The 2017 German Open (also known as the 2017 German Tennis Championships) was a men's tennis tournament played on outdoor red clay courts. It was the 111th edition of the German Open Tennis Championships and part of the ATP World Tour 500 series of the 2017 ATP World Tour. It took place at the Am Rothenbaum in Hamburg, Germany, from 24 July until 30 July 2017. Unseeded Leonardo Mayer, who entered the main draw as a lucky loser, won the singles draw.
The following players received wildcards into the singles main draw:
The following players received entry using a protected ranking:
The following player received entry as a special exempt:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
The following pairs received wildcards into the doubles main draw:
The following pair received entry from the qualifying draw: