Jessica Pegula is an American professional tennis player. She has career-high WTA rankings of world No. 3 in singles, achieved on 24 October 2022, and world No. 1 in doubles, achieved on 11 September 2023. Pegula has won four singles titles and seven doubles titles on the WTA Tour, including two WTA 1000 titles in each discipline. Pegula is a six-time major quarterfinalist in singles, having reached this stage at all four Grand Slam tournaments; thrice at the Australian Open (2021–2023), and once at the French Open (2022), US Open (2022), and Wimbledon (2023). She has also reached the singles final at the 2023 WTA Finals. In doubles, Pegula reached the final of the 2022 French Open, partnering with Coco Gauff, and the mixed doubles final of the 2023 US Open with Austin Krajicek.
Maria Sakkari is a Greek professional tennis player. She has been ranked as high as world No. 3 by the WTA, which she first achieved on 21 March 2022, making her the highest-ranked Greek player in history alongside Stefanos Tsitsipas. Her career-best doubles ranking is world No. 169, achieved on 9 September 2019.
Jeļena "Aļona" Ostapenko is a Latvian professional tennis player. She has career-high WTA rankings of No. 5 in singles, achieved on 19 March 2018, and No. 7 in doubles, reached on 12 September 2022.
Veronika Eduardovna Kudermetova is a Russian professional tennis player. She has a career-high singles ranking of world No. 9, achieved on 24 October 2022, and a best WTA doubles ranking of No. 2, reached on 6 June 2022. She also has won three WTA 1000 titles, and won the 2022 WTA Finals with Elise Mertens. In addition, she reached the doubles final of Wimbledon in 2021, with Elena Vesnina.
Danielle Rose Collins is an American professional tennis player. She has reached career-high WTA rankings of No. 7 in singles and No. 79 in doubles. She won her first WTA Tour title in 2021 at the Palermo Ladies Open and has won four singles titles in total, including a WTA 1000 title at the 2024 Miami Open, and one doubles title. She reached a major singles final at the 2022 Australian Open.
Ekaterina Evgenyevna Alexandrova is a Russian professional tennis player.
Aryna Siarhiejeŭna Sabalenka is a Belarusian professional tennis player. She is a former world No. 1 in both singles and doubles by the Women's Tennis Association (WTA). Sabalenka has won two major singles titles, at the 2023 and 2024 Australian Opens, and two major doubles titles at the 2019 US Open and the 2021 Australian Open, both partnering Elise Mertens. She has won 20 career titles in total, 14 in singles and six in doubles.
Elena Andreyevna Rybakina is a Russian-born Kazakhstani professional tennis player. She has a career-high singles ranking of world No. 3 by the WTA, making her the first Kazakhstani to be ranked in the world's top 10 and the current No. 1 Kazakhstani player. Rybakina is the first player from Kazakhstan to win a title at a major tournament, claiming the 2022 Wimbledon Championships. Rybakina has won eight titles on the WTA Tour, including two WTA 1000 titles at the 2023 Indian Wells Open and the 2023 Italian Open.
Aryna Sabalenka defeated Elena Rybakina in the final, 4–6, 6–3, 6–4 to win the women's singles tennis title at the 2023 Australian Open. It was her first major singles title. Sabalenka dropped just one set during the tournament, to Rybakina in the championship match. Rybakina became the first Kazakhstani player to progress past the fourth round, and the first player since Jennifer Capriati in 2001 to defeat three consecutive major champions in a single edition of the Australian Open. By reaching the final, Rybakina made her debut in the top ten of the WTA rankings making her the first player representing Kazakhstan, male or female, ever to reach this milestone.
The 2023 Iga Świątek tennis season officially began on 31 December 2022 as the start of the 2023 WTA Tour. Iga Świątek entered the season as the world number 1 player in singles for the first time in her career.
Barbora Krejčíková defeated Iga Świątek in the final, 6–4, 6–2 to win the women's singles tennis title at the 2023 Dubai Tennis Championships. It was her first WTA 1000 title. In addition to world No. 1 Świątek, Krejčíková also defeated No. 2 Aryna Sabalenka and No. 3 Jessica Pegula, becoming the fifth woman to defeat the top three ranked players in a single tournament, and the third to do so outside of the WTA Finals. Krejčíková also saved four match points en route to the title, in the second round against Daria Kasatkina.
Elena Rybakina defeated Aryna Sabalenka in the final, 7–6(13–11), 6–4 to win the women's singles tennis title at the 2023 Indian Wells Open. It was her first WTA 1000 title, and the final was a rematch of the Australian Open final, won by Sabalenka. Rybakina became the first Kazakhstani player to win a WTA 1000 singles title.
Petra Kvitová defeated Elena Rybakina in the final, 7–6(16–14), 6–2 to win the women's singles tennis title at the 2023 Miami Open. It was Kvitová's first WTA 1000 title since the 2018 Madrid Open, and her 30th career title overall; she also became the first Czech player to win the title. Rybakina was attempting to complete the Sunshine Double, having already won the title at Indian Wells.
Defending champion Iga Świątek defeated Karolína Muchová in the final, 6–2, 5–7, 6–4 to win the women's singles tennis title at the 2023 French Open. It was her third French Open title and fourth major title overall. Świątek became the third woman in the Open Era to win her first four major finals, and the youngest woman to win four majors since Serena Williams in 2002. Świątek also became the first player to defend the French Open title since Justine Henin in 2007, and the first woman to defend a major title since Serena Williams at the 2016 Wimbledon Championships. Świątek dropped just one set en route to the title, to Muchová in the final. Świątek retained the world No. 1 ranking after she reached the final and Aryna Sabalenka lost in the semifinals.
Markéta Vondroušová defeated Ons Jabeur in the final, 6–4, 6–4 to win the ladies' singles tennis title at the 2023 Wimbledon Championships. It was her first major singles title and her first title overall in six years. Vondroušová became the first unseeded female player to win the Wimbledon title, the first to contest the final since Billie Jean King did so in 1963, and at world No. 42 was the second-lowest-ranked finalist since the WTA rankings were established in 1975. By winning the title, Vondroušová made her debut in the top ten of the WTA rankings.
Coco Gauff defeated Aryna Sabalenka in the final, 2–6, 6–3, 6–2 to win the women's singles tennis title at the 2023 US Open. It was her first major title. Gauff became the first American teenager to win the title since Serena Williams in 1999, and one of three teenagers to win the title within five years, following Bianca Andreescu in 2019 and Emma Raducanu in 2021. Sabalenka became the first woman since Serena Williams in 2016 to reach at least the semifinals of all four majors in a season.
The 2023 Aryna Sabalenka tennis season officially began on 4 January 2023 with the start of the Adelaide International.
Defending champion Aryna Sabalenka defeated Zheng Qinwen in the final, 6–3, 6–2 to win the women's singles tennis title at the 2024 Australian Open. It was her second major singles title. Sabalenka did not lose a set during the tournament, and lost only 31 games in total. Sabalenka became the first player to defend the title since Victoria Azarenka in 2013.
Iga Świątek defeated Maria Sakkari in the final, 6–4, 6–0 to win the women's singles tennis title at the 2024 Indian Wells Open. It was her eighth WTA 1000 and 19th career WTA Tour title, and she did not lose a set en route. Świątek became the first woman to win multiple titles at Indian Wells since Victoria Azarenka in 2016, and just the tenth woman to do so overall. She was the first player since Maria Sharapova in 2013 to win the title without dropping a set, and lost just 21 games throughout the entire tournament; this was the fewest since Steffi Graf lost 16 games in 1994. The final was a rematch of the 2022 final, which Świątek also won.
Danielle Collins defeated Elena Rybakina in the final, 7–5, 6–3 to win the women's singles tennis title at the 2024 Miami Open. It was her first WTA 1000 title, and her third WTA Tour title overall. Collins became the second unseeded woman to win the tournament, after Kim Clijsters in 2005. Ranked as the world No. 53, Collins became the lowest-ranked women's singles champion, the second lowest-ranked finalist in the tournament's history, and the oldest first-time WTA 1000 champion since Elena Vesnina at the 2017 Indian Wells Open. Collins lost only one set en route to the title, in the first round against Bernarda Pera.
Kazakhstan 
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