The University of Mumbai (Marathi (Marathi language): ????? ?????????), (formerly University of Bombay), is a state university (State university (India)) situated in Maharashtra state of India. It has been given a five-star ranking by NAAC (National Assessment and Accreditation Council). It has world ranking 401. The name of the University was changed from University of Bombay to University of Mumbai according to a Government Gazette dated 4 September 1996. It is abbreviated as either (UoM) for University of Mumbai or as (MU) for Mumbai University. Initially, the Elphinstone College building was used for Mumbai University.

Most of the colleges in the city of Mumbai and the districts of Thane, Raigad, Ratnagiri and Sindhudurg are affiliated with the University of Mumbai. The University of Mumbai offers Bachelors, Masters and Doctoral degrees to students. It has affiliations with several high ranking research institutes in the world, including Institute of Chemical Technology (formerly UDCT), Tata Institute of Fundamental Research (TIFR), a deemed university of the University of Mumbai, and the Tata Memorial Hospital. The UoM is ranked in the top 500 universities in the world by the THES - QS world universities ranking.