Gisela Dulko

She reached the third round in the next two Grand Slams, losing to Dominika Cibulková at the French Open, and then to Nadia Petrova at Wimbledon after she had upset the 24th seed, Maria Sharapova, in three sets in the second round.

At the Swedish Open, she lost again to Martínez Sánchez, this time in the semi-finals.

She then made first-round exits in the Internazionali Femminili di Palermo, the LA Women's Tennis Championships and the Pilot Pen Tennis, and failed to qualify for the Rogers Cup.

At the US Open, she made it to the round of 16 before falling to Kateryna Bondarenko 0–6, 0–6 in just 47 minutes.

Her last tournament of the year was at the Toray Pan Pacific Open, where she reached the second round before losing to Benešová in three sets.

She again played at the Hong Kong Tennis Classic, and won Silver Group Championships with Venus Williams and Michael Chang, and then she started the year at the Hobart International, where she reached the quarter-finals, losing to Medina Garrigues.

At the Australian Open, she upset Ana Ivanovic in the second round before losing to the ninth seed Vera Zvonareva.

She then played in Copa BBVA-Colsanitas as the top seed, and made it to the semi-finals before being upset by Angelique Kerber.

At the same tournament, she won the doubles title with Edina Gallovits.

She then played in the Abierto Mexicano Telcel as the third seed, but lost to the fifth-seeded Carla Suárez Navarro in the semi-finals.

Seeded 31st at the BNP Paribas Open in Indian Wells, she gained the biggest victory of her career by defeating the former world No. 1, Justine Henin.

In the third round, she lost to the No. 5 seed, Agnieszka Radwańska.

Unseeded at the Sony Ericsson Open, Dulko reached the third round by defeating Olga Govortsova and the No. 21 seed Alona Bondarenko.

She then lost to Marion Bartoli.

In the doubles, Dulko and Flavia Pennetta won their first WTA Premier title, beating Petrova and Samantha Stosur in three sets.

Dulko and Pennetta also won the Porsche Tennis Grand Prix in Stuttgart and the Internazionali d'Italia in Rome, and extended their winning streak to 19 matches before losing in the final of the Madrid Open to Serena and Venus Williams.

Dulko caused the first upset of the French Open with a first round victory over the No. 10 seed, Victoria Azarenka.

Dulko was then defeated by Chanelle Scheepers in the second round.

Dulko lost in the first round of her Wimbledon campaign by Monica Niculescu.

She and Pennetta reached the semi-finals of the doubles event.

Gisela Dulko (born 30 January 1985) is an Argentine former tennis player.

Although she enjoyed modest success in singles, reaching a career-high ranking of world No. 26 and winning four WTA titles, her speciality was doubles, where she achieved the world No. 1 ranking and won 17 WTA titles.

As a junior, she won three Grand Slam events in doubles: the 2000 US Open with María Emilia Salerni, the 2002 Australian Open with Angelique Widjaja, and the 2001 Wimbledon Championships with Ashley Harkleroad.

On 29 April 2007, she won her first WTA title by defeating Sorana Cîrstea of Romania in the final of the Tier-III event in Budapest.

On 25 August 2007, Dulko won her second WTA title at the Forest Hills Tier-IV event, defeating Virginie Razzano.

On 4 May 2008, she won her third WTA title at the Grand Prix SAR La Princesse Lalla Meryem Tier-IV event, defeating Anabel Medina Garrigues.

In January, she played at the Hong Kong Tennis Classic with two Americans, CoCo Vandeweghe and Venus Williams, and then started the year with a quarter-final appearance at the Hobart International, losing to Iveta Benešová.

At the Australian Open she lost to the eventual champion, Serena Williams, in the second round.

In the first round of the Fed Cup, she gave her team their only wins when she defeated Americans Melanie Oudin and Jill Craybas.

In the Copa Sony Ericsson Colsanitas she reached her first final of the year, but lost to María José Martínez Sánchez.

She then reached the quarter-finals of the Monterrey Open and the Porsche Tennis Grand Prix, and the third round of mandatory events in Indian Wells and Miami.

However, she lost in the second rounds of the Internazionali BNL d'Italia and Internationaux de Strasbourg and made first round exits at the Madrid Open and the Aegon International.

During her career, Dulko upset a number of top players on the tour, including Maria Sharapova in the second round of Wimbledon in 2009, Samantha Stosur in the third round of Roland Garros in 2011, and Martina Navratilova in the second round of Wimbledon in 2004 and in Navratilova's final Grand Slam singles match.

Partnering with Flavia Pennetta, Dulko won the 2010 WTA Tour Championships and the 2011 Australian Open.

She also reached the mixed-doubles final at the 2011 US Open, with Eduardo Schwank.

Dulko retired from professional tennis on 18 November 2012, aged 27.

Gisela was born and raised in Tigre, Buenos Aires Province.

Her brother Alejandro, who is seven years her senior, was her coach.

Gisela was born to Ana and now deceased Estanislao Dulko, who was of Hungarian descent.

At the age of twelve, she moved from Argentina to Miami, Florida, to pursue a professional tennis career.