Science and Research Branch of the Islamic Azad University (Tehran SRBIAU) (Persian: دانشگاه آزاد اسلامی واحد علوم و تحقيقات تهران‎‎, Dāneshgāh-e Āzād-e Eslāmi Vāhed-e Olum va Tahghighāt Tehran) is a private entrepreneurial university in Tehran, Iran. It is the flagship university of the Islamic Azad University system. It has 20 faculties and 4 research centers offering 600 disciplines at undergraduate, graduate and doctorate levels with over 50,000 students.