Nathaniel Baldwin (December 1, 1878 – January 19, 1961) was an American inventor and industrialist, known for his improved telephonic earphone, among other inventions. He was also a supporter of the early Mormon fundamentalist movement.
Nathaniel Baldwin was born in Fillmore, Millard County, Utah to Nathaniel B. Baldwin, a native of Ontario, Canada, and Margaret Oler, a native of Philadelphia. Baldwin's family were members of the Church of Jesus Christ of Latter-day Saints (LDS Church) and his mother was his father's second polygamous wife. As a child, he was interested in technology and built his own bicycle and steam engine.
Baldwin studied at Brigham Young Academy (BYA), Utah State Agricultural College, and then Stanford University, receiving a degree in electrical engineering. He then returned to BYA to teach physics and theology and remained after its name changed to Brigham Young University (BYU). T