In 2005, Stosur won her first grand slam title at the Australian Open, winning the mixed doubles event with her compatriot, Scott Draper.[1] During the same year, she won her first grand slam doubles title with Lisa Raymond, defeating Elena Dementieva and Flavia Pennetta in three sets in the final of the US Open.[2] The following year, Stosur became the World No. 1 in doubles after winning the 2006 Toray Pan Pacific Open with Raymond.[3] She continued to enjoy success with Raymond throughout the year, winning the French Open[4] and successfully defending their title at the year-ending WTA Tour Championships.[5] With these achievements, Stosur finished the year as the World No. 1 in doubles for the first (and thus far only) time in her career.
Stosur's breakthrough came at the 2009 French Open, where she reached her first Grand Slam semifinal in singles, defeating World No. 4 Elena Dementieva en route before losing to the eventual champion, Svetlana Kuznetsova in three sets. Following this event, Stosur cracked the top 20 of the WTA rankings for the first time in her career, achieving a then career-high singles ranking of World No. 18. At the 2009 Wimbledon Championships, Stosur reached the third round for the first time (and thus far only time in her career) in singles, but lost to thirteenth seed, Ana Ivanovic in straight sets. Later that year, Stosur reached her fifth career singles final at the LA Women's Tennis Championships, but lost in straight sets to Flavia Pennetta. Stosur rebounded in October by winning her first career singles title at the HP Open, defeating Caroline Wozniacki, 6–0, 4–6, 6–4 in the semifinals and Francesca Schiavone, 7–5, 6–1 in the final. As a result, Stosur qualified for the year-ending Commonwealth Bank Tournament of Champions, but she lost in the round-robin stage. Stosur finished the year at a then career-high singles ranking of World No. 13.
Stosur won her first grand slam singles title at the US Open in 2011.
In January 2010, Stosur progressed to the fourth round of the Australian Open for the second time in her career but lost in straight sets to then World No. 1 and eventual champion, Serena Williams. In March, Stosur reached the semifinals of the BNP Paribas Open, defeating defending champion, Vera Zvonareva, en route before losing in straight sets to the eventual champion, Jelena Janković. Following this event, Stosur cracked the top 10 of the WTA Rankings for the first time in her career, rising to World No. 10. At the 2010 Family Circle Cup, Stosur won her second career singles title by crushing seventh seed Vera Zvonareva, 6–0, 6–3 in the final. She reached her second consecutive singles final at the Porsche Tennis Grand Prix but lost in three sets to Justine Henin. Despite the loss, Stosur achieved a then career-high singles ranking of World No. 8. At the 2010 French Open, Stosur defeated Henin, 2–6, 6–1, 6–4, World No. 1 Serena Williams, 6–2, 6–7(2), 8–6 (saving a match point in the final set) and former World No. 1 Jelena Janković, 6–1, 6–2 en route to her first Grand Slam singles final, where she lost in straight sets, to seventeenth seed, Francesca Schiavone. After a surprise first-round exit at the 2010 Wimbledon Championships, Stosur achieved a new career-high singles ranking of World No. 5. Later that year, Stosur reached her first quarterfinal at the US Open but lost in three sets to the eventual champion, Kim Clijsters. As a result of her success during the year, Stosur qualified for the year-ending WTA Tour Championships for the first time in her career. She finished as the top-ranked player in her group during the round-robin stage, defeating Francesca Schiavone and World No. 1 Caroline Wozniacki, before losing to Elena Dementieva in three sets. Stosur eventually lost in the semifinals to the eventual champion and World No. 3 Kim Clijsters. Stosur finished the year as the World No. 6, which remains her best finish to date.
In February 2011, Stosur achieved a career high singles ranking of World No. 4 following a quarterfinal appearance at the 2011 Dubai Tennis Championships. Later that year, Stosur won her first grand slam singles title at the 2011 US Open, defeating Serena Williams, 6–2, 6–3 in the final. Stosur finished the year with a semifinal appearance at the year-ending WTA Tour Championships, losing to the eventual champion Petra Kvitová in three sets.
(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (P#) preliminary round; (DNQ) did not qualify; (A) absent; (Z#) Davis/Fed Cup Zonal Group (with number indication) or (PO) play-off; (G) gold, (S) silver or (B) bronze Olympic/Paralympic medal; (NMS) not a Masters tournament; (NTI) not a Tier I tournament; (P) postponed; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record.
To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.
Only Main Draw results in WTA Tour, Grand Slam Tournaments and Olympic Games are included in Win–Loss records.This table is current through the 2013 Internazionali BNL d'Italia.
To prevent confusion and double counting, information in this table is updated only once a tournament or the player's participation in the tournament has concluded.