The 2010 Intersport Heilbronn Open was a professional tennis tournament played on indoor hard courts. It was part of the 2010 ATP Challenger Tour. It took place in Talheim, Germany between 25 and 31 January 2010.
The 2010 Franken Challenge was a professional tennis tournament played on outdoor red clay courts. It was part of the 2010 ATP Challenger Tour. It took place in Fürth, Germany between 30 May – 6 June 2010.
The 2010 Marburg Open was a professional tennis tournament played on outdoor red clay courts. It was part of the 2010 ATP Challenger Tour. It took place in Marburg, Germany between 21 and 27 June 2010.
The 2009 Oberstaufen Cup was a professional tennis tournament played on outdoor red clay courts. This was the eighteenth edition of the tournament which is part of the 2009 ATP Challenger Tour. It took place in Oberstaufen, Germany between 6 and 12 July 2009.
The 2010 Città di Como Challenger was a professional tennis tournament played on outdoor clay courts. It was the fifth edition of the tournament which is part of the 2010 ATP Challenger Tour. It took place in Como, Italy between August 30 and September 5, 2010.
The 2011 All Japan Indoor Tennis Championships was a professional tennis tournament played on carpet courts. It was the 15th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Kyoto, Japan between 7 and 13 March 2011.
The 2011 ATP Challenger Tour Finals was a tennis tournament played at the Ginásio do Ibirapuera in São Paulo, Brazil, between November 16 and November 20, 2011. It was the first edition of the event. The tournament was run by the Association of Tennis Professionals (ATP) and was part of the 2011 ATP Challenger Tour. The event took place on indoor hard courts. It served as the season ending championships for players on the ATP Challenger Tour. The seven best players of the season and a wild card awardee qualified for the event and were split into two groups of four. During this stage, players competed in a round robin format. The two players with the best results in each group progressed to the semifinals where the winners of a group faced the runners-up of the other group. This stage, however, was a knock out stage.
The 2011 Sparkassen Open was a professional tennis tournament played on clay courts. It was the 18th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Braunschweig, Germany between June 26 and July 3, 2011.
The 2011 Shanghai Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Shanghai, China between 5 and 11 September 2011.
The 2013 Tallahassee Tennis Challenger was a professional tennis tournament played on hard courts. It was the 14th edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Tallahassee, United States between 29 April and 5 May 2013.
The 2013 Morocco Tennis Tour – Meknes was a professional tennis tournament played on clay courts. It was the sixth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Meknes, Morocco between 9 and 15 September 2013.
The 2016 Sparta Prague Open was a professional tennis tournament played on clay courts. It was the 19th edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Prague, Czech Republic between 6 and 11 June 2016.
The 2016 Sparkassen Open is a professional tennis tournament played on clay courts. It is the 23rd edition of the tournament which is part of the 2016 ATP Challenger Tour. It will take place in Braunschweig, Germany between 4 and 10 July 2016.
The 2017 Bangkok Challenger was a professional tennis tournament played on hard courts. It was the ninth edition of the tournament and was part of the 2017 ATP Challenger Tour. It took place in Bangkok, Thailand between 2 and 8 January 2017.
The 2017 Koblenz Open was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Koblenz, Germany between 17 and 22 January 2017.
The 2017 Geneva Open was a men's tennis tournament played on outdoor clay courts. It was the 15th edition of the Geneva Open and part of the ATP World Tour 250 series of the 2017 ATP World Tour. It took place at the Tennis Club de Genève in Geneva, Switzerland, from May 21 through May 27, 2017.
The 2017 Marburg Open was a professional tennis tournament played on clay courts. It was the eighth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Marburg, Germany between 3 and 8 July 2017.
The 2017 Sparkassen Open was a professional tennis tournament played on clay courts. It was the 24th edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Braunschweig, Germany between 10 and 15 July 2017.
The 2017 European Open was a men's tennis tournament played on indoor hard courts. It was the second edition of the European Open and part of the ATP World Tour 250 series of the 2017 ATP World Tour. It was taking place at the Lotto Arena in Antwerp, Belgium, from October 16 to October 22.
The 2018 Qatar Open was a men's tennis tournament played on outdoor hard courts. It was the 26th edition of the Qatar Open, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place at the Khalifa International Tennis and Squash Complex in Doha, Qatar, from January 1–6.
