2017 Istanbul Open

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.

Seeds

 * Rankings are as of April 24, 2017.

Other entrants
The following players received wildcards into the main draw:
 * Marin Čilić
 * 🇭🇺 Márton Fucsovics
 * 🇹🇷 Cem İlkel

The following player received entry as a special exempt:
 * 🇷🇸 Laslo Đere

The following players received entry via the qualifying draw:
 * 🇮🇹 Riccardo Bellotti
 * 🇩🇪 Daniel Brands
 * 🇪🇸 Adrián Menéndez Maceiras
 * Stefanos Tsitsipas

The following player received entry as a lucky loser:
 * 🇪🇬 Mohamed Safwat

Withdrawals

 * Before the tournament
 * 🇲🇩 Radu Albot →replaced by 🇪🇬 Mohamed Safwat

Seeds

 * Rankings are as of April 24, 2017.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇹🇷 Tuna Altuna / 🇮🇹 Alessandro Motti
 * 🇹🇷 Altuğ Çelikbilek / 🇹🇷 Cem İlkel

Singles

 * Marin Čilić def. 🇨🇦 Milos Raonic, 7–6(7–3), 6–3

Doubles

 * 🇨🇿 Roman Jebavý / 🇨🇿 Jiří Veselý def. 🇹🇷 Tuna Altuna / 🇮🇹 Alessandro Motti 6–0, 6–0