He also had a political career campaigning for the use of the Dutch language in Belgium.

He fought mainly for the "dutchification" of the Law in Belgium and against the natural expansion of Brussels.

[1] Émile van Dievoet is the father of: Flemish cinematographer Valérie Baeyens, is a great grand daughter of baron van Dievoet.

He was ennobled on 17 March 1967 by King Baudouin with the title of Baron.

He officially obtained hereditary nobility and personal title of Baron on 30 April 1968, after his death.