The 2016 Gerry Weber Open was a men's tennis tournament played on outdoor grass courts. It was the 24th edition of the event and part of the ATP World Tour 500 series of the 2016 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 13 June and 19 June 2016. Unseeded Florian Mayer won the singles title
<sub>*per player</sub>
The following players received wildcards into the singles main draw:
The following players using a protected ranking into the singles main draw:
The following players received entry from the qualifying draw:
The following pairs received wildcards into the doubles main draw:
The following pair received entry from the qualifying draw:
The following pair received entry as lucky losers: