New York University (NYU) is a private research university in New York City, New York, United States. Chartered in 1831 by the New York State Legislature, NYU was founded in 1832 by Albert Gallatin as a non-denominational all-male institution near City Hall based on a curriculum focused on a secular education. The university moved in 1833 and has maintained its main campus in Greenwich Village surrounding Washington Square Park. Since then, the university has added an engineering school in Brooklyn's MetroTech Center and graduate schools throughout Manhattan.

NYU is one of the largest private universities in the United States by enrollment, with a total of 51,848 enrolled students in 2021. It is one of the most applied-to schools in the country and admissions are considered selective.

NYU's main campus in New York City is organized into ten undergraduate schools, including the College of Arts & Science, Gallatin School, Steinhardt School, Stern School of Business, Tandon School of Engineering, and Tisch School of the Arts. NYU's 15 graduate schools include the Grossman School of Medicine, School of Law, Wagner Graduate School of Public Service, School of Professional Studies, Silver School of Social Work, and Rory Meyers School of Nursing. The university's internal academic centers include the Courant Institute of Mathematical Sciences, Center for Data Science, Center for Neural Science, Clive Davis Institute, Institute for the Study of the Ancient World, Institute of Fine Arts, and the NYU Langone Health System.

NYU is a global university system with degree-granting portal campuses at NYU Abu Dhabi in the United Arab Emirates and NYU Shanghai in China, and academic learning centers in Accra, Berlin, Buenos Aires, Florence, London, Los Angeles, Madrid, Paris, Prague, Sydney, Tel Aviv, and Washington, D.C. Past and present faculty and alumni include 39 Nobel Laureates, 8 Turing Award winners, 5 Fields Medalists, 31 MacArthur Fellows, 26 Pulitzer Prize winners, 3 heads of state, 5 U.S. governors, 12 U.S. senators, and 58 members of the U.S. House of Representatives.