Marta Domachowska (; born 16 January 1986 in Warsaw) is a Polish retired professional tennis player ranked World No. 37 in singles (2006) and World No. 62 in doubles (2006).
 She reached 2008 Australian Open fourth round in singles and won 2006 Canberra International in doubles with Roberta Vinci.
 She also reached three WTA Tour singles finals at 2004 Hansol Korea Open (lost to Maria Sharapova), 2005 Internationaux de Strasbourg (lost to Anabel Medina Garrigues) and 2006 U.S. National Indoor Tennis Championships (lost to Sofia Arvidsson).
 She was 2003 Australian Open finalist in girls' singles, represented Poland at the 2008 Summer Olympics and was member of Poland Fed Cup team.
 Domachowska was the best female Polish tennis player after Magdalena Grzybowska's retirement and before Agnieszka Radwańska's successes.
Roberta Vinci (] ; born 18 February 1983) is an Italian tennis player.
 Up until 6 April 2015, she held the position of World No. 1 in doubles, while reaching a career-high of World No. 7 in singles in May 2016.
 She is the fourth Italian woman to have reached the top 10 in singles, together with Flavia Pennetta, Francesca Schiavone and Sara Errani.
 At 33 years and 4 days old, she is also the oldest ever player to make her first appearance in the Top 10.
Serena Williams was the three-time defending champion, but she lost in the semifinals to unseeded Roberta Vinci.
 In doing so, Williams missed the opportunity to become only the fourth woman (after Maureen Connolly, Margaret Court and Steffi Graf) to complete a calendar year Grand Slam by winning the tournament.
 She was also trying to set a new Open Era record by winning her seventh US Open singles title.
Flavia Pennetta (] ; born 25 February 1982) is a retired Italian professional tennis player and Grand Slam-champion in both singles and doubles.
 She became Italy's first top-10 female singles player on 17 August 2009 and the first Italian to be ranked world No. 1 in doubles on 28 February 2011.
 She became a Grand Slam singles champion, winning the 2015 US Open by defeating her childhood friend Roberta Vinci in the first all-Italian Grand Slam final .
This is a list of the main career statistics of Italian professional tennis player Roberta Vinci.
Andrej Martin and Hans Podlipnik were the defending champions but chose to participate with different partners.
 Martin chose to participate with Tomasz Bednarek, while Podlipnik chose to partner with Lukáš Dlouhý.
 Martin and Podlipnik faced each other in the semifinals, with Podlipnik advancing to the final.
 Podlipnik failed to defend his title, losing to Sander Arends and Tristan-Samuel Weissborn 7–6, 6–7, [10–5] in the final.
Viktor Galović (born 19 September 1990 in Nova Gradiška) is a Croatian tennis player.
 Galović has a career high ATP singles ranking of 224, achieved on 17 July 2017.
 Galović made his ATP main draw singles debut at the 2014 Bet-at-home Cup Kitzbühel where he qualified for the main draw, defeating Philipp Davydenko, Lukáš Dlouhý and Antonio Veić en route.
 In the main draw he lost to Albert Ramos-Viñolas in three sets in the first round.
Lukáš Dlouhý (born 9 April 1983) is a professional Czech tennis player on the ATP Tour.
 A doubles specialist, Dlouhý reached a career-high ranking of World No. 5 in June 2009.
The 2011 Poli-Farbe Budapest Grand Prix was a women's tennis tournament played on outdoor clay courts.
 It was the 17th edition of the Budapest Grand Prix, an International-level tournament on the 2011 WTA Tour.
 It took place in Budapest, Hungary, from July 2 through July 10, 2011.
 Roberta Vinci won the singles title.
Wesley Moodie and Dick Norman were defending champions, but they lost in the semifinals against Robert Lindstedt and Horia Tecău.
Lindstedt and Tecău won the final 1–6, 7–5, [10–7] against Lukáš Dlouhý and Leander Paes.

Question: Who is the fourth Italian woman to have reached the top 10 in singles, Lukáš Dlouhý or Roberta Vinci?
Answer: Roberta Vinci