Alvin Frazier Meredith III was born in Chattanooga, Tennessee, on July 22, 1970. He married Jennifer Edgin in 1998. They are the parents of six children.
He received a bachelor of science degree in psychology from Brigham Young University in 1994. In 2001 he received a master of business administration degree in finance from the University of Chicago Booth School of Business.
He has served in a number of Church callings, including full-time missionary in the Utah Salt Lake City Mission, elders quorum president, bishop, and stake president. He served as a member of the Sixth Quorum of the Seventy in the North America Southeast Area from 2012 to 2016 and a member of the Eighth Quorum of the Seventy in the Asia Area from 2016 to 2018. At the time of his call, Elder Meredith had been serving as the president of the Utah Salt Lake City South Mission.