Catholic University of Leuven (1834–1968)

Herman Van Rompuy 1965–1968 Weng Wenhao Paul van Zeeland Jean Duvieusart Léo Pétillon Gaston Eyskens Otto von Habsburg ?–1935 Archduchess Adelheid of Austria Archduke Carl Ludwig of Austria (1918–2007) Leo Tindemans ?–1967 Mark Eyskens Wilfried Martens