Jonas Karlsson

• Place of birth: Södertälje, Stockholm County, Sweden

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Sven Bert Jonas Karlsson (born 11 March 1971) is an Swedish actor and author. Karlsson was born in Södertälje. He won a Guldbagge-Award for Best Actor in 2004 for the movie Details. He published his first book, a collection of short stories, in 2007.