The 2017 Istanbul Open (also known as the TEB BNP Paribas Istanbul Open for sponsorship purposes) was a men's tennis tournament played on outdoor clay courts. It was the third edition of the Istanbul Open, and an ATP World Tour 250 event. It took place at the Koza World of Sports Arena in Istanbul, Turkey, from 1–7 May 2017.
The following players received wildcards into the main draw:
The following player received entry as a special exempt:
The following players received entry via the qualifying draw:
The following player received entry as a lucky loser:
The following pairs received wildcards into the doubles main draw: