Mark Petersen may refer to: Mark E. Petersen (1900–1984), member of the Quorum of the Twelve Apostles of The Church of Jesus Christ of Latter-day Saints Mark Petersen (musician), New Zealand rock guitarist Mark C. Petersen, composer who created Geodesium, which is music for Planetarium shows Mark Petersen (geologist), chief of the United States Geological Survey’s National Seismic Modeling Project