The 2014 Sparkassen Open was a professional tennis tournament played on clay courts. It was the 21st edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Braunschweig, Germany between 30 June and 5 July 2014.
The 2015 BMW Open was a men's tennis tournament played on outdoor clay courts. It was the 100th edition of the event, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It took place at the MTTC Iphitos complex in Munich, Germany, from 25 April through 3 May 2015. First-seeded Andy Murray won the singles title.
The 2015 MercedesCup was a men's tennis tournament played on grass courts. It was the 38th edition of the Stuttgart Open, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It was held at the Tennis Club Weissenhof in Stuttgart, Germany, from 8 June until 14 June 2015. This was the first year that the tournament was held on grass courts. First-seeded Rafael Nadal won the singles title.
The 2015 Sparkassen Open was a professional tennis tournament played on clay courts. It was the 22nd edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Braunschweig, Germany between 6 and 11 July 2015.
The 2015 Stockholm Open was a professional men's tennis tournament played on indoor hard courts. It was the 47th edition of the tournament, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 20 to 25 October 2015.
The 2016 BMW Open was a men's tennis tournament played on outdoor clay courts. It was the 101st edition of the event, and part of the ATP World Tour 250 series of the 2016 ATP World Tour. It took place at the MTTC Iphitos complex in Munich, Germany, from 25 April through 1 May 2016. Fourth-seeded Philipp Kohlschreiber won the singles title.
The 2016 German Open was a men's tennis tournament played on outdoor red clay courts. It was the 110th edition of the German Open and part of the ATP World Tour 500 series of the 2016 ATP World Tour. It took place at the Am Rothenbaum in Hamburg, Germany, from 11 July until 17 July 2016. Seventh-seeded Martin Kližan won the singles title.
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 2016 BNP Paribas Masters was a professional men's tennis tournament played on indoor hard courts. It was the 44th edition of the tournament, and part of the World Tour Masters 1000 category of the 2016 ATP World Tour. It took place at the Palais omnisports de Paris-Bercy in Paris, France, between 29 October and 6 November 2016. Second-seeded Andy Murray won the singles title.
The 2017 Gerry Weber Open was a tennis tournament played on outdoor grass courts. It was the 25th edition of the event and part of the ATP World Tour 500 series of the 2017 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 19 and 25 June 2017.
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 2018 Gerry Weber Open was a tennis tournament played on outdoor grass courts. It was the 26th edition of the event and part of the ATP World Tour 500 series of the 2018 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 18 and 24 June 2018.
The 2018 Swiss Indoors was a men's tennis tournament played on indoor hard courts. It was the 49th edition of the event, and part of the 500 series of the 2018 ATP World Tour. It was held at the St. Jakobshalle in Basel, Switzerland, from 22 October through 28 October 2018. First-seeded Roger Federer won the singles title.
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 2020 Generali Open Kitzbühel was a tennis tournament played on outdoor clay courts. It is the 76th edition of the Austrian Open Kitzbühel, and part of the ATP Tour 250 series of the 2020 ATP Tour. It will take place at the Tennis stadium Kitzbühel in Kitzbühel, Austria, from 6 to 13 September.
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 Mexican Open was a professional tennis tournament played on outdoor hard courts. It was the 28th edition of the men's Mexican Open, and part of the 2021 ATP Tour. It took place in Acapulco, Mexico between 15 and 20 March 2021, at the Princess Mundo Imperial.
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 MercedesCup was a men's tennis tournament played on outdoor grass courts. It was the 43rd edition of the Stuttgart Open, and part of the ATP Tour 250 series of the 2021 ATP Tour. It was held at the Tennis Club Weissenhof in Stuttgart, Germany, from 8 June until 13 June 2021. Unseeded Marin Čilić won the singles title.
The 2023 Hamburg European Open was a combined men's and women's tennis tournament played on outdoor clay courts. It was the 117th edition of the event for the men and the 21st edition for the women. The tournament was classified as an ATP Tour 500 series on the 2023 ATP Tour and as a WTA 250 tournament on the 2023 WTA Tour. The tournament took place at Am Rothenbaum in Hamburg, Germany between 23 and 30 July 2023.
Alexander Zverev [1] 
Juan Sebastián Cabal / 
