshio Machida
- Barry MacRae
- Avril Mair
- Ian Maleney
- Stephen Malkmus
- Geoff Manaugh
- Howard Mandel
- Dave Mandl
- Greil Marcus
- Lasse Marhaug
- Brian Marley
- Marshall Marrotte
- K Martin
- Francesco Martinelli
- Jack Massarik
- Marc Masters
- Kenny Mathieson
- Philip Matthews
- Jerome Maunsell
- Daniel McGarry
- Robin McGinley
- Peter Meanwell
- Noel Meek
- Chris Menist
- Bill Meyer
- Keith Moliné
- Will Montgomery
- Steve Moore
- Thurston Moore
- Alan Moore
- Baron Mordant
- Jon C Morgan
- Frances Morgan
- Dave Morrison
- Brian Morton
- Chris Moss
- Joe Muggs
- Mukul
- John Mulvey
- Bill Murphy
- Chrissie Murray