2018 Istanbul Open – Singles

Marin Čilić was the defending champion, but lost in the second round to Malek Jaziri.

Singles
2018 Istanbul Open
Champion	Taro Daniel
Runner-up	Malek Jaziri
Final score	7–6^(7–4), 6–4
Draw	28 (4Q / 3WC)
Seeds	8

Main article: 2018 Istanbul Open

Taro Daniel won his first ATP World Tour title, defeating Jaziri in the final, 7–6^(7–4), 6–4.

Seeds

The top four seeds receive a bye into the second round.

1. Marin Čilić (Second round)
2. Damir Džumhur (Second round)
3. Andreas Seppi (Second round)
4. Aljaž Bedene (Second round)
5. Paolo Lorenzi (Quarterfinals)
6. Viktor Troicki (Second round)
7. Jiří Veselý (Quarterfinals)
8. Nikoloz Basilashvili (First round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
		Malek Jaziri	6	6
		Laslo Đere	3	2
									Malek Jaziri	6^4	4
									Taro Daniel	7^7	6
		Taro Daniel	6	4	6
		Jérémy Chardy	3	6	4

Top half

	First Round							Second Round							Quarterfinals							Semifinals
								1	M Čilić	4	2
		M Jaziri	6	6					M Jaziri	6	6
	WC	M İlhan	1	2												M Jaziri	3	6	6
	Q	T Monteiro	6	3	6										7	J Veselý	6	4	1
		G Melzer	2	6	1			Q	T Monteiro	2	6	6^3
	Q	D Gimeno Traver	3	1				7	J Veselý	6	2	7^7
	7	J Veselý	6	6																			M Jaziri	6	6
																							L Đere	3	2
								3	A Seppi	3	7^7	3
		L Đere	7^7	7^8					L Đere	6	6^4	6
		D Istomin	6^5	6^6												L Đere	6^5	7	7^7
	Q	M Trungelliti	4	6	6										5	P Lorenzi	7^7	5	6^3
	Q	E Ymer	6	3	2			Q	M Trungelliti	2	6^5
	WC	C İlkel	2	3				5	P Lorenzi	6	7^7
	5	P Lorenzi	6	6

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	6	V Troicki	3	6	7
	WC	B Tomic	6	0	5			6	V Troicki	2	3
		R Albot	4	4					R Dutra Silva	6	6
		R Dutra Silva	6	6												R Dutra Silva	6	1	4
		T Daniel	7	6												T Daniel	1	6	6
		M Berrettini	5	3					T Daniel	6	6
								4	A Bedene	2	2
																							T Daniel	6	4	6
	8	N Basilashvili	5	3																			J Chardy	3	6	4
		J Chardy	7	6					J Chardy	4	7^7	6
		J Millman	4	0					D Lajović	6	6^3	2
		D Lajović	6	6												J Chardy	6	6
		T Fabbiano	6	6												T Fabbiano	2	2
		M Youzhny	1	1					T Fabbiano	6	0	6
								2	D Džumhur	2	6	2

Qualifying

Seeds

1. Ramkumar Ramanathan (Qualifying competition)
2. Ilya Ivashka (First round)
3. Thiago Monteiro (Qualified)
4. Elias Ymer (Qualified)
5. Sebastian Ofner (First round)
6. Viktor Galović (First round)
7. Hubert Hurkacz (Qualifying competition)
8. Stefano Napolitano (Qualifying competition)

Qualifiers

1. Marco Trungelliti
2. Daniel Gimeno Traver
3. Thiago Monteiro
4. Elias Ymer

Qualifying draw

First qualifier

	First Round							Qualifying Competition
	1	Ramkumar Ramanathan	6	6
		Aldin Šetkić	4	3
								1	Ramkumar Ramanathan	4	3
									Marco Trungelliti	6	6
		Marco Trungelliti	6	6
	5	Sebastian Ofner	3	2

Second qualifier

	First Round							Qualifying Competition
	2	Ilya Ivashka	6^2	2
		Daniel Gimeno Traver	7^7	6
									Daniel Gimeno Traver	7^7	6
								8	Stefano Napolitano	6^5	3
		Tobias Kamke	2	4
	8	Stefano Napolitano	6	6

Third qualifier

	First Round							Qualifying Competition
	3	Thiago Monteiro	6	6
	WC	Mert Alkaya	3	1
								3	Thiago Monteiro	6	7^7
									Tommy Robredo	3	6^5
		Tommy Robredo	6	6
	6	Viktor Galović	3	4

Fourth qualifier

	First Round							Qualifying Competition
	4	Elias Ymer	7^8	6
		Václav Šafránek	6^6	1
								4	Elias Ymer	6^4	6	7
								7	Hubert Hurkacz	7^7	4	5
	WC	Sarp Ağabigün	2	3
	7	Hubert Hurkacz	6	6

References

• Main Draw
• Qualifying Draw