Per Håkan Bengtsson (born 13 April 1942) is a Swedish former swimmer. He competed in the men's 200 metre butterfly at the 1960 Summer Olympics. Bengtsson represented Stockholmspolisens IF. References. External links. Håkan Bengtsson at Olympedia. Håkan Bengtsson at the Swedish Olympic Committee (in Swedish) https://en.wikipedia.org/wiki/H%C3%A5kan_Bengtsson