Maurice de Bonvoisin (1849-1912).
Under the pen name of " Mars ", he was a much appreciated draughtsman and caricaturist of the " Belle Époque " in France, England and Belgium. He was honoured by an entry in the Larousse dictionary.

Gérard Galopin (1849-1921).
He was Rector of the University of Liège, eminent jurist and Counsellor of King Léopold II.

Gustave Verriest (1843-1918).
He was Chairman of the Royal Academy of Medicine, lecturer at the University of Louvain and Counsellor of King Léopold II.