John Farnham Boynton was an early leader in the Latter Day Saint movement and an American geologist and inventor. He was one of the original members of the Latter Day Saint movement's Quorum of the Twelve Apostles.

In the Latter Day Saint movement, the Quorum of the Twelve is one of the governing bodies of the church hierarchy organized by the movement's founder Joseph Smith and patterned after the Apostles of Jesus. Members are called Apostles, with a special calling to be evangelistic ambassadors to the world.