The 2018 Kremlin Cup was a tennis tournament played on indoor hard courts. It was the 29th edition of the Kremlin Cup for the men and the 23rd edition for the women. The tournament was part of the ATP World Tour 250 Series of the 2018 ATP World Tour, and of the Premier Series of the 2018 WTA Tour. It was the last tournament for now to be held at the Olympic Stadium in Moscow, Russia, from 15 October through 21 October 2018.
The 2019 Rogers Cup were outdoor hard court tennis tournaments played from August 5–11, 2019, as part of the 2019 US Open Series. It was the 130th edition of the men's Canadian Open, a Masters 1000 event on the 2019 ATP Tour at IGA Stadium in Montreal, and the 118th edition of the women's tournament, a Premier 5 event of the 2019 WTA Tour played at Aviva Centre in Toronto.
The 2019 Kremlin Cup was a professional tennis tournament played on indoor hard courts. It was the 30th edition of the Kremlin Cup for the men and the 24th edition for the women. The tournament was part of the ATP Tour 250 series of the 2019 ATP Tour, and of the Premier Series of the 2019 WTA Tour. It took place at the Ice Palace Krylatskoye in Moscow, Russia, from 14 October through 20 October 2019.
The 2021 Canadian Open were outdoor hard court tennis tournaments played from August 6 to August 15, 2021, as part of the 2021 US Open Series. The men's event took place at the Aviva Centre in Toronto, and the women's tournament at the IGA Stadium in Montreal. It was the 131st edition of the men's tournament—a Masters 1000 tournament on the 2021 ATP Tour, and the 119th edition of the women's tournament—a WTA 1000 tournament on the 2021 WTA Tour.
The 2020 J&T Banka Ostrava Open is a WTA tournament organised for female professional tennis players, held in Ostrava, Czech Republic, in mid-October 2020 on indoor hard courts. It was primarily organised due to the cancellation of many tournaments during the 2020 season, because of the ongoing COVID-19 pandemic. The tournament attracted four top-20 players, including two-time grand slam champion and former world no. 1 Victoria Azarenka.
The 2021 Abu Dhabi Women's Tennis Open was a women's tennis tournament played on outdoor hard courts. It was the inaugural professional edition of the event and a WTA 500 tournament on the 2021 WTA Tour. It took place at the Zayed Sports City International Tennis Centre in Abu Dhabi, from 6 to 13 January 2021.
The 2021 Qatar Total Open was a professional women's tennis tournament, played in Doha, Qatar between the 1st and the 6th of March 2021. The tournament was played on hard courts at the International Tennis and Squash Complex, and was a WTA 500 event on the 2021 WTA Tour. Typically played in February one to two weeks following the Australian Open, the tournament was played in March this year in order to adjust for the delayed start of the 2021 tournament, which was held three weeks later than usual due to the COVID-19 pandemic.
The 2021 Dubai Tennis Championships was an ATP 500 event on the 2021 ATP Tour and a WTA 1000 tournament on the 2021 WTA Tour. Both events were originally scheduled for February 15 to 21 and February 22 to 28 for women's and men's tournaments, respectively. They were rescheduled to March 7 to 13 and March 14 to 20 due to the Australian Open reschedule and were held at the Aviation Club Tennis Centre in Dubai, United Arab Emirates.
The 2021 Miami Open was a professional hardcourt tennis tournament played from March 23 to April 4, 2021, on the grounds of Hard Rock Stadium in Miami Gardens, Florida. The 36th edition of the Miami Open, it was a Masters 1000 event on the 2021 ATP Tour, and a WTA 1000 event on the 2021 WTA Tour. The 2020 edition was postponed due to the onset of the COVID-19 pandemic in Florida.
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 Eastbourne International was a combined men's and women's tennis tournament played on outdoor grass courts. It was the 46th edition of the event for the women and the 10th edition for the men. The tournament was classified as a WTA 500 tournament on the 2021 WTA Tour and as an ATP Tour 250 series on the 2021 ATP Tour. The tournament took place at the Devonshire Park Lawn Tennis Club in Eastbourne, United Kingdom between 21 and 26 June 2021.
The 2021 Astana Open was a tennis tournament organized for professional tennis players, held in Astana, Kazakhstan, in 2021 on indoor hard courts. It was primarily organized due to the cancellation of many tournaments during the 2021 ATP Tour and 2021 WTA Tour, because of the ongoing COVID-19 pandemic. It is the second edition of the tournament for the men and the first for the women. The tournament took place in Nur-Sultan, Kazakhstan, from 20–26 September for the men, and from 27 September to 2 October for the women.
The 2022 Adelaide International 2 was a tennis tournament on the 2022 ATP Tour and 2022 WTA Tour. It was a combined ATP Tour 250 and WTA 250 tournament played on outdoor hard courts at the Memorial Drive Tennis Centre in Adelaide, South Australia, Australia. This was the fourth edition of the tournament for the women and the third edition for the men.
The 2022 Dubai Tennis Championships was an ATP 500 event on the 2022 ATP Tour and a WTA 500 tournament on the 2022 WTA Tour. Both events were held at the Aviation Club Tennis Centre in Dubai, United Arab Emirates. The women's tournament took place from February 14 to 19 and the men's tournament from February 21 to 26.
The 2022 Swedish Open, also known as Nordea Open, for sponsorship reasons, was a professional tennis tournament played on outdoor clay courts as part of the ATP Tour 250 Series of the 2022 ATP Tour and as part of the WTA 125 tournaments. It took place in Båstad, Sweden, from 4 through 9 July 2022 for the women's tournament, and from 11 through 17 July 2022 for the men's tournament. It was the 74th edition of the event for the men and the 12th edition for the women.
In 2022, the WTA calendar was still being affected by the cancellation of women's professional tennis tournaments in China and Russia due to the COVID-19 pandemic, the Russian invasion of Ukraine, and concerns about the security and well-being of tennis player Peng Shuai after her allegations of sexual assault against Chinese Communist Party leader Zhang Gaoli. As a result, a WTA 1000 tournament was announced to be held in Guadalajara to compensate for it. This was one of the biggest women's tournaments ever hosted by Mexico, held on outdoor hard courts in October 2022.
The 2023 Adelaide International 1 was a tennis tournament on the 2023 ATP Tour and 2023 WTA Tour. It was a combined ATP Tour 250 and WTA 500 tournament played on outdoor hard courts in Adelaide, South Australia, Australia. This was the fourth edition of the tournament for the women and the third edition for the men. The tournament took place at the Memorial Drive Tennis Centre from 1–8 January 2023 and was followed a week later by the 2023 Adelaide International 2, a combined ATP Tour 250 and WTA 500 tournament, at the same venue. The qualifying rounds were held on 31 December 2022.
Belinda Bencic defeated Daria Kasatkina in the final, 6–0, 6–2 to win the women's singles tennis title at the 2023 Adelaide International 2.
The 2023 Dubai Tennis Championships was a professional ATP 500 event on the 2023 ATP Tour and a WTA 1000 tournament on the 2023 WTA Tour. Both events were held at the Aviation Club Tennis Centre in Dubai, United Arab Emirates. The women's tournament took place from February 19 to 25, and the men's tournament from February 27 to March 4.
The 2023 China Open was a professional tennis tournament played on outdoor hard courts. It was the 22nd edition of the China Open for the men and the 24th for the women. The tournament is categorized as an ATP 500 event on the 2023 ATP Tour, and as a WTA 1000 event on the 2023 WTA Tour. Both the men's and the women's tournaments were held at the National Tennis Center in Beijing from 28 September to 4 October for the men, and from 30 September to 8 October for the women. This was the first edition of the China Open since 2019, with the intervening editions cancelled due to the COVID-19 pandemic.
Kwon Soon-woo 
Belinda Bencic 
Marcelo Arévalo / 
Jean-Julien Rojer 
Luisa Stefani / 
Taylor Townsend 
