| 2011 Bauer Watertechnology Cup | |
|---|---|
| Date | 31 October – 6 November |
| Edition | 15th |
| Location | Eckental, Germany |
| Champions | |
| Singles | |
 Rajeev Ram | |
| Doubles | |
 Andre Begemann /  Alexander Kudryavtsev | |
The 2011 Bauer Watertechnology Cup was a professional tennis tournament played on carpet courts. It was the 15th edition of the tournament and was part of the 2011 ATP Challenger Tour. It took place in Eckental, Germany between 31 October 2011 and 6 November 2011.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| GER | Philipp Petzschner | 63 | 1 |
| GER | Cedrik-Marcel Stebe | 101 | 2 |
 SVK | Karol Beck | 102 | 3 |
| GER | Andreas Beck | 112 | 4 |
 JPN | Go Soeda | 119 | 5 |
 SVN | Grega Žemlja | 123 | 6 |
 TUN | Malek Jaziri | 140 | 7 |
 NED | Igor Sijsling | 147 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Andre Begemann 
Jan Mertl Jan-Lennard Struff Mischa Zverev The following players received entry as a "lucky loser" into the singles main draw:
Rajeev Ram def. Karol Beck, 6–4, 6–2
Andre Begemann / Alexander Kudryavtsev def. James Cerretani / 
Adil Shamasdin, 6–3, 3–6, [11–9]
The 2009 Natomas Men's Professional Tennis Tournament was a professional tennis tournament played on outdoor hard courts. It was the fifth edition of the tournament which was part of the 2009 ATP Challenger Tour. It took place in Sacramento, California, United States between 5 and 11 October 2009.
The 2011 Soweto Open was a professional tennis tournament played on hard courts. It was the third edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in Johannesburg, South Africa between 11 and 17 April 2011. All women's doubles semifinal matches had been cancelled by the supervisor, due to heavy rain and flooding.
The 2011 Torneo Internacional AGT was a professional tennis tournament played on hard courts. It was the ninth edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in León, Mexico between April 25 – May 1, 2011.
The 2011 American Express – TED open was a professional tennis tournament played on hard courts. It was the 24th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Istanbul, Turkey between 12 and 18 September 2011.
The 2011 Cerveza Club Premium Open was a professional tennis tournament played on clay courts. It was the 17th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Quito, Ecuador between 17 and 23 October 2011.
The 2011 BVA Open was a professional tennis tournament played on clay courts. It was the first edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in São José do Rio Preto, Brazil between 24 and 30 October 2011.
The 2012 Città di Como Challenger was a professional tennis tournament played on clay courts. It was the seventh edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Como, Italy between 27 August and 2 September 2012.
The 2012 AON Open Challenger was a professional tennis tournament played on clay courts. It was the ninth edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Genoa, Italy between 3 and 9 September 2012.
The 2012 Slovak Open was a professional tennis tournament played on indoor hard courts. It was the 13th edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Bratislava, Slovakia between 5 and 11 November 2012.
The 2013 Power Horse Cup was a men's tennis tournament played on clay courts. It was the first edition of the Power Horse Cup as an ATP World Tour 250 series event on the 2013 ATP World Tour and replaced the World Team Cup, a team event previously held at the same venue. It took place at the Rochusclub in Düsseldorf, Germany, from May 19 through May 25, 2013.
The 2013 Roma Open was a professional tennis tournament played on clay courts. It was the twelfth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Rome, Italy between 6 and 12 May 2013.
The 2014 Heilbronner Neckarcup was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Heilbronner, Germany between 12 and 18 May 2014.
The 2014 Ethias Trophy was a professional tennis tournament played on hard courts. It was the tenth edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Mons, Belgium between 29 September and 5 October 2014.
The 2015 Hua Hin Championships was a professional tennis tournament played on indoor hard courts. It was the first edition of the tournament, which was part of the 2015 ATP Challenger Tour and part of 2015 WTA 125K series. It took place in Hua Hin, Thailand between 2 November to 8 November 2015 for the men's tournament, and between 9 November to 15 November 2015 for the women's tournament.
The 2016 Winston-Salem Open was a men's tennis tournament played on outdoor hard courts. It was the 48th edition of the Winston-Salem Open, and part of the ATP World Tour 250 Series of the 2016 ATP World Tour. It took place at Wake Forest University in Winston-Salem, North Carolina, United States, from August 23 through August 29, 2015. It was the last event on the 2016 US Open Series before the 2016 US Open.
The 2016 Internazionali di Tennis del Friuli Venezia Giulia was a professional tennis tournament played on clay courts. It was the thirteenth edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Cordenons, Italy between 15 and 21 August 2016.
The 2017 Canberra Challenger is a professional tennis tournament played on outdoor hard courts. It is the second edition of the tournament, which is a part of the 2017 ATP Challenger Tour. It takes place in Canberra, Australia, between 9 and 14 January 2017.
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 2019 BNP Paribas Sopot Open is a professional tennis tournament played on clay courts. It will be the 2nd edition of the tournament which is part of the 2019 ATP Challenger Tour. It will take place in Sopot, Poland between 29 July and 4 August 2019.
The 2020 Wolffkran Open was a professional tennis tournament played on carpet courts. It was the fourth edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Ismaning, Germany between 19 and 25 October 2020.
