Anastasia Sergeyevna "Nastia" Pavyluchenkova is a Russian professional tennis player. She is currently the Russian No. 1 player in singles. A junior prodigy, Pavlyuchenkova won three junior Grand Slam titles and became the junior world No. 1, in January 2006, at the age of 14. She continued her success after turning professional, reaching a career-high singles ranking of world No. 13 on 4 July 2011.
Polona Hercog is a Slovenian professional tennis player. Her career-high WTA rankings are 35 in singles and 56 in doubles. She has won five titles on the WTA Tour, three in singles and two in doubles. Hercog also enjoyed success on the ITF Women's Circuit, winning 18 singles and five doubles titles.
Tímea Babos is a Hungarian professional tennis player. She has a career-high Women's Tennis Association (WTA) singles ranking of world No. 25. She gained world No. 1 in the doubles rankings, becoming the first Hungarian player to reach the top of the WTA rankings in either singles or doubles. She has won three singles and 24 doubles titles on the WTA Tour, as well as one singles and one doubles WTA 125K series title, and twelve singles and nine doubles titles on the ITF Circuit.
Yulia Antonovna Putintseva is a Russian-born Kazakhstani professional tennis player. She is a three-time Grand Slam quarterfinalist, and she achieved her career-high singles ranking of world No. 27 in February 2017. So far, she has won two singles titles on the WTA Tour. Before June 2012 she played for her country of birth, Russia.
Anna Karolína Schmiedlová is a tennis player from Slovakia.
Donna Vekić is a Croatian professional tennis player. She has won two singles titles on the WTA Tour: the 2014 Malaysian Open and the 2017 Nottingham Open. She has also won five singles titles and one doubles title on the ITF Circuit. Her best performance at a Grand Slam singles event was reaching the quarterfinals at the 2019 US Open. On 4 November 2019, she achieved a career-high singles ranking of World No. 19.
Belinda Bencic is a Swiss professional tennis player. She has a career-high ranking of No. 4 by the Women's Tennis Association (WTA) which she achieved in February 2020. Bencic has won five singles titles, including a gold medal at the 2020 Tokyo Olympics, and two doubles titles on the WTA Tour.
Viktorija Golubic is a Swiss professional tennis player. Golubic has won one singles title on the WTA tour, two singles WTA Challenger titles, as well as nine singles and 14 doubles titles on the ITF Women's Circuit so far. On 12 July 2021, she reached her career-high singles ranking of world No. 48. On 15 January 2018, she peaked at No. 63 in the doubles rankings.
Jovana Jović is a Serbian tennis player. On November 17, 2019, Jakšić married her long-time boyfriend Vujadin Jovic.
Barbora Krejčíková is a Czech professional tennis player. She has a career-high singles ranking of world No. 9, reached on 23 August 2021, and on 22 October 2018, she became world No. 1 in the WTA doubles rankings.
Danielle Rose Collins is an American professional tennis player. She reached a career-high ranking of world No. 23 in singles on 28 January 2019 and No. 86 in doubles on 2 March 2020. Collins won her maiden WTA Tour singles title at the 2021 Palermo Open and her second title at the 2021 Silicon Valley Classic. She has additionally won one WTA 125K and four ITF singles titles. She played collegiate tennis at the University of Virginia and won the NCAA singles title twice, 2014 and 2016, during her sophomore and senior years. Collins finished her career at Virginia in 2016 as the top-ranked collegiate player. Having first established her place on the WTA Tour when she reached the semifinals of the 2018 Miami Open as a qualifier, Collins's big breakthrough came at the 2019 Australian Open, where she reached the semifinals, defeating world No. 2 Angelique Kerber in the fourth round. She was also a quarterfinalist at the 2020 French Open in singles and the 2019 Wimbledon Championships in doubles.
Jil Belén Teichmann is a Swiss professional tennis player. She has been ranked by the Women's Tennis Association (WTA) as high as world No. 40 in singles and world No. 83 in doubles. She has won two singles titles and one doubles title on the WTA Tour and one doubles title on the WTA 125K series, along with six singles and five doubles titles on the ITF Circuit.
Marie Bouzková is a professional Czech tennis player.
Sara Sorribes Tormo is a professional Spanish tennis player. Sorribes Tormo has won one singles title and two doubles titles on the WTA Tour, as well as one doubles title on the WTA Challenger Tour. On the ITF Circuit, she has won ten singles and five doubles titles. She won her maiden WTA title at the 2021 Abierto Zapopan in Guadalajara. As a result she achieved her career-high singles ranking of World No. 46 on 26 April 2021. She peaked at No. 40 in the doubles rankings on 3 February 2020. In the 125K series, she has been runner-up at the Bol Open, and champion at the Open de Limoges in doubles.
Dayana Oleksandrívna Yastremska is a Ukrainian professional tennis player. She has a career-high Women's Tennis Association (WTA) ranking of No. 21 in the world. Yastremska has won three WTA titles in four finals appearances.
Anastasia Sergeyevna Potapova is a Russian tennis player. Potapova is a former junior No. 1, as well as the 2016 Wimbledon Championships girls' singles champion, having defeated Dayana Yastremska from Ukraine in the final.
Leonie Küng is a Swiss tennis player. As a qualifier, she reached the singles final at the Junior Wimbledon Championships in 2018.
Liudmila Dmitriyevna Samsonova is a Russian tennis player. She also competed for Italy from 2014 to 2018. Samsonova has career high WTA rankings of world No. 51 in singles, achieved on 16 August 2021, and No. 666 in doubles, reached on 7 August 2017. She won her first WTA Tour title at the 2021 German Open- a WTA 500 title in June 2021. She has also won total six titles on the ITF Circuit.
Sofia Kenin won her first Grand Slam title, defeating Garbiñe Muguruza in the final, 4–6, 6–2, 6–2. Kenin became the first American woman, other than Serena Williams, to win the Australian Open women's singles title since Jennifer Capriati in 2002. Kenin was the youngest Australian Open finalist since Ana Ivanovic and the youngest champion since Maria Sharapova, both in 2008. Muguruza was the first unseeded player, without being awarded a wildcard or entering through a protected ranking, to reach the Australian Open final since Serena Williams in 2007. This was the first Australian Open final in the Open Era to be contested between two players ranked outside the top ten, and the first Grand Slam final to feature two players outside the top ten since the 2018 US Open final.
The 2021 WTA Tour is the elite professional tennis circuit organised by the Women's Tennis Association (WTA) for the 2021 tennis season. The 2021 WTA Tour calendar comprises the Grand Slam tournaments, the WTA 1000 tournaments, the WTA 500 tournaments, the WTA 250 tournaments, the Billie Jean King Cup, and the year-end championships. Also included in the 2021 calendar are the Summer Olympic Games, which were rescheduled from 2020.
Canada 
