The 2015 Gerry Weber Open was a tennis tournament played on outdoor grass courts. It was the 23rd edition of the event known that year as the Gerry Weber Open and part of the ATP World Tour 500 series of the 2015 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 15 and 21 June 2015.
The 2016 Open Sud de France was a tennis tournament played on indoor hard courts. It was the 29th edition of the Open Sud de France, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at the Arena Montpellier in Montpellier, France, from February 1 to February 7, 2016.
The 2016 St. Petersburg Open was a tennis tournament played on indoor hard courts. It was the 21st edition of the St. Petersburg Open, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at the Sibur Arena in Saint Petersburg, Russia, from September 19 through 25, 2016.
The 2016 ATP Shenzhen Open was a professional men's tennis tournament played on hard courts. It was the third edition of the tournament, and part of the ATP World Tour 250 series of the 2016 ATP World Tour. It took place at the Shenzhen Longgang Tennis Centre in Shenzhen, China from September 26 to October 2.
The 2016 Swiss Indoors was a men's tennis tournament played on indoor hard courts. It was the 47th edition of the event, and part of the 500 series of the 2016 ATP World Tour. It was held at the St. Jakobshalle in Basel, Switzerland, from 24 October through 30 October 2016. Fourth-seeded Marin Čilić won the singles title.
The 2018 Antalya Open was a men's tennis tournament played on grass courts. It was the 2nd edition of the event, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place at the Kaya Palazzo Resort in Belek, Antalya Province, Turkey, from June 24–30.
The 2019 Indian Wells Open was a professional tennis tournament played at Indian Wells, California in March 2019. It was the 46th edition of the men's event and 31st of the women's event, and was classified as an ATP Tour Masters 1000 event on the 2019 ATP Tour and a Premier Mandatory event on the 2019 WTA Tour. Both the men's and the women's events took place at the Indian Wells Tennis Garden in Indian Wells, California, from March 4 through March 17, 2019, on outdoor hard courts.
The 2019 Geneva Open was a men's tennis tournament played on outdoor clay courts. It was the 17th edition of the Geneva Open and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place at the Tennis Club de Genève in Geneva, Switzerland, from May 19 through May 25, 2019.
The 2019 Swiss Indoors was a men's tennis tournament played on indoor hard courts. It was the 50th edition of the event, and part of the 500 series of the 2019 ATP Tour. It took place at the St. Jakobshalle in Basel, Switzerland, from 21 October through 27 October 2019.
The 2020 Mexican Open was a professional tennis tournament played on outdoor hard courts. It was the 27th edition of the men's Mexican Open, and part of the 2020 ATP Tour and the 2020 WTA Tour. It took place in Acapulco, Mexico between 24 and 29 February 2020, at the Princess Mundo Imperial.
The 2020 Western & Southern Open was a men's and women's tennis tournament being played on outdoor hard courts from August 22–29, 2020. It was the first Masters 1000 tournament on the 2020 ATP Tour and the second WTA Premier 5 tournament on the 2020 WTA Tour. This was the first ATP tournament since the Tour was suspended due to the COVID-19 pandemic.
The 2020 Bett1Hulks Championship is a ATP tournament organised for male professional tennis players, held in Cologne, Germany, 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. It was the first edition of the tournament and it took place at the Lanxess Arena in Cologne, Germany, from October 19 through 25, 2020.
The 2021 Singapore Tennis Open is a tournament on the 2021 ATP Tour. It is played on indoor hard courts in Singapore. It is organised with a single-year licence in 2021, and was held at OCBC Arena in Singapore from February 22 to February 28, 2021.
The 2021 BMW Open was a men's tennis tournament played on outdoor clay courts. It was the 105th edition of the event and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place at the MTTC Iphitos complex in Munich, Germany, from 26 April until 2 May 2021.
The 2021 Halle Open was a tennis tournament played on outdoor grass courts. It was the 28th edition of the Halle Open and part of the ATP Tour 500 series of the 2021 ATP Tour. It took place at the OWL Arena in Halle, Germany, between 14 and 20 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 2021 Kremlin Cup was a professional tennis tournament played on indoor hard courts. It was the 31st edition of the Kremlin Cup for the men and the 25th edition for the women. The tournament was part of the ATP 250 series of the 2021 ATP Tour, and of the WTA 500 series of the 2021 WTA Tour. It was held at the Irina Viner-Usmanova Gymnastics Palace and the Luzhniki Palace of Sports in Moscow, Russia, from 18 October through 24 October 2021.
The 2021 Erste Bank Open was a men's tennis tournament played on indoor hard courts. It was the 47th edition of the event, and part of the ATP Tour 500 Series of the 2021 ATP Tour. It was held at the Wiener Stadthalle in Vienna, Austria, from 25 until 31 October 2021. Second-seeded Alexander Zverev won the singles title.
The 2022 Melbourne Summer Set1 was one of two tournaments of the Melbourne Summer Set. The Melbourne Summer Set 1 featured an ATP Tour 250 tournament and a WTA 250 tournament, both played on hardcourts and as part of the 2022 WTA Tour.
The 2022 Rakuten Japan Open Tennis Championships was a men's tennis tournament played on outdoor hard courts. It was the 47th edition of the Japan Open, and part of the ATP Tour 500 series of the 2022 ATP Tour. It was held at the Ariake Coliseum in Tokyo, Japan, from 3–9 October 2022. It was the first event since 2019, with the 2020 and 2021 events cancelled due to the COVID-19 pandemic. Third-seeded Taylor Fritz won the singles title.
Alexander Zverev 
Pierre-Hugues Herbert / 
