The University of Tehran (دانشگاه تهران in Persian) is the most important university in Iran. It is also the largest university in the Middle East. Over 30,000 students in more than 115 academic fields in 40 academic centers study at the university's six campuses.

The university was established by the Iranian Parliament with the help of scientist Mahmoud Hessaby in 1934 and originally consisted of six faculties:

• Engineering
• Natural Science and Mathematics
• Literature, Philosophy and Pedagogical Sciences
• Medicine and related sciences
• Jurisprudence, Political and Economic Sciences
• Theology

Other faculties were founded later on:

• Fine Arts (1941)
• Veterinary Medicine (1943)
• Agriculture(1945)
• Business Administration (1954)
• Education (1954)
• Natural Resources (1963)
• Economics (1970)
• Foreign Languages (1989)
• Environmental Studies (1992)

In 1992, the faculties of Medicine, Dentistry and Pharmacology seceded to become the University of Medical Sciences of Tehran.

In 2003, Shirin Ebadi a graduate and a professor of law at the university received the Nobel Prize for Peace.