2018 Istanbul Open
Date	30 April–6 May 2018
Edition	4th
Category	World Tour 250
Draw	28S / 16D
Prize money	€426,145
Surface	Clay / outdoor
Location	Istanbul, Turkey
Venue	Koza World of Sports Arena
Champions
Singles
Taro Daniel
Doubles
Dominic Inglot / Robert Lindstedt
← 2017 · Istanbul Open

The 2018 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.^[1] It was the fourth 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 30 April–6 May 2018.^[2]

Country	Player	Rank1	Seed
CRO	Marin Čilić	4	1
BIH	Damir Džumhur	32	2
ITA	Andreas Seppi	55	3
SLO	Aljaž Bedene	57	4
ITA	Paolo Lorenzi	66	5
SRB	Viktor Troicki	71	6
CZE	Jiří Veselý	78	7
GEO	Nikoloz Basilashvili	79	8

• Rankings are as of April 23, 2018.

The following players received wildcards into the main draw:

• Marsel İlhan
• Cem İlkel
• Bernard Tomic

The following players received entry from the qualifying draw:

• Daniel Gimeno Traver
• Thiago Monteiro
• Marco Trungelliti
• Elias Ymer

Before the tournament

• Borna Ćorić → replaced by Taro Daniel
• Pablo Cuevas → replaced by Dušan Lajović
• Alexandr Dolgopolov → replaced by Mikhail Youzhny
• Filip Krajinović → replaced by Malek Jaziri
• Horacio Zeballos → replaced by John Millman

Country	Player	Country	Player	Rank1	Seed
JPN	Ben McLachlan	USA	Nicholas Monroe	81	1
POL	Marcin Matkowski	IND	Divij Sharan	88	2
CHI	Hans Podlipnik Castillo	BLR	Andrei Vasilevski	104	3
GBR	Ken Skupski	GBR	Neal Skupski	110	4

• Rankings are as of April 23, 2018.

The following pairs received wildcards into the doubles main draw:

• Tuna Altuna / Anıl Yüksel
• Cem İlkel / Bernard Tomic

During the tournament

• Viktor Troicki

• Taro Daniel def. Malek Jaziri, 7–6^(7–4), 6–4

• Dominic Inglot / Robert Lindstedt def. Ben McLachlan / Nicholas Monroe, 3–6, 6–3, [10–8]

• Official website