Marc Maria Frans, Viscount Eyskens, known as Mark Eyskens, is a Belgian economist, professor and politician in the Christian People's Party, now called Christian Democratic and Flemish, and briefly served as the prime minister of Belgium in 1981.

Leuven or Louvain is the capital and largest city of the province of Flemish Brabant in the Flemish Region of Belgium. It is located about 25 kilometres east of Brussels. The municipality itself comprises the sub-municipalities of Heverlee, Kessel-Lo, Leuven proper, Wilsele, Wijgmaal and part of Haasrode and Korbeek-Lo. It is the eighth largest city in Belgium, with more than 100,244 inhabitants.