Marvin Owen Ashton (April 8, 1883 – October 7, 1946) was a general authority of the Church of Jesus Christ of Latter-day Saints (LDS Church) from 1938 until his death. Prior to becoming a general authority, Ashton was a prominent local leader of the LDS Church in Salt Lake City, Utah. Ashton is the father of Marvin J. Ashton, who became a general authority of the church in 1969 and a member of the church's Quorum of the Twelve Apostles in 1971.