The PUC-SP was founded in 1946 from the union of Philosophy, Sciences and Letters of St. Benedict .

Paris-Sorbonne University (also known as Paris IV; French: Université Paris-Sorbonne, Paris IV), was a public research university in Paris, France, from 1971 to 2017. Paris IV was one of the inheritors of the Faculty of Humanities of the University of Paris[1] (also known as the Sorbonne), which ceased to exist following student protests in May 1968. As such, it is a successor of the Sorbonne, whose original focus was humanities.[2] It is a member of the Sorbonne University Group and will merge into the Sorbonne University.[3][4] The university enrolls about 24,000 students in 20 departments specializing in arts, humanities and languages, divided in 12 campuses in Paris. Seven of the campuses are situated in the historic Latin Quarter, including the historic Sorbonne university building, and three in the Marais, Malesherbes and Clignancourt respectively. Paris-Sorbonne also houses France's prestigious communication and journalism school, CELSA, located in the Parisian suburb of Neuilly-sur-Seine, maintains about 400 international agreements.