Mary Ann Angell Young (June 8, 1803 – June 27, 1882) was the second woman married to Brigham Young, who served as president of the Church of Jesus Christ of Latter-day Saints (LDS Church). Young's first wife had died in 1832, leaving Young a widower. Angell and Young were married on March 31, 1834 in Kirtland, Ohio. In 1842, Angell gave her consent to the practice of plural marriage upon Young's marriage to Lucy Ann Decker, his first plural wife. Angell remained married to Young until his death in 1877, and together they had six children.