Martz may refer to:
People Martz (surname), notable people with the surname Martz Schmidt (1922–1998), Spanish comics writer and artist
Places Martz (crater), an impact crater on Mars Martz Observatory, an organization devoted to the amateur astronomer Martz Rock Shelters, an American archeological site in Pennsylvania
Other uses Martz Communications Group, an American radio broadcasting company Martz Group, an American bus company
See also Marz (disambiguation)