The Babeș-Bolyai University commonly known after its abbreviation, UBB, is a public university in Cluj-Napoca, Romania. With more than 41,000 students in 2014, it is the largest university in the country. The Babeș-Bolyai University offers study programmes in Romanian, Hungarian, German, English, and French.
The university was named after two prominent scientists from Transylvania, the Romanian bacteriologist Victor Babeș and the Hungarian mathematician János Bolyai. The Babeș-Bolyai University is classified as an advanced research and education university by the Ministry of Education. In the 2012 QS World University Rankings, it was included in the Top 700 universities of the world, together with three other Romanian universities.