Anna-Karin Strömstedt Olsson (born 1 January 1981, in Mora, Dalarna) is a retired Swedish cross-country skier and biathlete who has competed since 1998.

Her lone World Cup victory was in a 4 × 5 km relay event in Switzerland in 2007.

At the 2006 Winter Olympics in Turin, Strömstedt Olsson finished fourth in the 4 × 5 km relay, 30th in the 30 km, and 47th in the 7.5 km + 7.5 km double pursuit events.

At the FIS Nordic World Ski Championships 2007 in Sapporo, she finished 40th in the 7.5 km + 7.5 km double pursuit event and did not finish the 30 km event.

All results are sourced from the International Ski Federation (FIS).