Karolína Plíšková was the defending champion, but chose to compete in Tokyo instead.
Serena Williams was the two-time defending champion, but withdrew before the tournament began due to injury.
Karolína Plíšková was the defending champion, but lost in the semifinals to Garbiñe Muguruza.
Bianca Andreescu won her first WTA Tour title, defeating Angelique Kerber in the final, 6–4, 3–6, 6–4. Andreescu became the first wildcard to win the title in the tournament's history and the youngest Indian Wells champion since Serena Williams in 1999. This also marked the second year in a row where a player won the tournament without having won a WTA singles title prior.
This was the first edition of the tournament.
Ashleigh Barty won her first Miami Open title, beating Karolína Plíšková 7–6(7–1), 6–3 in the singles tennis final. As a result of this victory, she entered the top 10 in the WTA Rankings for the first time. Sloane Stephens was the defending champion, but lost in the third round to Tatjana Maria.
The 2019 French Open – Women's Singles Qualifying was a series of tennis matches that took place from 21 May 2018 to 24 May 2019 to determine the twelve qualifiers into the main draw of the 2019 French Open – Women's singles, and, if necessary, the lucky losers.
Caroline Wozniacki was the defending champion, but lost in the third round to Aryna Sabalenka in a rematch of the previous year's final.
Players who neither have high enough rankings nor receive wild cards may participate in a qualifying tournament held one week before the annual Wimbledon Tennis Championships.
Simona Halep was the defending champion, but she retired in the quarterfinals against Marie Bouzková.
This was the first edition of the tournament.
Aryna Sabalenka was the defending champion, and successfully defended her title, defeating Alison Riske in the final 6–3, 3–6, 6–1.
The 2020 Billie Jean King Cup Qualifying Round was played on 7–8 February 2020. The eight winners of this round qualified for the 2020 Billie Jean King Cup Finals in Budapest.
The 2020 French Open – Women's Singles Qualifying is a series of tennis matches that takes place from 22 September to 25 September 2020 to determine the twelve qualifiers into the main draw of the 2020 French Open – Women's singles, and, if necessary, the lucky losers.
Ashleigh Barty was the defending champion from when the tournament was last held in 2019, and she successfully defended her title after Bianca Andreescu retired from the final with the scoreline at 6–3, 4–0. Barty won the title after saving a match point in the second round against Kristína Kučová. This was also the first time in Barty's career that she successfully defended a singles title.
Madison Keys was the defending champion but lost to compatriot Sloane Stephens in the second round, in a rematch of the previous tournament's quarterfinal.
The 2021 Emilia-Romagna Open was a tennis tournament played on clay courts. It was the 1st edition of the event for male and female professional tennis players, respectively. It was part of the 2021 ATP Tour and the 2021 WTA Tour and took place in Parma, Italy.
Jeļena Ostapenko defeated Veronika Kudermetova in the final, 6–0, 6–4 to win the women's singles tennis title at the 2022 Dubai Tennis Championships. She saved a match point en route to the title, in the quarterfinals against Petra Kvitová.
Paula Badosa is the defending champion.
