Sara Margareta Mattsson (née Larsson; born 13 May 1979) is a Swedish former football defender who played for KIF Örebro DFF of the Damallsvenskan league.

In November 2008, her Woman's Professional Soccer playing rights were obtained by St. Louis who named her as a post-draft discovery player.

She signed for Elitettan club LB07 ahead of the 2014 season, but retired in April 2014 due to pregnancy.

She won the rookie of the year (Sweden) in 2000, after making her national team debut in September 2000 in a 2–1 win over rivals Norway.

Sara Larsson appeared at three European Championship tournaments: Germany 2001, England 2005, and Finland 2009.