He played 22 matches and scored 10 goals for the Belgium national team between 1968 and 1975.

The stylish attacker, also originating from Sint-Truiden, became a real club icon.

He scored on his debut and the first of his seven goals in his first five International games, including a hat-trick against Finland and two against Yugoslavia in World Cup qualifiers in October 1968.

At the 1970 FIFA World Cup Polleunis came on as substitute in Belgium's win against El Salvador and started against Mexico in the third game replacing Raoul Lambert.

This biographical article related to association football in Belgium, about a forward, is a stub.