Iveta Benešová () (formerly Melzer, ; born 1 February 1983) is a Czech former tennis player. She began playing tennis at age of seven and turned professional in 1998. She won two WTA Tour singles and 14 doubles tournaments, and one Grand Slam title in mixed doubles, partnering with Jürgen Melzer at the 2011 Wimbledon Championships. On 14 September 2012, she married Melzer and adopted his family name (until 2015). She announced her retirement from professional tennis on 13 August 2014. Career 2005–2008 Benešová was the first player to be beaten by Ana Ivanovic in the main draw of a Grand Slam tournament, at the 2005 Australian Open. At the 2006 Australian Open, for the first time, she reached the third round of a Grand Slam championship by beating fifth seed Mary Pierce. She lost in the next round to former world No. 1, Martina Hingis. Entering as a qualifier in the 2008 French Open, she reached the third round, beating 15th seed and compatriate Nicole Vaidišová in the first round, but lost to Petra Cetkovská. 2009 Benešová started the year by playing the first edition of the Brisbane International. She lost in the first round to qualifier Sesil Karatantcheva. A week later, Benešová lost in the final of the tournament in Hobart to fellow-Czech Petra Kvitová. At the Australian Open, she lost in the second round to eventual semifinalist and fourth-seeded Elena Dementieva. Immediately after Australian, Benešová played in front of her home crowd in the Fed Cup tie against Spain. Despite losing her singles rubber to Nuria Llagostera Vives, the Czech team advanced to the semifinals after winning the tie 4–1. At the Open GdF Suez in Paris, she lost in the first round to world No. 1, Serena Williams. Benešová then reached the semifinals of the tournament in Acapulco, a clay-court event. In the quarterfinals, she beat Mathilde Johansson before losing in the semifinals to defending champion Flavia Pennetta. On 6 April 2009, Benešová achieved her career-high singles ranking of world No. 25. Seeded sixth at the first edition of the Monterrey Open, she beat fellow Czech Barbora Záhlavová-Strýcová in the quarterfinals before losing in the semifinals to unseeded Li Na. Benešová fell to Ana Ivanovic in the third round of the French Open. At Wimbledon, she beat Britain's Katie O'Brien, before falling to Jelena Janković in the second round. 2010 In singles, she defeated Romanian Simona