Stéfan Voléry, born 17 September 1961, is a former freestyle

Freestyle swimming

Freestyle is an unregulated swimming style used in swimming competitions according to the rules of FINA. The front crawl stroke is almost universally used during a freestyle race, as this style is generally the fastest...

 swimmer from Switzerland.

Stéfan competed in the 50 metre freestyle

Swimming at the 1988 Summer Olympics - Men's 50 metre freestyle

The men's 50 metre freestyle event at the 1988 Olympic Games took place September 24. This swimming event is freestyle swimming, which means that the method of the stroke is not regulated . Nearly all swimmers use the front crawl or a variant of that stroke...

 at the 1988 Summer Olympics

Swimming at the 1988 Summer Olympics

The 1988 Summer Olympics took place in Seoul, South Korea. The swimming competition, held from September 18 to September 25, was notable for the seven medals, including five golds, won by Matt Biondi, the six golds won by Kristin Otto, and the three individual golds won by Janet Evans...

 in Seoul, Korea, finishing fifth in the Championship Final in a time of 22.84 seconds.

He competed in the 100 metre freestyle

Swimming at the 1988 Summer Olympics - Men's 100 metre freestyle

The men's 100 freestyle at the 1988 Summer Olympics was held on September 22, 1988, with both preliminaries and finals on the same day.-Records:The existing World and Olympic records at the time of the competition were:-A Final:-B Final:-Heats:...

also, finishing third in the B Final in a time of 50.74 seconds.

He finished 3rd at European Championship in 1985 and 1987.