Samantha Stosur

Stosur (left) with doubles partner Rennae Stubbs at Australian Open

Samantha Jane "Sam" Stosur (born 30 March 1984) is an Australian professional tennis player. She won the 2011 US Open singles title and was a finalist at the 2010 French Open. Stosur is ranked World No. 5 and her career high in singles is World No. 4, achieved on 21 February 2011. She is a former world No. 1 on the WTA Tour in doubles with Lisa Raymond from the United States.She is currently Australian Number 1.