2017 Istanbul Open

{{TennisEventInfo|2017|Istanbul Open|

| date=1–7 May 2017

| edition=3rd

| category=World Tour 250

| prize_money=€439,005

| draw=28S / 16D

| surface=Clay / outdoor

| location=Istanbul, Turkey

| venue=Koza World of Sports Arena

| champs={{flagicon|CRO}} Marin Čilić

| champd= {{flagicon|CZE}} Roman Jebavý / {{flagicon|CZE}} Jiří Veselý

}}

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.

Singles main-draw entrants

=Seeds=

class="sortable wikitable"
width="70"\| Country ! width="175"\| Player ! Rank¹ ! Seed
style="background:#fcc;" \|{{flag\|CAN}} \|Milos Raonic \|6 \|1
style="background:#cfc;" \|{{flag\|CRO}} \|Marin Čilić \|8 \|2
{{flag\|ARG}} \|Diego Schwartzman \|34 \|3
{{flag\|ITA}} \|Paolo Lorenzi \|38 \|4
{{flag\|SRB}} \|Viktor Troicki \|39 \|5
{{flag\|AUS}} \|Bernard Tomic \|41 \|6
{{flag\|CRO}} \|Borna Ćorić \|48 \|7
{{flag\|BEL}} \|Steve Darcis \|53 \|8

class="sortable wikitable"

width="70"| Country

! width="175"| Player

! Rank¹

! Seed

style="background:#fcc;"

|{{flag|CAN}}

|Milos Raonic

style="background:#cfc;"

|{{flag|CRO}}

|Marin Čilić

|34

|38

|39

|41

|48

|53

Rankings are as of April 24, 2017.

=Other entrants=

The following players received wildcards into the main draw:

{{flagicon|CRO}} Marin Čilić
{{flagicon|HUN}} Márton Fucsovics
{{flagicon|TUR}} Cem İlkel

The following player received entry as a special exempt:

{{flagicon|SRB}} Laslo Đere

The following players received entry via the qualifying draw:

{{flagicon|ITA}} Riccardo Bellotti
{{flagicon|GER}} Daniel Brands
{{flagicon|ESP}} Adrián Menéndez Maceiras
{{flagicon|GRE}} Stefanos Tsitsipas

The following player received entry as a lucky loser:

{{flagicon|EGY}} Mohamed Safwat

=Withdrawals=

;Before the tournament

{{flagicon|MDA}} Radu Albot →replaced by {{flagicon|EGY}} Mohamed Safwat

Doubles main-draw entrants

=Seeds=

class="sortable wikitable"
width="70"\| Country ! width="175"\| Player ! width="70"\| Country ! width="175"\| Player ! Rank¹ ! Seed
{{flagu\|USA}} \|Nicholas Monroe \|{{flag\|NZL}} \|Artem Sitak \|94 \|1
{{flag\|MEX}} \|Santiago González \|{{flag\|GBR}} \|Dominic Inglot \|112 \|2
{{flag\|ISR}} \|Jonathan Erlich \|{{flagu\|USA}} \|Scott Lipsky \|122 \|3
{{flag\|ARG}} \|Guillermo Durán \|{{flag\|ARG}} \|Andrés Molteni \|134 \|4

class="sortable wikitable"

width="70"| Country

! width="175"| Player

! width="70"| Country

! width="175"| Player

! Rank¹

! Seed

|Nicholas Monroe

|{{flag|NZL}}

|Artem Sitak

|94

|Santiago González