The 2021 I.ČLTK Prague Open was a professional

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 (doubles (tennis), doubles). Each player uses a tennis racket st ...

tournament played on outdoor

clay court A clay court is one of the types of tennis court on which the sport of tennis is played. Clay courts are built on a foundation of crushed stone, brick, shale, and other construction aggregate, aggregate, with a thin layer of fine clay particles ...

s. It was the 28th (men) and 16th (women) editions of the tournament which was part of the

2021 ATP Challenger Tour The ATP Challenger Tour in 2021 in tennis, 2021 was the secondary professional tennis circuit organized by the ATP. The 2021 ATP Challenger Tour calendar comprised 147 tournaments with prize money ranging from $36,680 up to $156,240. It was the 44 ...

and the

2021 ITF Women's World Tennis Tour The 2021 International Tennis Federation (ITF) Women's World Tennis Tour is the entry-level and mid-level tour for women's professional tennis. It is organized by the International Tennis Federation and is a tier below the Women's Tennis Associat ...

. It took place 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 ...

, Czech Republic from 3 to 9 May 2021.

Men's singles main-draw entrants

Seeds

*¹ Rankings are as of 26 April 2021.

Other entrants

The following players received wildcards into the singles main draw: *

Jiří Lehečka Jiří Lehečka (; born 8 November 2001) is a Czech professional tennis player. He has a career-high ATP singles ranking of world No. 22, achieved on 24 February 2025, and a doubles ranking of No. 144, achieved on 15 January 2024. He has won two ...

Andrew Paulson Andrew Meredith Paulson (November 13, 1958 – July 18, 2017) was an American entrepreneur. Born in Champaign, Illinois, he was the son of noted American professor Ronald Paulson. During his early years he worked with oncology and neurophysiolog ...

Michael Vrbenský Michael Vrbenský (born 26 December 1999) is a Czech tennis player. He has a career high ATP singles ranking of world No. 277 achieved on 15 July 2024. He also has a career high doubles ranking of No. 177 achieved on 9 September 2024. Vrbenský ...

The following player received entry into the singles main draw as a special exempt: *

Renzo Olivo Renzo Olivo (; born 15 March 1992) is an Argentine professional tennis player. He competes mainly on the ATP Challenger Tour and ITF Futures, both in singles and doubles. He has a career-high singles ranking of World No. 78 achieved on 9 January ...

The following players received entry from the qualifying draw: *

Zdeněk Kolář Zdeněk Kolář (; born 9 October 1996) is a Czech tennis player. Kolář has a career high ATP singles ranking of World No. 111 achieved on 13 June 2022. He also has a career high doubles ranking of World No. 110 achieved on 1 August 2022. Pro ...

Vít Kopřiva Vít Kopřiva (born 15 June 1997) is a Czech professional tennis player who competes on the ATP Challenger Tour. He has a career-high ATP singles ranking of No. 82 achieved on 16 June 2025. He also has a career-high doubles ranking of No. 261 ac ...

Sergiy Stakhovsky Sergiy Eduardovych Stakhovsky (, ; born January 6, 1986) is a Ukrainian former professional tennis player. Stakhovsky turned professional in 2003 and played mostly at the Challenger level from 2005 to 2008. His career-high rankings were World No ...

Kacper Żuk Kacper Żuk (born 21 January 1999) is a former Polish professional tennis player. Żuk has a career high ATP singles ranking of World No. 162 achieved on 13 September 2021. He also has a career-high ATP doubles ranking of World No. 278, achieved ...

Women's singles main-draw entrants

Seeds

*¹ Rankings are as of 26 April 2021.

Other entrants

The following players received wildcards into the singles main draw: *

Nikola Bartůňková Nikola Bartůňková (born 25 February 2006) is a Czech tennis player. Bartůňková has a career-high singles ranking by the Women's Tennis Association (WTA) of 226, achieved on 8 April 2024, and a career-high WTA doubles ranking of 320, achiev ...

Ana Konjuh Ana Konjuh (; born 27 December 1997) is a Croatian tennis player. A successful junior player, Konjuh won both the 2013 Australian Open – Girls' singles, singles and 2013 Australian Open – Girls' doubles, doubles junior events at the 2013 A ...

Linda Nosková Linda Nosková (; born 17 November 2004) is a Czech professional tennis player. She has a career-high singles ranking of No. 25 by the Women's Tennis Association, WTA, achieved on 26 August 2024, and a doubles ranking of No. 60, set on 19 August ...

Darja Viďmanová Darja Viďmanová (born 9 January 2003) is a Czech tennis player. Biography Born in Moscow, Viďmanová moved with her family to the Czech Republic at the age of five, eventually obtaining Czech citizenship. As a junior tennis player, she reached ...

The following player received entry using a protected ranking: *

Karman Thandi Karman Kaur Thandi (born 16 June 1998) is an Indian professional tennis player. She has been a previous Indian number one in singles. Thandi has career-high WTA rankings of 196 in singles, as of 20 August 2018, and No. 180 in doubles, as of 1 ...

The following players received entry from the qualifying draw: *

Anna Bondár Anna Bondár (born 27 May 1997) is a Hungarian tennis player. She has career-high WTA rankings of No. 50 in singles, achieved on 18 July 2022, and No. 43 in doubles, achieved on 30 January 2023. She is currently the No. 1 Hungarian player. Pla ...

Amanda Carreras Amanda Carreras (born 16 May 1990) is an inactive British tennis player from Gibraltar. Carreras has won 11 singles and 15 doubles titles on the ITF Women's Circuit. On 24 April 2017, she reached her best singles ranking of world No. 236, and ...

* Johana Marková *

Jule Niemeier Jule Niemeier (born 12 August 1999) is a German professional tennis player. She has a career-high WTA singles ranking of world No. 61, achieved on 7 November 2022. Career 2018–2019: WTA debut She made her WTA Tour main-draw debut as a wildcar ...

Paula Ormaechea Paula Ormaechea (; born 28 September 1992) is an Argentine tennis player based in Italy. She has won sixteen singles and nine doubles titles on the ITF Circuit. On 21 October 2013, she reached a career-high singles ranking of world No. 59.World ...

İpek Öz İpek Öz (born 8 July 1999) is a Turkish tennis player. She has a career-high singles ranking of world No. 163, achieved on 18 July 2022. On 13 June 2022, she peaked at No. 327 in WTA the doubles rankings. She took part in the 2018 Mediterran ...

Chantal Škamlová Chantal Škamlová (; born 4 September 1993) is a Slovak former tennis player. Junior career Škamlová won the girls' doubles event at the 2010 Australian Open, partnering with Jana Čepelová, defeating Tímea Babos and Gabriela Dabrowski ...

Shalimar Talbi Shalimar or Shalamar may refer to: * Shalimar Gardens (disambiguation), three historic royal Mughal gardens (or baghs) of the Mughal Empire in South Asia: ** Shalimar Bagh, Srinagar, Jammu and Kashmir, India; built in 1619 ** Shalimar Gardens, Lah ...

Champions

Men's singles

Tallon Griekspoor Tallon Griekspoor (; born 2 July 1996) is a Dutch professional tennis player. He has a career-high Association of Tennis Professionals, ATP singles ranking of world No. 21, achieved on 6 November 2023. He also has a career-high ATP doubles ranki ...

def.

Oscar Otte Oscar Otte (; born 16 July 1993) is a German professional tennis player. He has been ranked as high as world No. 36 in singles by the Association of Tennis Professionals (ATP), which he achieved on 27 June 2022, and has a career-high doubles ra ...

5–7, 6–4, 6–4.

Women's singles

def.

Dalma Gálfi Dalma Rebeka Gálfi (born 13 August 1998) is a Hungarian professional tennis player. On 12 September 2022, she reached a career-high singles ranking of world No. 79. On 19 September 2022, she peaked at No. 126 in the WTA doubles rankings. Gál ...

, 6–4, 6–2

Men's doubles

Marc Polmans Marc David Polmans (born 2 May 1997) is a South African-born Australian professional tennis player. Polmans has a career high ATP singles ranking of World No. 116 achieved on 12 October 2020. He also has a career high ATP doubles ranking of W ...

def.

Ivan Sabanov Ivan Sabanov ( sr-Cyrl, Иван Сабанов; born 25 June 1992) is a Serbian tennis player who specializes in doubles. He has a career high ATP doubles ranking of World No. 75 achieved on 18 April 2022. He also has a career high ATP singles ...

Matej Sabanov Matej Sabanov ( sr-Cyrl, Матеј Сабанов; born 25 June 1992) is a Serbian tennis player who specializes in doubles. He has a career high ATP doubles ranking of World No. 72 achieved on 18 April 2022. He also has a career high ATP singl ...

6–3, 6–4.

Women's doubles

Kimberley Zimmermann Kimberley Zimmermann (born 9 November 1995) is a Belgian tennis player. Zimmermann has a career-high singles ranking of world No. 215, achieved on 13 May 2019. On 6 March 2023, she reached her highest WTA doubles ranking of No. 37. Zimmermann h ...

def.

Xenia Knoll Xenia Knoll ( sr-Cyrl, Ксенија Кнол, Ksenija Knol; born 2 September 1992) is a Swiss tennis player. Knoll has won two doubles titles on the WTA Tour and one WTA 125 doubles title, as well as four singles and 30 doubles titles on the ...

Elena-Gabriela Ruse Elena-Gabriela Ruse (born 6 November 1997) is a Romanian professional tennis player. She has a career-high WTA singles ranking of world No. 51 and a doubles ranking of No. 32 achieved in May 2022 and 2023 respectively. She is currently the No. ...

, 7–6^(7–5), 6–2

References

I.ČLTK Prague Open
at ITFtennis.com {{DEFAULTSORT:I.ČLTK Prague Open 2021 ATP Challenger Tour 2021 ITF Women's World Tennis Tour 2021 in Czech tennis May 2021 sports events in the Czech Republic I.ČLTK Prague Open