Frida Christina Östberg is a former Swedish midfielder who became one of the prominent players of Umeå IK's highly successful era. After starting her career with Hägglunds IoFK, she joined Umeå IK in 1995 and spent more than a decade with the club. She helped Umeå establish itself as a dominant force in Swedish and European women's football, including victories in the UEFA Women's Cup.
Östberg joined Linköpings FC in 2006 before returning to Umeå IK for the 2008 season. That year she received Diamantbollen, awarded to Sweden's leading female footballer. She subsequently moved to the United States and represented Chicago Red Stars in Women's Professional Soccer in 2009. Östberg returned to Umeå IK in 2010 before ending her elite career, although she later made a brief return to football with Sandviks IK.
Östberg was also a regular member of the Sweden national team, earning 78 senior international caps and scoring two goals. She was part of the Swedish side that reached the final of the 2003 FIFA Women's World Cup and represented Sweden at the 2007 World Cup as well as the 2004 and 2008 Olympic Games.