[2] Romney studied at Academia Juárez until his family left Mexico in 1912, when violence from the ongoing Mexican revolution spread to their region.

Romney and Jensen married September 12, 1924, in the Salt Lake Temple, officiated by Joseph Fielding Smith.

Romney next studied at the University of Utah, receiving a bachelor's degree in political science and history in 1926.

Romney first worked for the post office, and later became an assistant prosecuting attorney in Salt Lake City.

Romney's 47 years as a general authority of the LDS Church began as one of the first five Assistants to the Quorum of the Twelve Apostles called to the new position in 1941.

Assisted by Eduardo Balderas in learning Spanish, Romney supervised the church's growth in Mexico for the next eleven years.

Following Lee's death the following year, Spencer W. Kimball became the church president and he retained Romney as the Second Counselor.

As the First Presidency, Kimball, Tanner, and Romney announced the 1978 Revelation on Priesthood, canonized as "Official Declaration 2" in the Doctrine and Covenants.

When Kimball, Tanner, and Romney all aged and developed health problems at similar rates, Gordon B. Hinckley was added as an additional counselor in 1981.

Romney was buried at Wasatch Lawn Memorial Park in Salt Lake City,[5] beside his wife, approximately 10 years after her death.