Marlin Keith Jensen (born May 18, 1942) is an American attorney who has been a general authority of the Church of Jesus Christ of Latter-day Saints (LDS Church) since 1989. He served as the official Church Historian and Recorder of the church from 2005 to 2012. He was the 19th man to hold that calling since it was established in 1830. Jensen was made an emeritus general authority in the October 2012 general conference.