Petra Cetkovská (Czech pronunciation: [ˈpɛtra ˈtsɛtkofskaː]; born 8 February 1985 in Prostějov, Czechoslovakia) is a tennis player from the Czech Republic. Having turned professional in 2000, she reached her career-high singles ranking of world No. 25 on 18 June 2012. Over her career, Cetkovská defeated top players Marion Bartoli, Elena Dementieva, Angelique Kerber, Li Na, Agnieszka Radwańska, Caroline Wozniacki, and Vera Zvonareva.
Cetkovská at the 2015 Wimbledon Championships
|Country (sports)||Czech Republic|
|Born||8 February 1985|
(now Czech Republic)
|Height||1.72 m (5 ft 7 1⁄2 in)|
|Plays||Right-handed (two-handed backhand)|
|Career titles||0 WTA, 23 ITF|
|Highest ranking||No. 25 (18 June 2012)|
|Grand Slam Singles results|
|Australian Open||2R (2012)|
|French Open||4R (2008)|
|US Open||3R (2015)|
|Career titles||2 WTA, 25 ITF|
|Highest ranking||No. 91 (13 June 2011)|
|Grand Slam Doubles results|
|Australian Open||2R (2012)|
|French Open||1R (2007, 2008, 2009, 2012, 2014, 2015)|
|Wimbledon||1R (2007, 2008, 2012, 2014)|
|US Open||2R (2013, 2014)|
Cetkovská has been playing tennis since she was five. Her father Petr works at a pro shop in a local tennis club, while her mother Alena is a nurse. She has one younger brother, Matěj. Petra's father is of Macedonian origin.
When she was 14, Cetkovská was involved in an incident with a friend while playing sport where her friend had accidentally pushed her against a wall. Two years later, she had brain surgery due to the swelling caused by the incident. A year later, she had contracted glandular fever, further hampering her tennis career prospects and the third obstacle had come when she broke her foot playing junior doubles final at the Australian Open. 
2000-2006: mainly on the ITF circuitEdit
In 2000, Cetkovská played the first events on the ITF Women's Circuit, winning one doubles title. The following year, she won two singles titles and one doubles ITF title. In 2002, when she competed in her first WTA qualifying at Palermo, Cetkovská won two singles and two doubles titles on the ITF circuit.
She won another ITF singles title in 2003, and three ITF doubles titles in 2004. The following year, Cetkovská fell in WTA qualifying twice; but she won six singles and three doubles titles on the ITF circuit. In 2006, she lost in Grand Slam qualifyings three times, at Roland Garros, Wimbledon and the US Open; however, she won one singles title and three doubles titles on ITF events.
In 2007, she made a breakthrough in her WTA ranking. She won three ITF titles, and her first WTA doubles title with compatriot Andrea Hlaváčková at the ECM Prague Open defeating Ji Chunmei/Sun Shengnan in the final.
As the 22nd seed in qualifying at the US Open, Cetkovská successfully qualified for the main draw defeating Abigail Spears, Lucie Hradecká, and Anne Keothavong. She made her Grand-Slam debut into the main draw beating American Jill Craybas in the first round 6–0, 7–6. She ended up losing in the second round to 14th seed Elena Dementieva 3–6, 2–6.
Cetkovská ended the season ranked 99.
Cetkovská began her season by playing qualifying at the Hobart International. She lost in the second round of qualifying to third seed Ashley Harkleroad 4–6, 6–1, 6–4. At the Australian Open, she was defeated in the first round by world No. 34 Anabel Medina Garrigues 7–6, 6–0.
Cetkovská did not play for the first four months of the 2013 season due to a recurring left foot stress fracture, having pulled out of nine tournaments. At the French Open, she beat 19th-seed Anastasia Pavlyuchenkova to reach the third round at the French Open for the first time since 2008.
Cetkovská started her season in March at the 2015 BNP Paribas Open. She lost in the first round to American Christina McHale 4–6, 5–7. After Indian Wells, she went to compete at 2015 Miami Open. Cetkovská was defeated in the first round by wildcard Paula Badosa Gibert 1–6, 1–6.
Cetkovská began her grass court season seeded 3rd at the 2015 Aegon Surbiton Trophy. After a first-round win over British wildcard Laura Deigman, she faced another British player, Naomi Broady. Cetkovská ended up losing in the second round to Broady 1–6, 5–7. She had another first-round loss, this time at the 2015 Aegon Classic, to qualifier Marina Erakovic 4–6, 2–6. Cetkovská successfully qualified for the 2015 Wimbledon Championships defeating Renata Voráčová, 15th seed Donna Vekić, and Elise Mertens. Despite qualifying for the main draw, she lost in the first round to Tímea Babos 6–7(4), 3–6.
Two weeks later, Cetkovská competed at the 2015 ITS Cup where she was the 3rd seed and the defending champion. She advanced to the final after wins over Rebecca Šramková, Irina Ramialison, sixth seed Akgul Amanmuradova, and Ekaterina Alexandrova. Cetkovská ended up losing in the final to top seed and compatriot Barbora Krejčíková 6–3, 4–6, 6–7. During the week of July 27th, Cetkovská traveled to Poland to play at the 2015 Powiat Poznański Open. She would go on to win the title defeating Sofia Shapatava, seventh seed Romina Oprandi, third seed Richèl Hogenkamp, qualifier and compatriot Martina Borecká, and fourth seed Jeļena Ostapenko. The week of August 10th saw Cetkovská playing a tournament in Prague, the 2015 Advantage Cars Prague Open, which was a brand new tournament. Playing as a wildcard, she lost in the semifinals to seventh seed María Teresa Torró Flor 6–7, 5–7.
She had a great run at the 2015 US Open. She started the tournament off by beating American Christina McHale in the first round 4–6, 6–4, 6–3. In the second round, Cetkovská had a huge win, upsetting fourth seed and last year finalist Caroline Wozniacki 6–4, 5–7, 7–6(1). Cetkovská saved four match points to complete the upset. In the third round, she lost to 26th seed and eventual champion Flavia Pennetta 6–1, 1–6, 4–6. Nevertheless, this was Cetkovská's best result at the US Open.
After the US Open, Cetkovská played at the L'Open Emeraude Solaire de Saint-Malo. After winning her first-round match, she retired during her match with Laura Pous Tió. This ended up being her last tournament of year.
Cetkovská ended the season ranked 131.
WTA career finalsEdit
Singles: 1 (1 runner-up)Edit
|WTA Tour Championships (0–0)|
|Premier Mandatory & Premier 5 (0–0)|
|Runner-up||1.||27 August 2011||Connecticut Open, New Haven||Hard||Caroline Wozniacki||4–6, 1–6|
Doubles: 5 (2 titles, 3 runner-ups)Edit
|WTA Tour Championships (0–0)|
|Premier Mandatory & Premier 5 (0–0)|
|Winner||1.||13 May 2007||ECM Prague Open||Clay||Andrea Hlaváčková|| Chunmei Ji
|Runner-up||1.||1 March 2008||Abierto Mexicano Telcel, Acapulco||Clay||Iveta Benešová|| Nuria Llagostera Vives
María José Martínez Sánchez
|Runner-up||2.||3 August 2008||Nordea Nordic Light Open, Stockholm||Hard||Lucie Šafářová|| Iveta Benešová
|Winner||2.||28 April 2012||Grand Prix SAR La Princesse Lalla Meryem, Fes||Clay||Alexandra Panova|| Irina-Camelia Begu
|3–6, 7–6(7–5), [11–9]|
|Runner-up||3.||2 March 2014||Abierto Mexicano Telcel, Acapulco||Hard||Iveta Melzer|| Kristina Mladenovic
|3–6, 6–2, [5–10]|
Grand Slam performance timelinesEdit
- Marion Bartoli 2-0
- Sara Errani 2-1
- Ana Ivanovic 2-1
- Angelique Kerber 2-3
- Li Na 2-1
- Agnieszka Radwańska 4-0
- Caroline Wozniacki 2-2
- Simona Halep 1-1
- Elena Dementieva 1-1
- Sloane Stephens 1-3
- Roberta Vinci 0-2
|1.||Marion Bartoli||No. 10||DFS Classic, Birmingham||Grass||2nd round||5–7, 6–4, 6–0|
|2.||Elena Dementieva||No. 4||2009 BNP Paribas Open, Indian Wells||Hard||2nd round||7–6(7–2), 2–6, 6–1|
|3.||Marion Bartoli||No. 9||Connecticut Open, New Haven||Hard||Quarterfinals||7–5, 7–5|
|4.||Li Na||No. 7||Connecticut Open, New Haven||Hard||Semifinals||6–2, 5–7, 7–6(11–9)|
|5.||Vera Zvonareva||No. 10||Madrid Open||Clay||1st round||6–2, 6–2|
|6.||Agnieszka Radwańska||No. 3||Internazionali BNL d'Italia, Rome||Clay||2nd round||6–4, 4–6, 6–1|
|7.||Caroline Wozniacki||No. 9||Wimbledon, London||Grass||2nd round||6–2, 6–2|
|8.||Li Na||No. 3||Qatar Ladies Open, Doha||Hard||3rd round||7–6(7–2), 2–6, 6–4|
|9.||Angelique Kerber||No. 9||Internazionali BNL d'Italia, Rome||Clay||2nd round||4–6, 6–3, 6–4|
|10.||Caroline Wozniacki||No. 5||US Open, New York||Hard||2nd round||6–4, 5–7, 7–6(7–1)|
- Zvolte miss Roland Garros.
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- "US Open 2015: Caroline Wozniacki tumbles out to Petra Cetkovska". 4 September 2015. Retrieved 13 September 2018.
- "Caroline Wozniacki upset by Petra Cetkovska at U.S. Open". Sports Illustrated. 4 September 2015. Retrieved 13 September 2018.
- "Petra Cetkovska stuns Caroline Wozniacki at U.S. Open". USA TODAY. 4 September 2015. Retrieved 13 September 2018.
- Longo, Chris (5 September 2015). "Pennetta starts slow, survives feisty Cetkovska". US Open. Retrieved 13 September 2018.