Polona Hercog is a Slovenian tennis player who, in her successful career, has won four WTA Tour titles; two each in singles and doubles. She also enjoyed success on the ITF Circuit, winning nine singles and five doubles titles. Partnering with Jessica Moore, she won the 2008 French Open and Wimbledon Championships junior titles in the doubles competition. In 2008, Hercog and Australian Jessica Moore won two grand slam junior doubles titles, the French Open and the Wimbledon Championships. In 2010, at the tournament in Acapulco, Mexico, Hercog reached her first WTA Tour singles final and won her first WTA Tour doubles title. The same year, Partnering with Barbora Záhlavová-Strýcová, she won her first Tour doubles title, beating the Italian team of Sara Errani and Roberta Vinci. On 9 July, 2011, she defeated Johanna Larsson in the final at Bastad to win her first WTA Tournament. In July 2012, Hercog successfully defended the Swedish Open title by defeating Mathilde Johansson.