- Mark Edgar Stuart -- Mark Erelli
- Mark Eric -- Mark Favro
- Mark Feil -- Mark Fontana
- Mark Forbach -- Mark Frye
- Mark Fulton -- Mark Gersmehl
- Mark Geslison -- Mark Gould and Pink Baby Monster
- Mark Governor -- Mark Guiliana
- Mark "Guitar" Miller -- Mark Hansen
- Mark Hanson -- Mark Heenehan
- Mark Heimermann -- Mark Hill
- Mark Hill -- Mark Hooker
- Mark Hopkins -- Mark Hunt
- Mark Hunter -- Mark Hutton