| 2016 Bauer Watertechnology Cup | |
|---|---|
| Date | 31 October – 6 November |
| Edition | 20th |
| Surface | Carpet |
| Location | Eckental, Germany |
| Champions | |
| Singles | |
 Steve Darcis | |
| Doubles | |
 Kevin Krawietz /  Albano Olivetti | |
The 2016 Bauer Watertechnology Cup was a professional tennis tournament played on carpet courts. It was the 20th edition of the tournament which was part of the 2016 ATP Challenger Tour. It took place in Eckental, Germany between 31 October and 6 November 2016.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| GER | Florian Mayer | 55 | 1 |
 RUS | Daniil Medvedev | 106 | 2 |
| GER | |||
 SVK | Andrej Martin | 114 | 4 |
| BEL | Steve Darcis | 115 | 5 |
| SVK | Lukáš Lacko | 117 | 6 |
| RUS | Teymuraz Gabashvili | 118 | 7 |
| GER | Tobias Kamke | 124 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw with a protected ranking:
The following players received entry from the qualifying draw:
The following players entered as a lucky losers:
Steve Darcis def. 
Alex De Minaur, 6–4, 6–2. Kevin Krawietz / Albano Olivetti def. 
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