Joseph Mermans (16 February 1922 in Merksem – 20 January 1996 in Wildert), usually referred to as Jef Mermans (nicknamed "The Bomber") was a football striker from Belgium, who played much of his career at Anderlecht, with whom he won seven Belgian Championship titles and finished top scorer of this competition twice.
He played 399 games and scored 367 goals in first division.Mermans played 56 matches with the Belgium national football team, 2 of which in the 1954 FIFA World Cup.
He is also the 4th top scorer ever for the Belgium national team with 27 goals.