The 2015 Heineken Open was a tennis tournament played on outdoor hard courts. It was the 39th edition of the Heineken Open, and part of the ATP World Tour 250 series of the 2014 ATP World Tour. It took place at the ASB Tennis Centre in Auckland, New Zealand, from January 12 to 17, 2015.
The 2017 Abierto Mexicano Telcel was a professional tennis tournament played on outdoor hard courts. It was the 24th edition of the men's tournament, and part of the 2017 ATP World Tour and the 2017 WTA Tour. It took place in Acapulco, Mexico between 27 February and 4 March 2017, at the Princess Mundo Imperial.
The 2017 BB&T Atlanta Open was a professional men's tennis tournament played on hard courts. It was the 30th edition of the tournament, and part of the 2017 ATP World Tour and the 2017 US Open Series. It took place at Atlantic Station in Atlanta, United States between July 24 and 30, 2017. It was the first men's event of the 2017 US Open Series.
The 2017 China Open was a tennis tournament played on outdoor hard courts. It was the 19th edition of the China Open for the men. It was part of ATP World Tour 500 series on the 2017 ATP World Tour, and the last WTA Premier Mandatory tournament of the 2017 WTA Tour. Both the men's and the women's events were held at the National Tennis Center in Beijing, China, from October 2 to October 8, 2017.
The 2018 BB&T Atlanta Open was a professional men's tennis tournament played on hard courts. It was the 31st edition of the tournament, and part of the 2018 ATP World Tour. It took place at Atlantic Station in Atlanta, United States between July 23 and 29, 2018. It was the first men's event of the 2018 US Open Series. First-seeded John Isner won the singles title.
The 2020 New York Open was a men's tennis tournament played on indoor hard courts. It was the third edition of the New York Open, and part of the ATP Tour 250 series of the 2020 ATP Tour. It took place in Uniondale, New York, United States, at the Nassau Veterans Memorial Coliseum from February 10 through 16, 2020.
The 2022 U.S. Men's Clay Court Championships was a tennis tournament played on outdoor clay courts.
The 2021 Indian Wells Open was a professional men's and women's tennis tournament played in Indian Wells, California. After the event was cancelled the preceding year amid the beginning of the COVID-19 pandemic, the event was initially scheduled to take place on March 10–21, 2021, but was postponed to October 6–17, 2021 to accommodate logistics disruptions owing to the pandemic.
The 2021 Hall of Fame Open was a men's tennis tournament played on outdoor grass courts. It was the 45th edition of the event, and part of the 250 series of the 2021 ATP Tour. It took place at the International Tennis Hall of Fame in Newport, Rhode Island, United States, from July 12 through July 18, 2021.
The 2021 Los Cabos Open was an ATP tennis tournament played on outdoor hard court. It was the 5th edition of the tournament, and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place in Los Cabos, Mexico from 19 July through 25 July 2021.
The 2021 Washington Open was a tennis tournament played on outdoor hard courts. It was the 52nd edition of the Washington Open. The event was part of the ATP Tour 500 series of the 2021 ATP Tour and part of the US Open Series leading up to the US Open grand slam in September. The Washington Open took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 31 to August 8, 2021.
The 2021 Western & Southern Open was a men's and women's tennis tournament played on outdoor hard courts from August 15–22, 2021, as part of the US Open Series. It was a Masters 1000 tournament on the 2021 ATP Tour and a WTA 1000 tournament on the 2021 WTA Tour.
The 2021 San Diego Open was a men's tennis tournament played on outdoor hard courts. It was the 1st edition of the San Diego Open, and part of the ATP Tour 250 series of the 2021 ATP Tour.
The 2022 Dallas Open was a men's tennis tournament played on indoor hard courts. It was the inaugural edition of the Dallas Open, and part of the ATP Tour 250 series on the 2022 ATP Tour. It took place at the Styslinger/Altec Tennis Complex in the city of Dallas, United States, between 7 and 13 February 2022. The ATP Tour returned to Dallas for the first time in almost 40 years, with this tournament replacing the New York Open. Second-seeded Reilly Opelka won the singles title.
The 2022 Washington Open was a tennis tournament played on outdoor hard courts. It was the 53rd edition of the Washington Open for the men. It was the 10th edition of the tournament for the women and the first since 2019. The event was part of the ATP Tour 500 series of the 2022 ATP Tour, WTA 250 of the 2022 WTA Tour and part of the US Open Series leading up to the US Open grand slam in September. The Washington Open took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from August 1 to August 7, 2022.
The 2022 San Diego Open was a combined men's and women's tennis tournament played on outdoor hard courts. It was the 2nd edition of the event for the men and the 1st edition of the Southern California Open for the women since 2015. The event is part of the ATP Tour 250 series of the 2022 ATP Tour and a WTA 500 event on the 2022 WTA Tour. It was held at the Barnes Tennis Center in San Diego, United States, from September 19 through September 25, 2022 for the men, and from October 10 through October 16, 2022 for the women.
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 the 31st of December, 2022.
The 2023 Dallas Open was a men's tennis tournament played on indoor hard courts. It was the 2nd edition of the Dallas Open, and part of the ATP Tour 250 series on the 2023 ATP Tour. It took place at the Styslinger/Altec Tennis Complex in the city of Dallas, United States, between February 6–12, 2023.
The 2023 Delray Beach Open was a professional men's tennis tournament played on hard courts. It was the 31st edition of the tournament and part of the 2023 ATP Tour. It took place in Delray Beach, United States between February 13 and February 19, 2023.
John Isner 
Jannik Sinner 
