The 2013 Sport 1 Open was a professional tennis tournament played on clay courts. It was the 21st edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Scheveningen, Netherlands, between 8 and 15 July 2013.
The 2014 Sport 1 Open was a professional tennis tournament played on clay courts. It was the 22nd edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Scheveningen, Netherlands between 7 and 13 July 2014.
The 2016 Swiss Open Gstaad was a men's tennis tournament played on outdoor clay courts. It was the 49th edition of the Swiss Open, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 18 July through 24 July 2016.
The 2019 Hamburg Open was a men's tennis tournament played on outdoor red clay courts. It was the 113th edition of the German Open Tennis Championships and part of the ATP Tour 500 series of the 2019 ATP Tour. It took place at the Am Rothenbaum in Hamburg, Germany, from 22 July until 28 July 2019. Fourth-seeded Nikoloz Basilashvili won the singles title.
The 2021 Generali Open Kitzbühel is a tennis tournament played on outdoor clay courts. It is the 77th edition of the Austrian Open Kitzbühel, and part of the World Tour 250 series of the 2021 ATP Tour. It will take place at the Tennis stadium Kitzbühel in Kitzbühel, Austria, from 24 through 31 July 2021.
The 2021 Internazionali di Tennis Città di Trieste was a professional tennis tournament played on clay courts. It was the 2nd edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Trieste, Italy between 26 July and 1 August 2021.
The 2022 Open Sud de France was a tennis tournament played on indoor hard courts. It was the 35th edition of the event, and part of the ATP Tour 250 series of the 2022 ATP Tour. It took place at the Arena Montpellier in Montpellier, France, from 31 January until 6 February 2022. Sixth-seeded Alexander Bublik won the singles title.
The 2022 Open Harmonie mutuelle was a professional tennis tournament played on hard courts. It was the seventeenth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Saint-Brieuc, France between 28 March and 4 April 2022.
The 2022 Dutch Open, also known by its sponsored name Van Mossel Kia Dutch Open, was a professional tennis tournament played on clay courts. It was the third edition of the Challenger tournament which was part of the 2022 ATP Challenger Tour. It took place in Amersfoort, Netherlands between 11 and 17 July 2022.
The 2022 Kozerki Open was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Grodzisk Mazowiecki, Poland between 15 and 21 August 2022.
The 2022 European Open was a men's tennis tournament played on indoor hard courts. It was the seventh edition of the European Open and part of the ATP Tour 250 series of the 2022 ATP Tour. It took place at the Lotto Arena in Antwerp, Belgium, from 17 October until 23 October 2022.
The 2022 Erste Bank Open was a men's tennis tournament to be played on indoor hard courts. It was the 48th edition of the event, and part of the ATP Tour 500 Series of the 2022 ATP Tour. It was held at the Wiener Stadthalle in Vienna, Austria, from 24 until 30 October 2022.
The 2022 Maia Challenger was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Maia, Portugal from 28 November to 4 December 2022.
The 2023 Koblenz Open was a professional tennis tournament played on indoor hard courts. It was the fifth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Koblenz, Germany from 30 January to 5 February 2023.
The 2023 European Open is a men's tennis tournament currently played on indoor hard courts. It is the eighth edition of the European Open and part of the ATP Tour 250 series of the 2023 ATP Tour. It takes place at the Lotto Arena in Antwerp, Belgium, from 16 October until 22 October 2023.
The 2024 Open Sud de France was a men's tennis tournament played on indoor hard courts. It was the 37th edition of the Open Sud de France, and part of the ATP Tour 250 series of the 2024 ATP Tour. It took place at the Arena Montpellier in Montpellier, France, from 29 January until 4 February 2024.
The 2024 Dubai Tennis Championships was a professional ATP 500 event on the 2024 ATP Tour and a WTA 1000 tournament on the 2024 WTA Tour. Both events took place at the Aviation Club Tennis Centre in Dubai, United Arab Emirates. The women's tournament took place from February 18 to 24, and the men's tournament from February 26 to March 2.
The 2024 Libéma Open was a professional tennis tournament played on outdoor grass courts at Autotron Rosmalen in Rosmalen, 's-Hertogenbosch, Netherlands from 10 to 16 June 2024. It was the 33rd edition of the Rosmalen Grass Court Championships and is classified as an ATP 250 event on the 2024 ATP Tour and a WTA 250 event on the 2024 WTA Tour.
The 2024 Platzmann-Sauerland Open was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Lüdenscheid, Germany, between 29 July and 3 August 2024.
The 2024 Erste Bank Open is a men's tennis tournament to be played on indoor hard courts. It will be the 50th edition of the event, and part of the ATP Tour 500 series of the 2024 ATP Tour. It will be held at the Wiener Stadthalle in Vienna, Austria, from 21 until 27 October 2024.
Roberto Bautista Agut 
Alexander Erler / 
