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Artem Yurievich Sitak ( ; ; born 8 February 1986) is a Russian-born New Zealand former professional tennis player. On 11 August 2008, he reached his highest ATP singles ranking of World No. 299, whilst his highest doubles ranking of World No. 32 was reached on 10 September 2018, after the US Open. He is the younger brother of Dmitri Sitak, who was also a professional tennis player.


Junior years

Coached during the 1990s by Santini, as a 13-year-old in 1999, Sitak received a wildcard into the main draw of an ITF junior tournament in Russia as a 13-year-old in 1999. He was defeated by Evgeni Smirnov 6–4, 6–1. The following year he entered the qualifying draw of the same tournament, and defeated future ATP top 50 player
Denis Istomin Denis Olegovich Istomin (born 7 September 1986) is an Uzbekistani professional tennis player. He won two singles titles (at the 2015 Aegon Open Nottingham and 2017 Chengdu Open) and achieved a career-high singles ranking of world No. 33 in Au ...
6–0, 6–1 to win his first ITF junior match. Sitak was taken out in the third and final round of qualifying by a future ATP top 100 player
Teymuraz Gabashvili Teymuraz Besikovich Gabashvili ( rus, Теймураз Бесикович Габашвили, , tɛɪ̯mʊˈraz ɡəbɐˈʂvʲilʲɪ; born 23 May 1985) is a Russian-Georgian professional tennis player. He has a career-high singles ranking of Wo ...
6–4, 7–5. At the age of 14, Sitak won the prestigious Orange Bowl. Sitak made his first junior Grand Slam appearance at the age of 15 at the 2002 Australian Open where he was beaten in straight sets by Australian Christopher Roman. Sitak's last junior tournament came a year later at the 2003 Australian Open where he was eliminated by Korean Suk Hyun-joon in the first round.


Professional career


2002: Pro debut

Sitak began his senior career in 2002 at a challenger event in Togliatti, Russia, where he received a wildcard into the main draw but fell in the first round to Thomas Blake, older brother of former top 10 player James Blake.


2005: First Futures title

Sitak's first title came in 2005 in a Russian Futures tournament, where he defeated Pavel Chekhov 4–6, 6–4, 6–4 in the final.


2011

Sitak began 2011 under the New Zealand flag and received a wildcard into the 2011 Heineken Open qualifying, where he was defeated by Frenchman
Ludovic Walter Ludovic Walter (born 4 January 1983) is a French former professional tennis player. Walter, who comes from the town of Vannes in Brittany, spent his early career in the United States playing varsity tennis for Duke University, where he was a thr ...
6–3, 6–4 in the first round.


2012

He won the men's singles in the Ojai Tennis Tournament in 2012.


2014: First ATP doubles title

Sitak partnered Polish tennis player Mateusz Kowalczyk to win the 2014 MercedesCup doubles title, defeating
Philipp Oswald Philipp Oswald (; born 23 January 1986) is an Austrian former professional tennis player who primarily played doubles events on the ATP Tour. On 7 December 2009, he reached his highest ATP singles ranking of world No. 206, and his highest doubl ...
and
Guillermo García López Guillermo García López (, born 4 June 1983) is a Spanish tennis coach and a former professional player. He won five singles titles and achieved a career-high singles ranking of world No. 23 in February 2011. As of 2021, he collected thirte ...
2–6, 6–1, 10–7 in the final.


2017: New partnership with Koolhof

Sitak's long-running doubles partnership with
Nicholas Monroe Benjamin Nicholas Monroe (born April 12, 1982) is an American former professional tennis player. Monroe was a doubles specialist. He reached a career-high ATP doubles ranking of No. 30 on 2 October 2017 and won four ATP Tour doubles titles and t ...
came to an end after
Wimbledon Wimbledon most often refers to: * Wimbledon, London, a district of southwest London * Wimbledon Championships, the oldest tennis tournament in the world and one of the four Grand Slam championships Wimbledon may also refer to: Places London * W ...
in 2017, and he subsequently teamed up with Dutch player
Wesley Koolhof Wesley Koolhof (; born 17 April 1989) is a Dutch former professional tennis player who was ranked World No. 1 in doubles. He is a two-time Grand Slam champion, having won the 2023 Wimbledon Championships in men's doubles with Neal Skupski an ...
. They reached the final in Atlanta, losing to the Bryan brothers, and lost in the first round at the US Open before winning a Challenger event in Szczecin, Poland, and losing another ATP final, this time in Metz, to
Julien Benneteau Julien Henry Guy Benneteau-Desgrois (; born 20 December 1981) is a French retired professional tennis player. He achieved a career-high ATP singles ranking of No. 25 and doubles ranking of No. 5 in November 2014. Benneteau did not win a singles ti ...
and
Édouard Roger-Vasselin Édouard Roger-Vasselin (; born 28 November 1983) is a French professional tennis player who specializes in doubles. He won two Grand Slam titles in doubles at the 2014 French Open, partnering Julien Benneteau, and mixed doubles at the 2024 ...
.


2018

Starting the new year in
Brisbane Brisbane ( ; ) is the List of Australian capital cities, capital and largest city of the States and territories of Australia, state of Queensland and the list of cities in Australia by population, third-most populous city in Australia, with a ...
, Sitak and Koolhof lost in the semi-finals to
Leonardo Mayer Leonardo Martín Mayer (, ; born May 15, 1987) is a tennis coach and a former professional player from Argentina. Mayer achieved a career-high singles ranking of world No. 21 in June 2015 and world No. 48 in doubles in January 2019. Career ...
and
Horacio Zeballos Horacio Zeballos Jr. (, ; born 27 April 1985) is an Argentine professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the first Argentinian man to achieve the feat. He is a Grand Slam champion ...
. They lost in the first round in
Auckland Auckland ( ; ) is a large metropolitan city in the North Island of New Zealand. It has an urban population of about It is located in the greater Auckland Region, the area governed by Auckland Council, which includes outlying rural areas and ...
to Michael Venus and
Raven Klaasen Raven Klaasen ( ; born 16 October 1982) is a South African professional tennis player who specialises in doubles. He achieved his career-high doubles ranking of world No. 7 in August 2019, and has won 19 doubles titles on the ATP Tour, includi ...
, and then 7–6(5), 4–6, 4–6 in the second round of the
Australian Open The Australian Open (stylized ΛO) is a tennis tournament organised by Tennis Australia annually at Melbourne Park in Melbourne, Victoria (state), Victoria, Australia. It is chronologically the first of the four Grand Slam (tennis), Grand Sl ...
to the eventual winners,
Oliver Marach Oliver Marach (born 16 July 1980) is a former Austrian professional tennis player who primarily specialised in doubles. He achieved his highest singles ranking of world No. 82 in August 2005, but achieved most of his success in doubles where he ...
and
Mate Pavić Mate Pavić (; born 4 July 1993) is a Croatian professional tennis player. He is the current world No. 1 in doubles by the ATP. Pavić is one of only six men to complete the Career Golden Slam in doubles. He is a seven-time Grand Slam champio ...
. Although they were not in the original draw for the Mixed Doubles, Sitak and
Olga Savchuk Olga Mykolayivna Savchuk (; born 20 September 1987) is a retired tennis player from Ukraine. Savchuk grew up in the city of Makiyivka in Donetsk province. She resides in Nassau, Bahamas. Her best accomplishment to date was reaching the third ro ...
teamed up as alternates after an injury to
Anastasia Rodionova Anastasia Ivanovna Rodionova (; born 12 May 1982) is a Russian-born Australian former professional tennis player. Rodionova has won 11 doubles titles on the WTA Tour, as well as eight singles and 13 doubles titles on the ITF Circuit. On 16 Au ...
in her women's doubles match meant that she and Marach could not participate. They were beaten in a first-round match tie-break by
Nadiia Kichenok Nadiia Viktorivna Kichenok (, born 20 July 1992) is a Ukrainian professional tennis player. On 31 January 2022, she reached a career-high of No. 29 in the WTA doubles rankings. Kichenok has won nine doubles titles on the WTA Tour, including fo ...
and
Marcel Granollers Marcel Granollers Pujol (; ; born 12 April 1986) is a Spanish professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the second Spanish man to achieve the feat (after Emilio Sánchez Vicari ...
. Sitak and Koolhof then went to Newport Beach in California where, as top seeds, they lost in the first round, 2–6, 1–6, to
Treat Huey Treat Conrad Huey (; born August 28, 1985) is a Filipino-American former tennis player who represented the Philippines in international competitions. Huey specialized in doubles and reached eighteen finals, winning 8 titles on the ATP World ...
and
Denis Kudla Denis Kudla ( ; born August 17, 1992) is an American tennis coach and former professional player. He had a career-high ATP singles ranking of world No. 53, achieved in May 2016. He had a career-high doubles ranking of No. 133, achieved in Aug ...
. After that came the
Davis Cup The Davis Cup is the premier international team event in men's tennis. It is organised by the International Tennis Federation (ITF) and contested annually between teams from over 150 competing countries, making it the world's largest annual ...
where, in
Tianjin Tianjin is a direct-administered municipality in North China, northern China on the shore of the Bohai Sea. It is one of the National Central City, nine national central cities, with a total population of 13,866,009 inhabitants at the time of the ...
, Sitak and
Marcus Daniell Marcus Daniell (born 9 November 1989) is a New Zealand former professional tennis player. He reached his career-high ATP doubles ranking of world No. 34 on 29 January 2018 after reaching the quarterfinals of the Australian Open. He won a bronz ...
lost their doubles tie to the lowly-ranked Chinese pair of Gong Mao-Xin and
Zhang Ze Zhang Ze (; ; born July 4, 1990), is a Chinese former professional tennis player. Zhang's career highlights include reaching the quarterfinals of the 2012 China Open (defeating Richard Gasquet en route), playing the Australian Open main dra ...
. Sitak and Koolhof then lost in the quarter-finals at
Montpellier Montpellier (; ) is a city in southern France near the Mediterranean Sea. One of the largest urban centres in the region of Occitania (administrative region), Occitania, Montpellier is the prefecture of the Departments of France, department of ...
before going all the way to the final in the New York Open, being beaten by
Max Mirnyi Maksim Mikalaevich "Max" Mirnyi (born 6 July 1977) is a Belarusian former professional tennis player. Mirnyi became a doubles specialist following his singles career, in which he reached a career-high of World No. 18 (August 2003) and finished ...
and
Philipp Oswald Philipp Oswald (; born 23 January 1986) is an Austrian former professional tennis player who primarily played doubles events on the ATP Tour. On 7 December 2009, he reached his highest ATP singles ranking of world No. 206, and his highest doubl ...
in a match tie-break. They followed that up with a first round loss at
Delray Beach Delray Beach is a city in Palm Beach County, Florida, United States. The population of Delray Beach as of April 1, 2020, was 66,846 according to the 2020 United States Census. Located in the Miami metropolitan area, Delray Beach is 52 miles (83 ...
to
Scott Lipsky Scott Lipsky (born August 14, 1981 in Merrick, New York) is an American former professional tennis player and coach. As a player, Lipsky was primarily a doubles specialist. As a junior, Lipsky was ranked No. 1 in the U.S. in singles in 1995, ...
and
Divij Sharan Divij Sharan (born 2 March 1986) is an Indian professional tennis player. He specialises in doubles and competes on the ATP World Tour. He has won five ATP doubles titles and represents India in the Davis Cup. He won a gold medal in the men' ...
. Their up and down season continued in Brazil, where they reached the final in
São Paulo São Paulo (; ; Portuguese for 'Paul the Apostle, Saint Paul') is the capital of the São Paulo (state), state of São Paulo, as well as the List of cities in Brazil by population, most populous city in Brazil, the List of largest cities in the ...
, but were beaten in straight sets by
Federico Delbonis Federico Delbonis (; born 5 October 1990) is an Argentine former professional tennis player. He achieved a career-high ATP singles ranking of world No. 33 on 9 May 2016. He also reached a career-high doubles ranking of No. 110 on 22 July 2019. ...
and
Máximo González Máximo González Mereira (; born July 20, 1983) is an Argentine professional tennis player. His career-high singles ranking is World No. 58, achieved in July 2009 and his career-high doubles ranking is World No. 10 achieved on 11 September 2023 ...
. Their next stop was Irving, Texas, where they lost in the semi-finals of the
ATP Challenger The ATP Challenger Tour (known until the end of 2008 as the ATP Challenger Series) is a series of international men's professional tennis tournaments. It was founded in 1976 as a replacement for the ILTF Satellite Circuit (founded in 1971) as ...
to
Alexander Peya Alexander Peya (born 27 June 1980) is an Austrian tennis coach and a former professional player. His career-high doubles ranking was World No. 3, first achieved in August 2013. He also reached a career-high singles ranking of No. 92 in April 200 ...
and
Philipp Petzschner Philipp Petzschner (born 24 March 1984) is a retired German professional tennis player. He was known for his hard-hitting forehand and backhand slices. He reached a career-high doubles ranking of world No. 9, which he achieved in April 2011. Car ...
. Moving to Europe, and playing in the Alicante Challenger in Spain as preparation for the European clay court season, they won their second title together when they beat
Guido Andreozzi Guido Andreozzi (; ; born 5 August 1991) is an Argentine professional tennis player of Italian descent. His career-high rankings are world No. 70 in singles, achieved on 28 January 2019 and No. 47 in doubles, reached on 19 May 2025. He has won tw ...
and
Ariel Behar Ariel Behar (; born November 12, 1989) is a Uruguayan professional tennis player who specializes in doubles. His career-high doubles ranking is World No. 34 achieved on 6 May 2024. He has won three ATP titles with Ecuadorian partner Gonzalo Esc ...
6–3, 6–2, in the final, but they lost in the first round of their next tournament in
Marrakech Marrakesh or Marrakech (; , ) is the fourth-largest city in Morocco. It is one of the four imperial cities of Morocco and is the capital of the Marrakesh–Safi Regions of Morocco, region. The city lies west of the foothills of the Atlas Mounta ...
. In the Hungarian Open they beat the top seeds
Nikola Mektić Nikola Mektić (born 24 December 1988) is a Croatian professional tennis player who is a former world No. 1 in doubles. He is a two-time Grand Slam champion, having won the 2021 Wimbledon Championships in men's doubles partnering compatriot Ma ...
and
Alexander Peya Alexander Peya (born 27 June 1980) is an Austrian tennis coach and a former professional player. His career-high doubles ranking was World No. 3, first achieved in August 2013. He also reached a career-high singles ranking of No. 92 in April 200 ...
in the first round, but lost in the second to
Marcin Matkowski Marcin Matkowski (; born 15 January 1981) is a Polish former professional tennis player whose speciality is in doubles. He played college tennis at UCLA, where Jean-Julien Rojer Jean-Julien Rojer ( "John Julian" , ; born 25 August 1981) is a ...
and Sitak's former partner
Nicholas Monroe Benjamin Nicholas Monroe (born April 12, 1982) is an American former professional tennis player. Monroe was a doubles specialist. He reached a career-high ATP doubles ranking of No. 30 on 2 October 2017 and won four ATP Tour doubles titles and t ...
. Their next tournament was at
Estoril Estoril () is a town in the civil parish of Cascais e Estoril of the Portuguese Municipality of Cascais, on the Portuguese Riviera. It is a popular tourist destination, with hotels, beaches, and the Casino Estoril. It has been home to numero ...
where they went all the way to the final before losing to the British pair of
Kyle Edmund Kyle Steven Edmund (born 8 January 1995) is a British professional tennis player. He has a career-high singles ATP rankings, ranking of world No. 14 and was the top-ranked male British tennis player from March 2018 to October 2019. Edmund is an ...
and
Cameron Norrie Cameron Norrie (; born 23 August 1995) is a British professional tennis player. He has reached career-high ATP Rankings, rankings of world No. 8 in singles (on 12 September 2022) and No. 117 in doubles (on 13 June 2022). Norrie has won five ATP ...
, 2–6, 4–6. They then lost in the first round of the Bordeaux Challenger tournament after Sitak had been hit in the right ear by a smash from
Radu Albot Radu Albot (born 11 November 1989) is a Moldovan professional tennis player. He achieved a career high ranking of No. 39 on 5 August 2019, making him the highest ranked player from Moldova. He is the first player from Moldova to win ATP Tour t ...
, and also in the first round in
Geneva Geneva ( , ; ) ; ; . is the List of cities in Switzerland, second-most populous city in Switzerland and the most populous in French-speaking Romandy. Situated in the southwest of the country, where the Rhône exits Lake Geneva, it is the ca ...
, the last tournament before the French Open. At Roland Garros, Sitak and Koolhof beat
Andre Begemann Andre Begemann (born 12 July 1984) is a German inactive professional tennis player. He is a doubles specialist who reached his career-high ATP doubles ranking of world No. 36, achieved in May 2015. He has a career-high singles ranking of No. 166, ...
and
Antonio Šančić Antonio Šančić (born 23 November 1988) is a Slovenia-born former professional Croatian tennis player and coach.Radio Samob ...
in the first round, then the ninth seeds
Ivan Dodig Ivan Dodig (; born 2 January 1985) is a Croatian professional tennis player who specializes in doubles. He reached his career-high doubles ranking of World No. 2 in September 2023. He is a seven-time Grand Slam champion, having won men's double ...
and
Rajeev Ram Rajeev Ram ( ; born March 18, 1984) is an American professional tennis player. He has been ranked world No. 1 in men's doubles by the Association of Tennis Professionals (ATP). Ram is a six-time major champion, having won the 2020 Australian O ...
, before going down to fifth seeds
Juan Sebastián Cabal Juan Sebastián Cabal Valdés (; born 25 April 1986) is a Colombian former professional tennis player. A world No. 1 in doubles, he also reached a career-high singles ranking of No. 184 in February 2011. Cabal is a three-time Grand Slam cham ...
and Robert Farah. All three matches went to a deciding set. After the tournament finished it was announced that the pair would split, with Koolhof joining Sitak's fellow New Zealander, and former partner,
Marcus Daniell Marcus Daniell (born 9 November 1989) is a New Zealand former professional tennis player. He reached his career-high ATP doubles ranking of world No. 34 on 29 January 2018 after reaching the quarterfinals of the Australian Open. He won a bronz ...
, and Sitak linking up with Indian
Divij Sharan Divij Sharan (born 2 March 1986) is an Indian professional tennis player. He specialises in doubles and competes on the ATP World Tour. He has won five ATP doubles titles and represents India in the Davis Cup. He won a gold medal in the men' ...
. Sitak and Sharan's first tournament together was at
's-Hertogenbosch s-Hertogenbosch (), colloquially known as Den Bosch (), is a List of cities in the Netherlands by province, city and List of municipalities of the Netherlands, municipality in the Netherlands with a population of 160,783. It is the capital of ...
, where they were beaten in the semi-finals by Michael Venus and
Raven Klaasen Raven Klaasen ( ; born 16 October 1982) is a South African professional tennis player who specialises in doubles. He achieved his career-high doubles ranking of world No. 7 in August 2019, and has won 19 doubles titles on the ATP Tour, includi ...
. They then lost in a big upset in the first round of qualifying at Halle, before finding top seeds
Cabal A cabal is a group of people who are united in some close design, usually to promote their private views or interests in an ideology, a state (polity), state, or another community, often by Wiktionary:intrigue, intrigue and usually without the kn ...
and Farah their nemesis in the first round at
Eastbourne Eastbourne () is a town and seaside resort in East Sussex, on the south coast of England, east of Brighton and south of London. It is also a non-metropolitan district, local government district with Borough status in the United Kingdom, bor ...
. They reached the quarter-finals at
Wimbledon Wimbledon most often refers to: * Wimbledon, London, a district of southwest London * Wimbledon Championships, the oldest tennis tournament in the world and one of the four Grand Slam championships Wimbledon may also refer to: Places London * W ...
, the best-ever result in a Grand Slam tournament for either of them. They had to come from two sets down in both their second and third round matches, against
Julio Peralta Julio Leonardo Peralta Martínez (; born 9 September 1981) is an inactive professional tennis player from Chile. Peralta has found success in the late stage of his career, reaching no. 29 in the ATP rankings in doubles. He captured six doubles tit ...
and
Horacio Zeballos Horacio Zeballos Jr. (, ; born 27 April 1985) is an Argentine professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the first Argentinian man to achieve the feat. He is a Grand Slam champion ...
and
Marcin Matkowski Marcin Matkowski (; born 15 January 1981) is a Polish former professional tennis player whose speciality is in doubles. He played college tennis at UCLA, where Jean-Julien Rojer Jean-Julien Rojer ( "John Julian" , ; born 25 August 1981) is a ...
and
Jonathan Erlich Jonathan Dario "Yoni" Erlich (; born 5 April 1977) is an Israeli former professional tennis player. During his career, he was mainly a doubles specialist, having won the men's doubles title at the 2008 Australian Open – Men's doubles, 2008 Aus ...
respectively, before lining up against
Mike Bryan Michael Carl Bryan (born April 29, 1978) is an American former professional tennis player. Widely regarded as one of the greatest doubles tennis players of all time, Bryan was ranked as the world No. 1 in men's doubles for a record 506 weeks ...
and
Jack Sock Jack Sock (born September 24, 1992) is an American former professional tennis doubles and a current pickleball player. He won four career singles titles and 17 doubles titles on the ATP Tour, and had career-high tennis rankings of world No. 8 ...
in the quarter-finals. There were three tie-break sets to start, and just one loss of serve in the fourth set was enough to seal their defeat at the hands of the eventual champions. In mixed doubles, Sitak teamed up with Ukrainian
Lyudmyla Kichenok Lyudmyla Viktorivna Kichenok (, ; born 20 July 1992) is a Ukrainian professional tennis player. She has been ranked as high as world No. 3 in doubles. She is a two-time Grand Slam champion winning the 2024 US Open with Jeļena Ostapenko and t ...
to beat Argentina's
Leonardo Mayer Leonardo Martín Mayer (, ; born May 15, 1987) is a tennis coach and a former professional player from Argentina. Mayer achieved a career-high singles ranking of world No. 21 in June 2015 and world No. 48 in doubles in January 2019. Career ...
and
María Irigoyen María Irigoyen (born 24 June 1987) is an Argentine former tennis player. On 13 July 2015, she reached her best singles ranking of world No. 147. On 13 June 2016, she peaked at No. 47 in the WTA rankings, WTA doubles rankings. In her career, I ...
, but he withdrew from the second round due to fatigue from the length of the men's doubles matches. Sitak teamed up with Erlich for the
Hall of Fame Championships The Hall of Fame Open is an international tennis tournament that has been held every year in July since 1976 at the International Tennis Hall of Fame in Newport, Rhode Island, the original location of the U.S. National Championships. It was known ...
in Newport, marching imperiously to the final, where they very quickly swept aside clay-court specialists
Marcelo Arévalo Marcelo Arévalo González (; born October 17, 1990) is a Salvadoran professional tennis player. He is the current world No. 1 in doubles by the ATP, achieved on 11 November 2024 and has a career-high singles ranking of No. 139, attained in Ap ...
and
Miguel Ángel Reyes-Varela Miguel Ángel Reyes-Varela Martínez (; born June 21, 1987) is a Mexican professional tennis player who specializes in doubles. He has a career-high ATP doubles ranking of world No. 49, achieved on 20 August 2018. In singles his best ranking is N ...
. Sitak maintained that it was their experience which counted – it was the 39th ATP final for Erlich, and the 11th for Sitak, but just the first for both their opponents. Moving on to Washington, D.C. for the
Citi Open Citigroup Inc. or Citi ( stylized as citi) is an American multinational investment bank and financial services company based in New York City. The company was formed in 1998 by the merger of Citicorp, the bank holding company for Citibank, ...
, Sitak and Sharan beat Jamie Cerretani and
Leander Paes Leander Adrian Paes ( ; born 17 June 1973) is an Indian former professional tennis player and the first Asian man to be inducted into the International Tennis Hall of Fame. He is regarded as one of the greatest doubles tennis players of all-tim ...
in the first round before losing to
Jamie Murray Jamie Robert Murray (born 13 February 1986) is a British professional tennis player who specialises in doubles. He is a seven-time Grand Slam (tennis), major doubles champion (five in mixed doubles and two in men's doubles), a Davis Cup winne ...
and
Bruno Soares Bruno Fraga Soares (; born 27 February 1982) is a Brazilian former professional tennis player who specialised in doubles. A doubles specialist, Soares won six Grand Slam (tennis)#Tournaments, major titles, the 2016 Australian Open – Men's d ...
in the quarter-finals. Sitak then entered the Toronto Masters with
Stefanos Tsitsipas Stefanos Tsitsipas (, ; born 12 August 1998) is a Greek professional tennis player. He has been ATP rankings, ranked as high as world No. 3 in men's singles by the Association of Tennis Professionals (ATP), first achieved in August 2021 – mak ...
, and received a first-round call up as an alternate for a withdrawn pair. They ended up playing Michael Venus and
Raven Klaasen Raven Klaasen ( ; born 16 October 1982) is a South African professional tennis player who specialises in doubles. He achieved his career-high doubles ranking of world No. 7 in August 2019, and has won 19 doubles titles on the ATP Tour, includi ...
, and lost 6–4, 6–4. Moving on to
Cincinnati Cincinnati ( ; colloquially nicknamed Cincy) is a city in Hamilton County, Ohio, United States, and its county seat. Settled in 1788, the city is located on the northern side of the confluence of the Licking River (Kentucky), Licking and Ohio Ri ...
for the next Masters event, the pair qualified for direct acceptance. In the first round they were drawn against
Ivan Dodig Ivan Dodig (; born 2 January 1985) is a Croatian professional tennis player who specializes in doubles. He reached his career-high doubles ranking of World No. 2 in September 2023. He is a seven-time Grand Slam champion, having won men's double ...
and
Robin Haase Robin Haase (; born 6 April 1987) is a Dutch professional tennis player. He reached his career-high Association of Tennis Professionals, ATP singles ranking of world No. 33 in July 2012 and his highest doubles ranking of world No. 29 in May 2023 ...
, and lost in a match tie-break. In his last tournament before the US Open, Sitak teamed up with
Aisam-ul-Haq Qureshi Aisam-ul-Haq Qureshi ( Punjabi, ; born 17 Mar 1980) is a Pakistani professional tennis player who specialises in doubles. He is the only Pakistani player ever to reach a Grand Slam final, having done so in both men's and mixed doubles at the ...
at
Winston-Salem Winston-Salem is a city in Forsyth County, North Carolina, United States, and its county seat. At the 2020 census, the population was 249,545, making it the fifth-most populous city in North Carolina and the 91st-most populous city in the Uni ...
. They beat
Max Mirnyi Maksim Mikalaevich "Max" Mirnyi (born 6 July 1977) is a Belarusian former professional tennis player. Mirnyi became a doubles specialist following his singles career, in which he reached a career-high of World No. 18 (August 2003) and finished ...
and
Philipp Oswald Philipp Oswald (; born 23 January 1986) is an Austrian former professional tennis player who primarily played doubles events on the ATP Tour. On 7 December 2009, he reached his highest ATP singles ranking of world No. 206, and his highest doubl ...
, then
Marcelo Demoliner Marcelo Fedrizzi Demoliner (born 18 January 1989) is a Brazilian professional tennis player, who specializes in doubles. He reached a career-high doubles ranking of world No. 34 in November 2017. Demoliner has won five doubles titles. He won hi ...
and Santiago González, before falling to Jamie Cerretani and
Leander Paes Leander Adrian Paes ( ; born 17 June 1973) is an Indian former professional tennis player and the first Asian man to be inducted into the International Tennis Hall of Fame. He is regarded as one of the greatest doubles tennis players of all-tim ...
in the semi-final. In the US Open, Sitak and Sharan lost to eventual runners-up
Łukasz Kubot Łukasz Kubot (; born 16 May 1982) is a former Polish professional tennis player who was ranked world No. 1 in doubles. He is a two-time Grand Slam champion in doubles, having won the 2014 Australian Open with Robert Lindstedt, as well as the ...
and
Marcelo Melo Marcelo Pinheiro Davi de Melo (; born September 23, 1983) is a Brazilian professional tennis player who specializes in doubles. He is a former List of ATP number 1 ranked doubles tennis players, world No. 1, which he achieved in 2 November 2015. ...
in the second round, while Sitak and
Lyudmyla Kichenok Lyudmyla Viktorivna Kichenok (, ; born 20 July 1992) is a Ukrainian professional tennis player. She has been ranked as high as world No. 3 in doubles. She is a two-time Grand Slam champion winning the 2024 US Open with Jeļena Ostapenko and t ...
were beaten in a tight first round battle in the
mixed doubles Mixed doubles or mixed pairs is a form of mixed-sex sports that consists of teams of one man and one woman. This variation of competition is prominent in curling and racket sports, such as tennis, table tennis, and badminton (where it is known ...
, losing 10–8 in the match tie-break to fourth seeds
Latisha Chan Latisha Chan (born 17 August 1989), formerly known by her Chinese name Chan Yung-jan (; ), is a Taiwanese professional tennis player who is a former world No. 1 in doubles. She has won 33 career titles in doubles, including a Grand Slam title ...
and
Ivan Dodig Ivan Dodig (; born 2 January 1985) is a Croatian professional tennis player who specializes in doubles. He reached his career-high doubles ranking of World No. 2 in September 2023. He is a seven-time Grand Slam champion, having won men's double ...
. The US Open was followed by New Zealand's
Davis Cup The Davis Cup is the premier international team event in men's tennis. It is organised by the International Tennis Federation (ITF) and contested annually between teams from over 150 competing countries, making it the world's largest annual ...
tie against Korea in
Gimcheon Gimcheon (; ) is a Administrative divisions of South Korea, city in North Gyeongsang Province, South Korea. It is situated on the major land transportation routes between Seoul and Busan, namely the Gyeongbu Expressway and Gyeongbu Line railway. ...
, where Sitak and debutant Ajeet Rai were successful in their doubles rubber. However, New Zealand lost the tie 3–2, and were relegated to Group II of the Asia/Oceania zone for the first time in five years. Dashing back to France for what turned out to be just one match, Sitak, again with Qureshi, lost in the first round at
Metz Metz ( , , , then ) is a city in northeast France located at the confluence of the Moselle (river), Moselle and the Seille (Moselle), Seille rivers. Metz is the Prefectures in France, prefecture of the Moselle (department), Moselle Departments ...
to
Oliver Marach Oliver Marach (born 16 July 1980) is a former Austrian professional tennis player who primarily specialised in doubles. He achieved his highest singles ranking of world No. 82 in August 2005, but achieved most of his success in doubles where he ...
and
Jürgen Melzer Jürgen Melzer (born 22 May 1981) is an Austrian tennis coach and former professional tennis player. Melzer reached a career-high singles ranking of world No. 8 in April 2011, and a doubles ranking of world No. 6 in September 2010. He has a youn ...
. Reunited with Sharan a week later in China, they were upset in the first round of the
Chengdu Open The Chengdu Open is a men's ATP Tour 250 series tournament played on outdoor hard courts. It was a new tournament added to the 2016 ATP World Tour and replaces the ATP Malaysian Open (tennis), ATP Malaysian Open event held in Kuala Lumpur. It take ...
by
Austin Krajicek Austin Krajicek ( ; born June 16, 1990) is an American professional tennis player. He has been ranked as high as world No. 1 in doubles by the ATP in June 2023. He attained a career-high singles ranking of world No. 94 in October 2015. A form ...
and
Jeevan Nedunchezhiyan Jeevan Nedunchezhiyan (born 20 October 1988) is an Indian professional tennis player. He has a career-high ATP doubles ranking of No. 64 achieved on 18 March 2019. He won the doubles title with Rohan Bopanna at the 2017 Chennai Open, in a his ...
. In the Japan Open they drew
Jamie Murray Jamie Robert Murray (born 13 February 1986) is a British professional tennis player who specialises in doubles. He is a seven-time Grand Slam (tennis), major doubles champion (five in mixed doubles and two in men's doubles), a Davis Cup winne ...
and
Bruno Soares Bruno Fraga Soares (; born 27 February 1982) is a Brazilian former professional tennis player who specialised in doubles. A doubles specialist, Soares won six Grand Slam (tennis)#Tournaments, major titles, the 2016 Australian Open – Men's d ...
in the first round, and lost in straight sets, and then were able to get into the Shanghai Masters as an alternate entry, where they lost in the second round to Kubot and Melo, who went on to win the title. Their next event was the European Open in Antwerp where, as fourth seeds, they lost to second seeds
Nicolas Mahut Nicolas Pierre Armand Mahut (; born 21 January 1982) is a French professional tennis player who is a former world No. 1 in doubles. He is a five-time Grand Slam champion in doubles, having completed the career Grand Slam with victories at th ...
and
Édouard Roger-Vasselin Édouard Roger-Vasselin (; born 28 November 1983) is a French professional tennis player who specializes in doubles. He won two Grand Slam titles in doubles at the 2014 French Open, partnering Julien Benneteau, and mixed doubles at the 2024 ...
in an entertaining semi-final. From there they travelled to
Basel Basel ( ; ), also known as Basle ( ), ; ; ; . is a city in northwestern Switzerland on the river Rhine (at the transition from the High Rhine, High to the Upper Rhine). Basel is Switzerland's List of cities in Switzerland, third-most-populo ...
for the Swiss Indoors Open, where they lost in an upset result in the semi-finals to Mischa and
Alexander Zverev Alexander "Sascha" Zverev (; born 20 April 1997) is a German professional tennis player and the current world No. 3. He has won 24 ATP Tour titles in singles and two in doubles, and has been runner-up at three Grand Slam (tennis)#Tournaments, ma ...
. They finished their season at the
Paris Masters The Paris Masters (formerly known as the Paris Open, and currently called the Rolex Paris Masters for sponsorship reasons) is an annual indoor tennis tournament for male professional players held in Paris, France at the Accor Arena, in the neighb ...
where, with only an hour's notice, they again took the court as an alternate. They beat Feliciano and
Marc López Marc López Tarrés (, ; born 31 July 1982) is a Spanish tennis coach and a former professional player. His career-high ATP singles ranking was world No. 3 in doubles, achieved in January 2013 and No. 106, achieved in May 2004. Partnering wi ...
in the first round, but lost in straight sets in the second round to the best team in the world for 2018,
Mike Bryan Michael Carl Bryan (born April 29, 1978) is an American former professional tennis player. Widely regarded as one of the greatest doubles tennis players of all time, Bryan was ranked as the world No. 1 in men's doubles for a record 506 weeks ...
and
Jack Sock Jack Sock (born September 24, 1992) is an American former professional tennis doubles and a current pickleball player. He won four career singles titles and 17 doubles titles on the ATP Tour, and had career-high tennis rankings of world No. 8 ...
.


2019

With a new partner in the left-handed American
Austin Krajicek Austin Krajicek ( ; born June 16, 1990) is an American professional tennis player. He has been ranked as high as world No. 1 in doubles by the ATP in June 2023. He attained a career-high singles ranking of world No. 94 in October 2015. A form ...
, Sitak began 2019 in
Brisbane Brisbane ( ; ) is the List of Australian capital cities, capital and largest city of the States and territories of Australia, state of Queensland and the list of cities in Australia by population, third-most populous city in Australia, with a ...
, where they lost in the quarter-finals to
Rajeev Ram Rajeev Ram ( ; born March 18, 1984) is an American professional tennis player. He has been ranked world No. 1 in men's doubles by the Association of Tennis Professionals (ATP). Ram is a six-time major champion, having won the 2020 Australian O ...
and
Joe Salisbury Joe Salisbury ( ; born 20 April 1992) is a British professional tennis player who is a former world No. 1 in doubles. He is a six-time Grand Slam champion, having won the 2020 Australian Open and the 2021, 2022 and 2023 US Opens in men's do ...
. They also lost in the quarter-finals in
Auckland Auckland ( ; ) is a large metropolitan city in the North Island of New Zealand. It has an urban population of about It is located in the greater Auckland Region, the area governed by Auckland Council, which includes outlying rural areas and ...
, this time to Bob and
Mike Bryan Michael Carl Bryan (born April 29, 1978) is an American former professional tennis player. Widely regarded as one of the greatest doubles tennis players of all time, Bryan was ranked as the world No. 1 in men's doubles for a record 506 weeks ...
, the former playing his first tournament since being injured in Monte Carlo and subsequently having surgery to replace his hip. The
Australian Open The Australian Open (stylized ΛO) is a tennis tournament organised by Tennis Australia annually at Melbourne Park in Melbourne, Victoria (state), Victoria, Australia. It is chronologically the first of the four Grand Slam (tennis), Grand Sl ...
also saw them record a win and a loss, beating
Leander Paes Leander Adrian Paes ( ; born 17 June 1973) is an Indian former professional tennis player and the first Asian man to be inducted into the International Tennis Hall of Fame. He is regarded as one of the greatest doubles tennis players of all-tim ...
and
Miguel Ángel Reyes-Varela Miguel Ángel Reyes-Varela Martínez (; born June 21, 1987) is a Mexican professional tennis player who specializes in doubles. He has a career-high ATP doubles ranking of world No. 49, achieved on 20 August 2018. In singles his best ranking is N ...
in the first round, but losing a tight match to eventual semi-finalists
Ryan Harrison Ryan Harrison (born May 7, 1992) is an American former professional tennis player. Harrison won one career Association of Tennis Professionals, ATP title in singles at the 2017 Memphis Open to go along with four in doubles, including the 2017 F ...
and
Sam Querrey Samuel Austin Querrey ( ; born October 7, 1987) is an American professional pickleball player and former tennis player. He reached a career-high singles ranking of world No. 11 achieved on February 26, 2018, and won ten ATP singles titles. Known ...
in the second, 6–4, 7–6(5). Sitak had another new partner in the mixed doubles, teaming up with former World doubles number one
Ekaterina Makarova Ekaterina Valeryevna Makarova (; ; born 7 June 1988) is a Russian former professional tennis player who was ranked List of WTA number 1 ranked doubles tennis players, world No. 1 in doubles, and world No. 8 in singles. She is a four-time Gra ...
. Seeded eighth, they lost in the first round to
Andreja Klepač Andreja Klepač (born 13 March 1986) is a Slovenian former tennis player. On 14 July 2008, she reached her career-high singles rankings of world No. 99. On 11 April 2022, she peaked at No. 11 in the WTA doubles rankings. She qualified also with ...
and
Édouard Roger-Vasselin Édouard Roger-Vasselin (; born 28 November 1983) is a French professional tennis player who specializes in doubles. He won two Grand Slam titles in doubles at the 2014 French Open, partnering Julien Benneteau, and mixed doubles at the 2024 ...
. Sitak and Krajicek then lost in the first round at
Montpellier Montpellier (; ) is a city in southern France near the Mediterranean Sea. One of the largest urban centres in the region of Occitania (administrative region), Occitania, Montpellier is the prefecture of the Departments of France, department of ...
before going to
Rotterdam Rotterdam ( , ; ; ) is the second-largest List of cities in the Netherlands by province, city in the Netherlands after the national capital of Amsterdam. It is in the Provinces of the Netherlands, province of South Holland, part of the North S ...
, where they got into the main draw as Lucky Losers, but again lost in the first round. The same fate awaited them in
Rio de Janeiro Rio de Janeiro, or simply Rio, is the capital of the Rio de Janeiro (state), state of Rio de Janeiro. It is the List of cities in Brazil by population, second-most-populous city in Brazil (after São Paulo) and the Largest cities in the America ...
, but they had far better luck in
Acapulco Acapulco de Juárez (), commonly called Acapulco ( , ; ), is a city and Port of Acapulco, major seaport in the Political divisions of Mexico, state of Guerrero on the Pacific Coast of Mexico, south of Mexico City. Located on a deep, semicirc ...
, where they finished runners-up to Mischa and
Alexander Zverev Alexander "Sascha" Zverev (; born 20 April 1997) is a German professional tennis player and the current world No. 3. He has won 24 ATP Tour titles in singles and two in doubles, and has been runner-up at three Grand Slam (tennis)#Tournaments, ma ...
after easily taking the first set of the final. It was the first ATP500 series final for both Sitak and Krajicek. Because of their relative rankings, Sitak found a new partner for Indian Wells in singles specialist
Nikoloz Basilashvili Nikoloz Basilashvili ( ka, ნიკოლოზ ბასილაშვილი, tr, ; born 23 February 1992) is a Georgian professional tennis player. He reached a career-high ATP singles ranking of world No. 16 on 27 May 2019 making him the ...
, but they went out in the first round to eighth seeds
Henri Kontinen Henri Kontinen (; born 19 June 1990) is a Finnish former professional tennis player who is a former world No. 1 in doubles. After being forced to end his singles career at a young age due to injuries, having reached a career-high ranking of No ...
and
John Peers John William Peers (born 25 July 1988) is an Australian professional tennis player who specializes in doubles. He reached a career-high ATP doubles ranking of world No. 2 on 3 April 2017, and a singles ranking of No. 456 in June 2012. He has ...
. That meant that he and Krajicek were able to go straight to Phoenix, where they had walk-overs in the first two rounds of the Phoenix Challenger, beat Jamie Cerretani and
Nicholas Monroe Benjamin Nicholas Monroe (born April 12, 1982) is an American former professional tennis player. Monroe was a doubles specialist. He reached a career-high ATP doubles ranking of No. 30 on 2 October 2017 and won four ATP Tour doubles titles and t ...
in the semi-finals, and lost to
Jamie Murray Jamie Robert Murray (born 13 February 1986) is a British professional tennis player who specialises in doubles. He is a seven-time Grand Slam (tennis), major doubles champion (five in mixed doubles and two in men's doubles), a Davis Cup winne ...
and
Neal Skupski Neal Skupski (born 1 December 1989) is a British professional tennis player who specializes in doubles. He has a career-high doubles ranking of world No. 1. He achieved this milestone in November 2022, topping the rankings jointly with long-ti ...
in the final. From there they went to
Miami Miami is a East Coast of the United States, coastal city in the U.S. state of Florida and the county seat of Miami-Dade County, Florida, Miami-Dade County in South Florida. It is the core of the Miami metropolitan area, which, with a populat ...
, where they lost in the first round, and on to
Houston Houston ( ) is the List of cities in Texas by population, most populous city in the U.S. state of Texas and in the Southern United States. Located in Southeast Texas near Galveston Bay and the Gulf of Mexico, it is the county seat, seat of ...
for the US Clay Court Championships, where they lost to the Skupski brothers in the semi-finals. That was followed by a loss in qualifying in
Barcelona Barcelona ( ; ; ) is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain. With a population of 1.6 million within c ...
and a quarter-final loss in
Munich Munich is the capital and most populous city of Bavaria, Germany. As of 30 November 2024, its population was 1,604,384, making it the third-largest city in Germany after Berlin and Hamburg. Munich is the largest city in Germany that is no ...
before a first round loss in
Madrid Madrid ( ; ) is the capital and List of largest cities in Spain, most populous municipality of Spain. It has almost 3.5 million inhabitants and a Madrid metropolitan area, metropolitan area population of approximately 7 million. It i ...
, where they had got in as an alternate pair. They also got into the Italian Open as an alternate pair, and this time made it to the second round, losing to eventual champions
Juan Sebastián Cabal Juan Sebastián Cabal Valdés (; born 25 April 1986) is a Colombian former professional tennis player. A world No. 1 in doubles, he also reached a career-high singles ranking of No. 184 in February 2011. Cabal is a three-time Grand Slam cham ...
and Robert Farah. Another first round loss, this time as second seeds in
Geneva Geneva ( , ; ) ; ; . is the List of cities in Switzerland, second-most populous city in Switzerland and the most populous in French-speaking Romandy. Situated in the southwest of the country, where the Rhône exits Lake Geneva, it is the ca ...
, preceded their attempt at the
French Open The French Open (), also known as Roland-Garros (), is a tennis tournament organized by the French Tennis Federation annually at Stade Roland Garros in Paris, France. It is chronologically the second of the four Grand Slam (tennis), Grand Slam ...
, where Krajicek dropped a bombshell just a couple of days before their first round match by announcing that he would be ending their partnership after this tournament. Seeded 16th, the pair didn't have a single practice together before losing in the first round to
Hsieh Cheng-peng Hsieh Cheng-peng (; born 22 September 1991) is a tennis player from Taiwan. Alongside Yang Tsung-hua he won the 2008 Wimbledon Championships – Boys' doubles title. He won the 2009 US Open – Boys' doubles with Márton Fucsovics, as w ...
and
Christopher Rungkat Christopher Benjamin Rungkat (born 14 January 1990) is an Indonesian tennis player. In 2008, he won the final stage of French Open 2008 Boys' Doubles Juniors category with Finnish tennis player Henri Kontinen.(11 June 2008French Open glory for ...
. He and
Makoto Ninomiya is a Japanese professional tennis player. She achieved a career-high doubles ranking of world No. 20 on 22 October 2018, and peaked at No. 280 in singles on 22 February 2016. Partnered with Eri Hozumi, she reached the final of the 2018 French ...
played
mixed doubles Mixed doubles or mixed pairs is a form of mixed-sex sports that consists of teams of one man and one woman. This variation of competition is prominent in curling and racket sports, such as tennis, table tennis, and badminton (where it is known ...
together, but lost in a first round match tie-break to eventual semi-finalists
Nadiia Kichenok Nadiia Viktorivna Kichenok (, born 20 July 1992) is a Ukrainian professional tennis player. On 31 January 2022, she reached a career-high of No. 29 in the WTA doubles rankings. Kichenok has won nine doubles titles on the WTA Tour, including fo ...
and
Aisam-ul-Haq Qureshi Aisam-ul-Haq Qureshi ( Punjabi, ; born 17 Mar 1980) is a Pakistani professional tennis player who specialises in doubles. He is the only Pakistani player ever to reach a Grand Slam final, having done so in both men's and mixed doubles at the ...
. Sitak had different partners for each of his first three grass tournaments before winning the Antalya Open with
Jonathan Erlich Jonathan Dario "Yoni" Erlich (; born 5 April 1977) is an Israeli former professional tennis player. During his career, he was mainly a doubles specialist, having won the men's doubles title at the 2008 Australian Open – Men's doubles, 2008 Aus ...
in a week where the on-court temperatures seldom dropped below 40 degrees Celsius. They defeated
Ivan Dodig Ivan Dodig (; born 2 January 1985) is a Croatian professional tennis player who specializes in doubles. He reached his career-high doubles ranking of World No. 2 in September 2023. He is a seven-time Grand Slam champion, having won men's double ...
and
Filip Polášek Filip Polášek (; born 21 July 1985) is an inactive Slovak professional tennis player who specialises in doubles. He reached his highest doubles ranking of world No. 7 in February 2020, and has won 17 titles on the ATP Tour. He was forced to re ...
in straight sets in the final, having beaten French Open champions
Kevin Krawietz Kevin Krawietz (born 24 January 1992) is a German professional tennis player who specializes in doubles. He achieved his career-high doubles ranking of world No. 5 on 10 February 2025. Krawietz has won eleven doubles titles on the ATP Tour, inclu ...
and
Andreas Mies Andreas Mies (; born 21 August 1990) is a German professional tennis player who specializes in doubles. He is a two-time Grand Slam champion, having won the French Open doubles title in both 2019 and 2020 alongside compatriot Kevin Krawietz. The ...
in the first round. At
Wimbledon Wimbledon most often refers to: * Wimbledon, London, a district of southwest London * Wimbledon Championships, the oldest tennis tournament in the world and one of the four Grand Slam championships Wimbledon may also refer to: Places London * W ...
Sitak and Erlich lost in the first round to
Máximo González Máximo González Mereira (; born July 20, 1983) is an Argentine professional tennis player. His career-high singles ranking is World No. 58, achieved in July 2009 and his career-high doubles ranking is World No. 10 achieved on 11 September 2023 ...
and
Horacio Zeballos Horacio Zeballos Jr. (, ; born 27 April 1985) is an Argentine professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the first Argentinian man to achieve the feat. He is a Grand Slam champion ...
, but Sitak went much further in the
mixed doubles Mixed doubles or mixed pairs is a form of mixed-sex sports that consists of teams of one man and one woman. This variation of competition is prominent in curling and racket sports, such as tennis, table tennis, and badminton (where it is known ...
. Although he and
Laura Siegemund Laura Natalie Siegemund (born 4 March 1988) is a German professional tennis player. Siegemund reached her career-high doubles ranking of world No. 4 on 29 January 2024 and has won fourteen doubles titles on the WTA Tour. She is a three-time Gran ...
made it to the quarter-finals before losing to fifth seeds
Květa Peschke Květoslava Peschke (, née Hrdličková; born 9 July 1975) is a Czech former professional tennis player who was ranked world No. 1 in doubles. She reached a career-high singles ranking of No. 26 in November 2005, winning one WTA singles titl ...
and
Wesley Koolhof Wesley Koolhof (; born 17 April 1989) is a Dutch former professional tennis player who was ranked World No. 1 in doubles. He is a two-time Grand Slam champion, having won the 2023 Wimbledon Championships in men's doubles with Neal Skupski an ...
, it's their first round match against
Darija Jurak Darija Jurak Schreiber (née Jurak; ; born 5 April 1984) is a Croatian former tennis player. Her career-high doubles ranking is world No. 9, achieved on 15 November 2021. Her best WTA ranking in singles is 188 which she reached in April 2004. ...
and Ken Skupski which will go down in history, the sprinklers facing Sitak and Siegemund bursting into life as they sat down with the score at 4–3 in the final set. The match was eventually moved to another court to be finished. As if that wasn't enough, their top quality third round match against third seeds
Gabriela Dabrowski Gabriela "Gaby" Dabrowski (; , ; born April 1, 1992) is a Canadian professional tennis player. She reached her career-high doubles ranking of world No. 3 on 15 July 2024. A three-time Grand Slam champion, she won the 2023 US Open doubles title, ...
and
Mate Pavić Mate Pavić (; born 4 July 1993) is a Croatian professional tennis player. He is the current world No. 1 in doubles by the ATP. Pavić is one of only six men to complete the Career Golden Slam in doubles. He is a seven-time Grand Slam champio ...
took three hours and 17 minutes, becoming the first mixed doubles match to require Wimbledon's innovation of a tie-break at 12–12 in the final set. Sitak and Erlich were unable to defend their title in Newport, losing in the first round, before Sitak teamed up with
Radu Albot Radu Albot (born 11 November 1989) is a Moldovan professional tennis player. He achieved a career high ranking of No. 39 on 5 August 2019, making him the highest ranked player from Moldova. He is the first player from Moldova to win ATP Tour t ...
to reach the semi-finals in
Atlanta Atlanta ( ) is the List of capitals in the United States, capital and List of municipalities in Georgia (U.S. state), most populous city in the U.S. state of Georgia (U.S. state), Georgia. It is the county seat, seat of Fulton County, Georg ...
, but they lost in the first round in
Los Cabos LOS, or Los, or LoS may refer to: Science and technology * Length of stay, the duration of a single episode of hospitalisation * Level of service (transportation), Level of service, a measure used by traffic engineers * Level of significance, a ...
. Next up was the US Open, where Sitak and
Denys Molchanov Denys Petrovych Molchanov (; born 16 May 1987) is a Ukrainian tennis player competing on the ATP Challenger Tour. He has won two ATP doubles titles. He has also won 15 ITF singles and 66 doubles titles, 36 of them Challengers. On 5 January 2015 ...
lost in the first round to second seeds
Łukasz Kubot Łukasz Kubot (; born 16 May 1982) is a former Polish professional tennis player who was ranked world No. 1 in doubles. He is a two-time Grand Slam champion in doubles, having won the 2014 Australian Open with Robert Lindstedt, as well as the ...
and
Marcelo Melo Marcelo Pinheiro Davi de Melo (; born September 23, 1983) is a Brazilian professional tennis player who specializes in doubles. He is a former List of ATP number 1 ranked doubles tennis players, world No. 1, which he achieved in 2 November 2015. ...
. The same fate befell him in the
mixed doubles Mixed doubles or mixed pairs is a form of mixed-sex sports that consists of teams of one man and one woman. This variation of competition is prominent in curling and racket sports, such as tennis, table tennis, and badminton (where it is known ...
, where he and
Lucie Hradecká Lucie Hradecká (; born 21 May 1985) is a Czech former professional tennis player. A three-time Grand Slam doubles champion and 26-time WTA Tour doubles titlist, she reached her career-high doubles ranking of world No. 4 in October 2012. She w ...
also lost in the first round. Two more first round losses followed before Sitak reunited with
Divij Sharan Divij Sharan (born 2 March 1986) is an Indian professional tennis player. He specialises in doubles and competes on the ATP World Tour. He has won five ATP doubles titles and represents India in the Davis Cup. He won a gold medal in the men' ...
. Although losing their first match together, they reached the quarter-finals of the Japan Open. They made the
Paris Masters The Paris Masters (formerly known as the Paris Open, and currently called the Rolex Paris Masters for sponsorship reasons) is an annual indoor tennis tournament for male professional players held in Paris, France at the Accor Arena, in the neighb ...
as alternates, beating Pavić and
Bruno Soares Bruno Fraga Soares (; born 27 February 1982) is a Brazilian former professional tennis player who specialised in doubles. A doubles specialist, Soares won six Grand Slam (tennis)#Tournaments, major titles, the 2016 Australian Open – Men's d ...
in the first round before losing to
Jérémy Chardy Jérémy Chardy (; born 12 February 1987) is a French tennis coach and a former professional player. He has won one ATP Tour singles title, in Stuttgart in 2009. His best major performance in singles was reaching the quarterfinals of the 2013 ...
and
Fabrice Martin Fabrice Martin (; born 11 September 1986) is a French tennis Tennis is a List of racket sports, racket sport that is played either individually against a single opponent (singles (tennis), singles) or between two teams of two players each ...
in the second. Two first round losses in Challenger events ended the 2019 season for Sitak.


2020

Sitak had a six-week break before he and Sharan started the new year with a first round loss in
Doha Doha ( ) is the capital city and main financial hub of Qatar. Located on the Persian Gulf coast in the east of the country, north of Al Wakrah and south of Al Khor (city), Al Khor and Lusail, it is home to most of the country's population. It ...
. They were more successful in
Auckland Auckland ( ; ) is a large metropolitan city in the North Island of New Zealand. It has an urban population of about It is located in the greater Auckland Region, the area governed by Auckland Council, which includes outlying rural areas and ...
, upsetting top seeds
John Peers John William Peers (born 25 July 1988) is an Australian professional tennis player who specializes in doubles. He reached a career-high ATP doubles ranking of world No. 2 on 3 April 2017, and a singles ranking of No. 456 in June 2012. He has ...
and Michael Venus in the first round before losing a tight match in the second against
Sander Gillé Sander Gillé (born 15 January 1991) is a Belgian professional tennis player who specializes in doubles. He has a career-high doubles ranking of World No. 18 by the ATP, achieved on 25 September 2023. He also has a career-high singles ranking of ...
and Joran Vliegen. They lost in the second round of the
Australian Open The Australian Open (stylized ΛO) is a tennis tournament organised by Tennis Australia annually at Melbourne Park in Melbourne, Victoria (state), Victoria, Australia. It is chronologically the first of the four Grand Slam (tennis), Grand Sl ...
to
Mate Pavić Mate Pavić (; born 4 July 1993) is a Croatian professional tennis player. He is the current world No. 1 in doubles by the ATP. Pavić is one of only six men to complete the Career Golden Slam in doubles. He is a seven-time Grand Slam champio ...
and
Bruno Soares Bruno Fraga Soares (; born 27 February 1982) is a Brazilian former professional tennis player who specialised in doubles. A doubles specialist, Soares won six Grand Slam (tennis)#Tournaments, major titles, the 2016 Australian Open – Men's d ...
and in the first round in
Pune Pune ( ; , ISO 15919, ISO: ), previously spelled in English as Poona (List of renamed Indian cities and states#Maharashtra, the official name until 1978), is a city in the state of Maharashtra in the Deccan Plateau, Deccan plateau in Western ...
when seeded second. Then followed three tournaments with a win and a loss –
New York New York most commonly refers to: * New York (state), a state in the northeastern United States * New York City, the most populous city in the United States, located in the state of New York New York may also refer to: Places United Kingdom * ...
,
Delray Beach Delray Beach is a city in Palm Beach County, Florida, United States. The population of Delray Beach as of April 1, 2020, was 66,846 according to the 2020 United States Census. Located in the Miami metropolitan area, Delray Beach is 52 miles (83 ...
(where they lost to eventual champions Bob and
Mike Bryan Michael Carl Bryan (born April 29, 1978) is an American former professional tennis player. Widely regarded as one of the greatest doubles tennis players of all time, Bryan was ranked as the world No. 1 in men's doubles for a record 506 weeks ...
) and the Chilean capital,
Santiago Santiago (, ; ), also known as Santiago de Chile (), is the capital and largest city of Chile and one of the largest cities in the Americas. It is located in the country's central valley and is the center of the Santiago Metropolitan Regi ...
. The following week saw the pair split up to play for their respective countries in the
Davis Cup The Davis Cup is the premier international team event in men's tennis. It is organised by the International Tennis Federation (ITF) and contested annually between teams from over 150 competing countries, making it the world's largest annual ...
, with Sitak joining
Marcus Daniell Marcus Daniell (born 9 November 1989) is a New Zealand former professional tennis player. He reached his career-high ATP doubles ranking of world No. 34 on 29 January 2018 after reaching the quarterfinals of the Australian Open. He won a bronz ...
for the first time in two years as
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
played
Venezuela Venezuela, officially the Bolivarian Republic of Venezuela, is a country on the northern coast of South America, consisting of a continental landmass and many Federal Dependencies of Venezuela, islands and islets in the Caribbean Sea. It com ...
for the first time ever, in
Auckland Auckland ( ; ) is a large metropolitan city in the North Island of New Zealand. It has an urban population of about It is located in the greater Auckland Region, the area governed by Auckland Council, which includes outlying rural areas and ...
. It was a successful return, as the pair won their rubber in straight sets to help New Zealand to a 3–1 win and a place in the next round, against
South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia. It constitutes the southern half of the Korea, Korean Peninsula and borders North Korea along the Korean Demilitarized Zone, with the Yellow Sea to the west and t ...
. Just a day later came the news that the partnership with Sharan was over, the Indian deciding that their results weren't good enough to justify continuing as a pair. That was followed by the suspension of all international tennis due to the COVID-19 coronavirus. Sitak returned to action in August with a new partner, Slovakian Igor Zelenay. They lost in the first round in two Challenger events in
Prague Prague ( ; ) is the capital and List of cities and towns in the Czech Republic, largest city of the Czech Republic and the historical capital of Bohemia. Prague, located on the Vltava River, has a population of about 1.4 million, while its P ...
, but took their first title at the third attempt, in
Ostrava Ostrava (; ; ) is a city in the north-east of the Czech Republic and the capital of the Moravian-Silesian Region. It has about 283,000 inhabitants. It lies from the border with Poland, at the confluences of four rivers: Oder, Opava (river), Opa ...
. They were the only alternate team to get into the
French Open The French Open (), also known as Roland-Garros (), is a tennis tournament organized by the French Tennis Federation annually at Stade Roland Garros in Paris, France. It is chronologically the second of the four Grand Slam (tennis), Grand Slam ...
, but lost in the first round, as they did in a Challenger in
Parma Parma (; ) is a city in the northern Italian region of Emilia-Romagna known for its architecture, Giuseppe Verdi, music, art, prosciutto (ham), Parmesan, cheese and surrounding countryside. With a population of 198,986 inhabitants as of 2025, ...
. They fared better at a new ATP250 tournament in Santa Margherita di Pula, Sardinia, losing in the quarter-finals to eventual winners Marcus Daniell and
Philipp Oswald Philipp Oswald (; born 23 January 1986) is an Austrian former professional tennis player who primarily played doubles events on the ATP Tour. On 7 December 2009, he reached his highest ATP singles ranking of world No. 206, and his highest doubl ...
, but this was their last tournament together. With partners for just one tournament at a time, Sitak lost in the quarter-finals in
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and
Nur-Sultan Astana is the capital city of Kazakhstan. With a population of 1,423,726 within the city limits, it is the second-largest in the country after Almaty, which had been the capital until 1997. The city lies on the banks of the Ishim (river), Ishim ...
, and in the first round of the
Paris Masters The Paris Masters (formerly known as the Paris Open, and currently called the Rolex Paris Masters for sponsorship reasons) is an annual indoor tennis tournament for male professional players held in Paris, France at the Accor Arena, in the neighb ...
. He got to the quarter-finals of the Sofia Open in Bulgaria before flying to South America for a final Challenger event, reaching the semi-finals in
Lima Lima ( ; ), founded in 1535 as the Ciudad de los Reyes (, Spanish for "City of Biblical Magi, Kings"), is the capital and largest city of Peru. It is located in the valleys of the Chillón River, Chillón, Rímac River, Rímac and Lurín Rive ...
.


2021

The early part of 2021 saw Sitak continue to criss-cross the globe. Starting in Australia, Sitak and
Federico Delbonis Federico Delbonis (; born 5 October 1990) is an Argentine former professional tennis player. He achieved a career-high ATP singles ranking of world No. 33 on 9 May 2016. He also reached a career-high doubles ranking of No. 110 on 22 July 2019. ...
lost in the second round of the Great Ocean Road Open to fellow New Zealanders
Marcus Daniell Marcus Daniell (born 9 November 1989) is a New Zealand former professional tennis player. He reached his career-high ATP doubles ranking of world No. 34 on 29 January 2018 after reaching the quarterfinals of the Australian Open. He won a bronz ...
and Michael Venus, before Sitak and
Jonny O'Mara Jonny O'Mara (born 2 March 1995) is a British tennis player. He has a career high ATP doubles ranking of 44 achieved on 20 May 2019. He also has a career high ATP singles ranking of World No. 489 achieved on 10 April 2017. Career O'Mara won the ...
were eliminated in the first round of the
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by eventual runners-up
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and
Joe Salisbury Joe Salisbury ( ; born 20 April 1992) is a British professional tennis player who is a former world No. 1 in doubles. He is a six-time Grand Slam champion, having won the 2020 Australian Open and the 2021, 2022 and 2023 US Opens in men's do ...
. Sitak then paired up with
Nicholas Monroe Benjamin Nicholas Monroe (born April 12, 1982) is an American former professional tennis player. Monroe was a doubles specialist. He reached a career-high ATP doubles ranking of No. 30 on 2 October 2017 and won four ATP Tour doubles titles and t ...
for the first time in several years, losing in the first round in three tournaments in South America before he moved north to
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. Although he and
Dominik Koepfer Dominik Koepfer (born 29 April 1994), also spelled Köpfer, is a German professional tennis player. He achieved a career-high ATP singles ranking of world No. 49 on 4 March 2024, and a doubles ranking of No. 69 on 24 June 2024. He played college ...
lost in the final qualifying round, they took their place in the main draw as Lucky Losers, but were beaten in a match tie-break by
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and Santiago González. Sitak then headed to Europe, where he and Sergio Martos Gornés lost in the semi-finals of a Challenger event in
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, having won a marathon match-tie break (17–15) in their previous match. That was followed by first round losses in both a Challenger and an ATP tournament in Marbella. At the
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he reached the semifinal in doubles partnering
Ričardas Berankis Ričardas Berankis (; born June 21, 1990) is a Lithuanian professional tennis player. He is the first and only Lithuanian to enter the Association of Tennis Professionals, ATP top 50 rankings, making him the highest ranked Lithuanian tennis play ...
, where they lost to top seeds and eventual champions Santiago González and
Andrés Molteni Andrés Molteni (, ; born 15 March 1988) is an Argentine professional tennis player who specializes in doubles. He reached his highest ATP doubles ranking of No. 7 on 21 August 2023 and his highest ATP singles ranking of No. 181 in May 2011. He h ...
.


2024: Retirement

In January 2024, Sitak announced that he would retire from professional tennis. He played his final professional match at the 2024 ASB Classic.


ATP career finals


Doubles: 13 (5 titles, 8 runners-up)


ATP Challenger and ITF Futures finals


Singles: 17 (5 titles, 12 runners-up)


Doubles: 63 (30 titles, 33 runners-up)


Davis Cup (21)

Note: walkover victory when Pakistan abandoned the tie in 2013 is not counted as a match played * indicates the outcome of the Davis Cup match followed by
the score The Score may refer to: Films and television * The Score (1978 film), ''The Score'' (1978 film), a 1978 Swedish film, released in Sweden as ''Lyftet'' * The Score (2001 film), ''The Score'' (2001 film), a 2001 crime drama film starring Robert De Ni ...
, date, place of event, the zonal classification and its phase, and the court surface.


Performance timelines


Doubles


Mixed doubles

''Although the US and French Opens took place in 2020, mixed doubles were not included in either event due to the COVID-19 coronavirus.


References


External links

* * * * {{DEFAULTSORT:Sitak, Artem 1986 births Living people Russian male tennis players Naturalised citizens of New Zealand New Zealand male tennis players New Zealand people of Russian descent Sportspeople from Orenburg Russian emigrants to New Zealand Tennis players from Moscow Summer World University Games medalists in tennis FISU World University Games gold medalists for Russia Medalists at the 2005 Summer Universiade 21st-century Russian sportsmen 21st-century New Zealand sportsmen