Pierre Roger Valdemar Thorsson (born 21 June 1966) is a Swedish handball player and coach.

In his homecountry Thorsson started in career at IFK Karlskrona and later joined IF Saab-HF Linköpings Lejon.

Bundesliga side VfL Bad Schwartau, where he was promoted to the German Bundesliga in 1998 and won the 2001 DHB-Pokal..[2] In 2001 he joined the Italian club Papillon Coversano, where he won the Italian championship twice.

He won the Bundesliga with the club, before returning to Sweden to join Hästö IF in the Swedish Division 1 as player-assistant coach.

In 1992 he was a member of the Swedish handball team won the silver medal in the Olympic tournament.