Cho Yoon-jeong (Korean: 조윤정 , born 2 April 1979) is a former South Korean tennis player.
 Cho won one doubles title during her career on the WTA Tour, at Seoul in 2004.
 Her best Grand Slam performance was when she made the third round of the 2005 U.S. Open, by defeating Arantxa Parra Santonja in three sets in the first round, upsetting the 27th seed Gisela Dulko in the second round, and fell, 6–0, 6–7(4) to number 7 Justine Henin-Hardenne.
 She reached career-high rankings of No. 45 in singes (in July 2003), and No. 98 in doubles (in September 2003).
 Cho Yoon-jeong retired from tennis 2008.
Eduardo Jonatan Schwank (born 23 April 1986) is a retired professional tennis player from Argentina.
 In 2011, he reached the finals of the French Open in men's doubles partnering Juan Sebastian Cabal and of the US Open in mixed doubles partnering Gisela Dulko.
 He was coached by Javier Nalbandian, the brother of David Nalbandian.
The 2007 Forest Hills Tennis Classic was a women's tennis tournament played on outdoor hard courts.
 It was the 4th edition of the Forest Hills Tennis Classic, and was part of the Tier IV Series of the 2007 WTA Tour.
 It took place in Forest Hills, New York City, New York, United States from August 21 through August 25, 2007.
 Gisela Dulko won the singles title.
Matea Mezak (born 5 March 1985) is a Croatian professional tennis player.
 She has been on the ITF circuit since 2004, with six doubles titles and five singles wins.
 Mezak, along with Svetlana Kuznetsova, reached 2002 Australian Open junior doubles competition and lost to Indonesian Angelique Widjaja and Argentine Gisela Dulko.
Ekaterina Valeryevna Makarova (Russian: Екатери́на Вале́рьевна Мака́рова ; ] ; born on 7 June 1988) is a Russian professional tennis player.
 She achieved her career-high ranking of number 8 on 6 April 2015.
 Her best Grand Slam singles results have come at the 2014 US Open and the 2015 Australian Open where she reached the semifinals on both occasions.
 Makarova is a four-time Grand Slam champion in doubles competition, having won the 2012 US Open mixed doubles tournament with Bruno Soares, and the 2013 French Open, the 2014 US Open and 2017 Wimbledon Championships with Elena Vesnina.
Bruno Fraga Soares (] ; born February 27, 1982, in Belo Horizonte) is a professional tennis player from Brazil.
 His highest singles ranking on the ATP Tour is World No. 221, which he reached in March 2004.
 Primarily a doubles specialist, his career-high doubles ranking is World No. 2, which he achieved in October 2016.
 After a few efforts, including a final in the 2012 US Open and the semifinals of the 2008 and 2013 French Opens, Soares finally won his first Grand Slam title at the 2016 Australian Open, partnering Jamie Murray and then followed that up with a second men's doubles title at the 2016 US Open.
 He has also won three Grand Slam titles in Mixed Doubles, two at the US Open, in 2012 and 2014, and one at the Australian Open in 2016.
 He was the third Brazilian tennis player to achieve this, after Maria Bueno and Thomaz Koch.
Elena Sergeyevna Vesnina (Russian: Еле́на Серге́евна Веснина́ ] ; born 1 August 1986) is a Russian professional tennis player.
 Her career-high rankings are world No. 13 in singles and World No. 3 in doubles.
 Vesnina is a four-time Grand Slam champion in doubles competition, having won the 2013 French Open, 2014 US Open, and 2017 Wimbledon Championship tournaments with Ekaterina Makarova, and the 2016 Australian Open mixed doubles title with Bruno Soares.
Radek Štěpánek (] ; born 27 November 1978) is a professional tennis player from the Czech Republic.
 His career-high singles ranking is world No. 8 and best doubles ranking is world No. 4.
 Štěpánek's biggest achievements are reaching two Masters 1000 event finals and the quarterfinals of Wimbledon in 2006, as well as winning the deciding match for Czech Republic's Davis Cup winning team in 2012 and again in 2013.
 In doubles, he won his first Grand Slam title at the 2012 Australian Open, along with Indian partner Leander Paes, defeating the Bryan Brothers in the final.
 Paes and Štěpánek also won the men's doubles title at the 2013 US Open, defeating Bruno Soares and Alexander Peya in the final.
Gisela Dulko (] ; born 30 January 1985, in Tigre) is a retired professional tennis player from Argentina.
 Although she enjoyed modest success in singles, reaching world no. 26 and winning four WTA Tour titles, her speciality was doubles, where she achieved a world no. 1 ranking.
 Partnering with Flavia Pennetta, Dulko won the 2010 WTA Tour Championships and the 2011 Australian Open in doubles.
 Dulko also reached the mixed doubles final at the 2011 US Open, with Edward Schwank.
 She is remembered for her ability to upset the big names on the tour, such as Maria Sharapova in the second round of Wimbledon in 2009; and Samantha Stosur in the third round of Roland Garros in 2011.
 She also beat Martina Navratilova in the second round of Wimbledon in 2004 in Navratilova's final Grand Slam singles match.
Following are the results of the 2007 GDF Suez Grand Prix – Doubles tennis competition.
 The 2007 Gaz de France Budapest Grand Prix was a WTA Tour tennis event held on April 21–29, 2007, won by Gisela Dulko.

Question: Who achieved a higher ranking in professional tennis doubles, Gisela Dulko or Bruno Soares?
Answer: Gisela Dulko