Sandra Martinović (born 4 October 1979) is a Bosnian-Herzegovinian former tennis player.

Her family moved from Bosnia and Herzegovina to Austria when she was 12, where she practiced in Hermagor.

At the age of 17, she won her first WTA ranking points, and after finishing school, she moved to Germany to become a professional tennis player.

In 2006, she was acknowledged as "one of the most successful players" on the European circuit by Tennis Europe, the sanctioning body of European women's tournament of the ITF Women's Circuit.

She had won over $130,000,[1] and is now working as coach at the Swiss Tennis Academy[2] in Biel, Switzerland.