Nova Southeastern University (NSU) is a private research university in Florida with its main campus in Fort Lauderdale and Davie, Florida, United States. The university consists of 14 colleges, offering over 150 undergraduate, graduate, and doctoral degree programs. The university offers professional degrees in the social sciences, law, business, osteopathic medicine, allopathic medicine, health sciences, pharmacy, dentistry, optometry, physical therapy, education, occupational therapy, and nursing.

As of 2024, more than 20,000 students were enrolled at Nova Southeastern University and the university had more than 216,000 alumni. With a main campus located on 314 acres (127 hectares) in Davie, Florida, NSU operates additional campuses in Dania Beach and Tampa-Clearwater, and other locations throughout the state of Florida, as well as in San Juan, Puerto Rico and Denver, Colorado.

The university was founded in 1964 as the Nova University of Advanced Technology on a former naval outlying landing field built during World War II and first offered graduate degrees in the physical and social sciences. In 1994, the university merged with the Southeastern University of the Health Sciences and assumed its current name.

Nova Southeastern is accredited by the Southern Association of Colleges and Schools and also has numerous additional specialized accreditations for its colleges and programs. It is classified among "R1: Doctoral Universities – Very High research activity" and as a "community engaged" university.