- Mark Hitt -- Mark Hollingsworth
- Mark Hollis -- Mark Howell
- Mark Howell -- Mark Humphries
- Mark Hunt -- Mark Imperial
- Mark In Da Park -- Mark J. Bradlyn
- Mark J. Goldberg -- Mark James
- Mark James Aaron -- Mark Jickling
- Mark Jodha -- Mark Johnson
- Mark Johnson & Clawgrass -- Mark Kagan
- Mark Kahny -- Mark Kelf And The Valley Boys
- Mark Keller -- Mark Kieme
- Mark Kilian -- Mark Knight
- Mark Knight & Funkagenda -- Mark Knobel/Mike Gerber