The J. Willard Marriott Library is the main academic library of the University of Utah in Salt Lake City, Utah. The university library has had multiple homes since the first University of Utah librarian was appointed in 1850. The current building was opened in 1968 and named for J. Willard Marriott, founder of Marriott International, in 1969. After two major renovations, the building is more than 500,000 square feet (46,000 m2) and houses more than 4.5 million volumes. The University of Utah Press and Red Butte Press are divisions of the Marriott Library.

University of Utah is a public research university in Salt Lake City, Utah. It was established in 1850 as the University of Deseret by the General Assembly of the provisional State of Deseret, making it Utah's oldest institution of higher education. The university received its current name in 1892, four years before Utah attained statehood, and moved to its current location in 1900. It is the flagship university of the Utah System of Higher Education.