The 2015 BRD Bucharest Open was a professional tennis tournament played on red clay courts. It was the 2nd edition of the tournament and part of the 2015 WTA Tour. It took place at Arenele BNR in Bucharest, Romania between 13 and 19 July 2015.
The 2016 Volvo Car Open was a women's tennis event on the 2016 WTA Tour. It took place between April 4 – 10, 2016. It was the 44th edition of the Charleston Open tournament and a Premier level tournament. The event was hosted at the Family Circle Tennis Center, on Daniel Island, Charleston, United States. It was the only event of the clay court season played on green clay.
The 2016 BRD Bucharest Open was a professional tennis tournament played on red clay courts. It was the 3rd edition of the tournament and part of the 2016 WTA Tour. It took place at Arenele BNR in Bucharest, Romania between 11 and 17 July 2016.
The 2017 BRD Bucharest Open was a professional tennis tournament played on red clay courts. It was the 4th edition of the tournament and part of the 2017 WTA Tour. It took place at Arenele BNR in Bucharest, Romania between 17 and 24 July 2017.
The 2017 Bol Open was a professional tennis tournament played on outdoor clay courts in Bol, Croatia. It was the twelfth edition of the tournament and part of the 2017 WTA 125K series. It took place on 6–11 June 2017.
The 2019 Copa Colsanitas was a women's tennis tournament played on outdoor clay courts. It was the 22nd edition of the tournament and part of the International category of the 2019 WTA Tour. It took place at the Centro de Alto Rendimiento in Bogotá, Colombia, from April 8 through April 14, 2019.
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.
The 2019 Baltic Open was a professional tennis tournament played on clay courts. It was the 1st edition of the Baltic Open as part of the WTA International tournaments of the 2019 WTA Tour. It took place at the National Tennis Centre Lielupe in Jūrmala, Latvia, from 22 to 28 July 2019.
Anastasija Sevastova was the defending champion, but lost in the second round to Patricia Maria Țig.
Simona Halep won her first Italian Open title, after the defending champion Karolína Plíšková retired from the final, with the scoreline at 6–0, 2–1.
The 2021 Serbia Open was a tennis tournament played on outdoor clay courts. It was the 5th and 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 Belgrade, Serbia; in mid-April for men and mid-May for women. A second ATP tournament, called the Belgrade Open, was played in men's singles the week before the French Open.
The 2021 Belgrade Challenger was a professional tennis tournament played on clay courts. It was the ninth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Belgrade, Serbia between 12 and 18 April 2021.
The 2021 Bol Open was a professional tennis tournament played on outdoor clay courts. It was the fifteenth edition of the tournament and part of the 2021 WTA 125K series. The tournament could not be held in 2020 due to Covid-19 pandemic. It took place in Bol, Croatia, from 7 to 12 June 2021.
Barbora Krejčíková and Kateřina Siniaková defeated Bethanie Mattek-Sands and Iga Świątek in the final, 6–4, 6–2 to win the women's doubles tennis title at the 2021 French Open. It was their second French Open title and third major title together. Krejčíková became the first woman to win both the singles and doubles tournaments at a major since Serena Williams at the 2016 Wimbledon Championships, and the first to do so at the French Open since Mary Pierce in 2000, making her the seventh woman to accomplish the sweep in French Open history.
The 2021 Hungarian Grand Prix was a tennis tournament played on outdoor clay courts. It was the 19th edition of the Budapest Grand Prix, a 250-level tournament on the 2021 WTA Tour. It took place at Római Tennis Academy in Budapest, Hungary, from 12 through 18 July 2021.
The 2021 WTA Poland Open was a women's tennis tournament played on outdoor clay courts. It was the first edition of the WTA Poland Open, and part of the WTA 250 series of the 2021 WTA Tour. It was held at the Arka Tennis Club in Gdynia, Poland, from 19 until 25 July 2021.
The 2021 WTA Romanian Open, known as the Winners Open due to sponsorship reasons, was a professional women's tennis tournament played on outdoor clay courts at the Winners Sports Club. It was the 1st edition of the tournament held in the city of Cluj-Napoca and was a part of the 2021 WTA Tour.
The 2021 Karlsruhe Open was a professional tennis tournament played on outdoor clay courts. It was the 2nd edition of the tournament and part of the 2021 WTA 125K series, offering a total of $115,000 in prize money. It took place in Karlsruhe, Germany between 7 and 12 September 2021. The tournament did not take place in 2020 due to the COVID-19 pandemic.
The 2021 Courmayeur Ladies Open was a women's tennis tournament played on indoor hard courts. It was the first edition of the Courmayeur Ladies Open, and part of the WTA 250 series of the 2021 WTA Tour. It was held at the Courmayeur Sport Center in Courmayeur, Italy, from 25 until 31 October, 2021.
Irina-Camelia Begu won the title, defeating Réka Luca Jani in the final, 6–3, 6–3.
Elena Rybakina 
Viktória Kužmová / 
Kristýna Plíšková 
