Dayana Oleksandrivna Yastremska is a Ukrainian professional tennis player. She has been ranked as high as world No. 21 in singles by the WTA, and No. 82 in doubles, both achieved in January 2020. Yastremska has won three WTA Tour titles. Her best Grand Slam performance is reaching the semifinals at the 2024 Australian Open.
Kiki Bertens defeated Simona Halep in the final, 2–6, 7–6(8–6), 6–2 to win the women's singles tennis title at the 2018 Cincinnati Masters. She saved a championship point en route to her first hard court and Premier 5-level title, and defeated the world No. 2 and No. 1 players, in the second round and final, respectively. Bertens became the first Dutchwoman to win the title.
Naomi Osaka defeated Petra Kvitová in the final, 7–6(7–2), 5–7, 6–4 to win the women's singles tennis title at the 2019 Australian Open. It was her first Australian Open title and her second major title overall. With the win, Osaka became the world No. 1 and became the first player since Jennifer Capriati to win their first two major titles at consecutive events. Ten players were in contention for the world No. 1 ranking. In addition to Kvitová, Osaka, and reigning world No. 1 Simona Halep, Sloane Stephens, Karolína Plíšková, Angelique Kerber, Elina Svitolina, Kiki Bertens, Aryna Sabalenka and Daria Kasatkina were also in contention for the top spot.
Ashleigh Barty defeated Karolína Plíšková in the final, 7–6(7–1), 6–3 to win the women's singles tennis title at the 2019 Miami Open. It was Barty's first WTA Premier Mandatory title. She entered the top 10 in the WTA rankings for the first time with the win.
Bianca Andreescu defeated Serena Williams in the final, 6–3, 7–5 to win the women's singles tennis title at the 2019 US Open. It was her first major title, and she became the first Canadian, as well as the first player born in the 2000s, to win a major singles title. She was the youngest player since Svetlana Kuznetsova in 2004 to win the US Open title, and the first woman to win the US Open on her main draw debut. This was also the first time a player won a title on their debut appearance at a Grand Slam tournament since Monica Seles won the 1991 Australian Open. In addition, Andreescu tied Seles’ Open Era record of fastest path from Grand Slam debut to winning a title, winning at her fourth ever grand slam appearance. This was also the largest age gap between the finalists in a women’s Grand Slam final in the Open Era. With the win, Andreescu entered the top 5 in rankings for the first time.
Sofia Kenin defeated Garbiñe Muguruza in the final, 4–6, 6–2, 6–2 to win the women's singles tennis title at the 2020 Australian Open. It was her first major title. Kenin was the youngest Australian Open finalist since Ana Ivanovic and the youngest champion since Maria Sharapova, both in 2008. 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 such major final since the 2018 US Open. Kenin entered the top 10 in rankings for the first time by winning the title.
Simona Halep defeated Elena Rybakina in the final, 3–6, 6–3, 7–6(7–5) to win the women's singles tennis title at the 2020 Dubai Tennis Championships. Halep saved a match point en route to the title, against Ons Jabeur in the second round.
Naomi Osaka defeated Victoria Azarenka in the final, 1–6, 6–3, 6–3 to win the women's singles tennis title at the 2020 US Open. It was her second US Open title and third major title overall. Osaka became the first player from an Asian country to win three major singles titles, the first player since Jennifer Capriati to win her first three majors in three finals appearances and, at 22 years of age, the youngest player to win three major titles since Maria Sharapova at the 2008 Australian Open. Azarenka, who was contesting her first major final since the 2013 US Open, was aiming to become the first mother to win a major singles title since Kim Clijsters won the 2011 Australian Open.
Iga Świątek defeated Sofia Kenin in the final, 6–4, 6–1 to win the women's singles tennis title at the 2020 French Open.
Defending champion Ashleigh Barty won the women's singles tennis title at the 2021 Miami Open after Bianca Andreescu retired from the final with the scoreline at 6–3, 4–0. Barty saved a match point en route to the title, in the second round against Kristína Kučová.
Aryna Sabalenka defeated Ashleigh Barty in the final, 6–0, 3–6, 6–4 to win the women's singles tennis title at the 2021 Madrid Open. It was her 10th career WTA Tour singles title, and her first on clay.
Barbora Krejčíková defeated Anastasia Pavlyuchenkova in the final, 6–1, 2–6, 6–4 to win the women's singles tennis title at the 2021 French Open. It was her first major singles title. Krejčíková saved a match point en route to the title, in the semifinals against Maria Sakkari. Krejčíková and Pavlyuchenkova were the combined lowest-ranked major finalists since the introduction of the computer rankings in 1975.
Iga Świątek defeated Karolína Plíšková in the final, 6–0, 6–0 to win the women's singles tennis title at the 2021 Italian Open. It was her first WTA 1000 singles title, and the 13 points Świątek lost in the championship match is the fewest on record in a WTA 1000-level final. This was the first WTA Tour singles final to be resolved with a 'double bagel' scoreline since Simona Halep defeated Anastasija Sevastova at the 2016 Bucharest Open, and was just the tenth such final in WTA Tour history. With the win, Świątek broke into the top 10 of the WTA rankings for the first time. Both finalists saved match points in prior rounds – Świątek saved two match points in her third round match against Barbora Krejčíková, whilst Plíšková saved three match points in her quarterfinal match against Jeļena Ostapenko.
Ashleigh Barty defeated Karolína Plíšková in the final, 6–3, 6–7(4–7), 6–3 to win the ladies' singles tennis title at the 2021 Wimbledon Championships. It was her first Wimbledon title and second major singles title overall. She became the first Australian to win the title since Evonne Goolagong Cawley in 1980, the first top seed to win the title since Serena Williams in 2016 and the first to do so at any major since Simona Halep at the 2018 French Open. Barty's victory made her the fourth player to win the women's singles title after previously winning the girls' singles title. She retained the world No. 1 ranking by reaching the semifinals, with Aryna Sabalenka having also been in contention for the top ranking.
Emma Raducanu defeated Leylah Fernandez in the final, 6–4, 6–3 to win the women's singles tennis title at the 2021 US Open. It was her first major title, and she became the first qualifier to win a major. Additionally, she became the first British woman to win a singles major since Virginia Wade at the 1977 Wimbledon Championships, and the second player to win the US Open on her debut after Bianca Andreescu in 2019. Aged 18, Raducanu became the youngest major champion since Maria Sharapova at the 2004 Wimbledon Championships and with a ranking of world No. 150, the lowest-ranked player to win a major since Kim Clijsters at the 2009 US Open, and the youngest player to win the title since Serena Williams at the 1999 US Open. She also won the title without losing a set during the tournament, including during her three qualification matches, and was not taken to a tiebreaker in any set. This was her first WTA Tour singles title, making her the fourth woman in the Open Era to win a major as her first singles title.
Ashleigh Barty defeated Danielle Collins in the final, 6–3, 7–6(7–2) to win the women's singles tennis title at the 2022 Australian Open. It was her first Australian Open title and third and last major title overall. Barty became the first home player to win an Australian Open singles title since Chris O'Neil in 1978. Barty did not drop a set during the tournament. The final also marked Barty's last professional appearance, as she announced her retirement from the sport two months later.
Iga Świątek defeated Maria Sakkari in the final, 6–4, 6–1 to win the women's singles tennis title at the 2022 Indian Wells Masters. She became the first Pole to win the title.
Iga Świątek defeated Naomi Osaka in the final, 6–4, 6–0 to win the women's singles tennis title at the 2022 Miami Open. She became the fourth woman in history to complete the Sunshine Double in singles, having won Indian Wells two weeks earlier. It was Świątek's first Miami Open title, her third consecutive WTA 1000 title, and her fourth WTA 1000-level title overall. Świątek became the first woman in history to win the first three WTA 1000 titles of the year in succession, the first player since Serena Williams in 2013 to win three consecutive WTA 1000 titles, and extended her winning streak to 17 matches. She lost no sets and just 26 games en route to the title, the fewest since Martina Hingis dropped 21 games in 2000; she was the first player to win the title in Miami without dropping a set since Azarenka in 2016. Additionally, Świątek won Miami exactly 10 years after fellow Polish tennis player Agnieszka Radwańska won the tournament in 2012.
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 final. Rybakina became the first Kazakhstani player to progress past the fourth round. 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, to do so.
Ons Jabeur defeated Jessica Pegula in the final, 7–5, 0–6, 6–2 to win the women's singles tennis title at the 2022 Madrid Open. It was her first WTA 1000 title, and she became the first Arab and African woman to win a WTA 1000 title.
Naomi Osaka 
Jennifer Brady 
