Background
Grootjans was born at Wilrijk.
Grootjans was born at Wilrijk.
He became a licentiate in the trade and consular sciences and was chief editor and director of the newspaper De Nieuwe Gazet. Grootjans was President of the Partij voor Vrijheid en Vooruitgang (Party for Reform and Freedom) (1973–1977 and 1981–1982). He was minister of national education (1966–1968) and of finances and medium-sized business (1985).
He was also President of the Flemish Council (1985–1987).
He remained in Antwerp for the rest of his life.
He was a Municipal Council member (1971–1986) in Antwerp and a member of parliament (1954–1987) for the district Antwerp for the Partij voor Vrijheid en Vooruitgang (Party for Reform and Freedom).