Sofia Margareta Götschenhjelm Helin (born 25 April 1972) is a Swedish actress. She was nominated for a Guldbagge Award for her role in Dalecarlians, and stars as Saga Norén in the Danish/Swedish co-produced TV series The Bridge (Danish: Broen; Swedish: Bron).
Sofia Helin was born in Hovsta in Örebro, Närke. Her father was a salesman and her mother was a nurse. When she was 10 days old, her grandmother and her six-year-old brother were in a car accident; her grandmother survived, but her brother was killed. From 1994-1996, she went to Calle Flygares theatre school and graduated from the Stockholm Theatre Academy in 2001. She was brought up in Linghem, outside Linköping but in 2015 was living in Stockholm.
Helin played the leading role of Chief Inspector Klara in the film At Point Blank (Rånarna) in 2003. In 2004, she took the leading role of Mia in Masjävlar, and was nominated for a Guldbagge award. In 2007 she played the leading role of Cecilia Algottsdotter in Arn, an adaptation of Jan Guillou's The Knight Templar, about Arn Magnusson. She also featured in the Swedish animated film Metropia (2009).