The Old University of Leuven is the name historians give to the university, or studium generale, founded in Leuven, Brabant, in 1425. The university was closed in 1797, a week after the cession to the
Jean de Bourgogne (John IV, Duke of Brabant), founder of the University of Louvain in 1425: Primus Academiae Conditor fuit Ioannes Quartus, Lotharingiae, Brabantiae, et Limburgiae Dux, Marchio Sacri Imperii.
Portrait of the Pope Martin V, author of the bulla confirming on December 9, 1425, the creation of the University of Louvain: à Johanne IV. Brabantiae Duce An. 1425. fundata et à Martino V. P. M. [pontifex maximus] An. seq. 5. Id. dec. Confirmata (Founded by John IV, Duke of Brabant, the year 1425 and confirmed by Martin V, Supreme Pontiff, the 5th day of the Ides of December following).
Albertus Risaeus (1510–1574), participated in the pro-Protestant movement at the University of Louvain. He fled to the United Provinces.
Michel de Bay (Michaël Baius) (1513–1589), professor and rector of the University of Louvain, founder of the doctrine of "Baïanisme", precursor of Jansenism.
Baianism is a term applied to the school of thought of Catholic theologian Michael Baius. Its foremost apologists, Baius among them, largely claimed this school and its teachings to be a return to a s
Michel De Bay (Baius)