Jens Nielson (26 April 1821 – 1906) was a prominent Mormon pioneer, a community leader, and a settler of the western United States. Nielson was one of the Mormon handcart pioneers that traveled across the plains to Salt Lake City under captain James G. Willie. Nielson and his family settled 6 towns, including Bluff, Utah, where he was a bishop of The Church of Jesus Christ of Latter-day Saints (LDS Church) for 26 years.