Singles
2015 İstanbul Cup
Champion	Lesia Tsurenko
Runner-up	Urszula Radwańska
Score	7–5, 6–1

Caroline Wozniacki was the defending champion, but she chose not to participate this year.

Lesia Tsurenko won the title, defeating Urszula Radwańska in the final 7–5, 6–1.

Seeds

Draw

Finals

	Semifinals							Final
		Lesia Tsurenko	6	6
		Kirsten Flipkens	4	2
									Lesia Tsurenko	7	6
									Urszula Radwańska	5	1
		Urszula Radwańska	6	4	6
		Magdaléna Rybáriková	3	6	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	V Williams	4	64
	Q	K Bondarenko	6	77				Q	K Bondarenko	6	4	6
	Q	O Savchuk	3	5					M Barthel	3	6	2
		M Barthel	6	7											Q	K Bondarenko	613	5
	WC	Ç Büyükakçay	6	3	2											L Tsurenko	715	7
		D Hantuchová	4	6	6				D Hantuchová	1	1
		L Tsurenko	77	3	6				L Tsurenko	6	6
	6	D Gavrilova	62	6	3																		L Tsurenko	6	6
	4/WC	A Cornet	6	7																			K Flipkens	4	2
		Y Wickmayer	3	5				4/WC	A Cornet	6	1	2
	Q	J Ostapenko	2	0					K Flipkens	2	6	6
		K Flipkens	6	6												K Flipkens	6	6
		F Schiavone	6	6												F Schiavone	2	4
		S Karatantcheva	0	1					F Schiavone	6	78
		D Cibulková	5	7	64			5	C Giorgi	4	66
	5	C Giorgi	7	5	77

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	T Pironkova	0	77	77
	Q	M Gasparyan	6	64	63			8	T Pironkova	6	1	6
		K Nara	6	79					K Nara	3	6	1
		V Diatchenko	4	67											8	T Pironkova	2	6	65
		Y Shvedova	7	3	4											U Radwańska	6	3	77
		B Jovanovski	5	6	6				B Jovanovski	3	2
		U Radwańska	6	3	6				U Radwańska	6	6
	3	J Janković	4	6	2																		U Radwańska	6	4	6
	7	A Pavlyuchenkova	2	1																			M Rybáriková	3	6	3
		R Vinci	6	6					R Vinci	77	6
	Q	A Panova	6	2	6			Q	A Panova	63	3
		E Kulichkova	4	6	1											R Vinci	6	5	2
	Q	A Tatishvili	7	5	0r											M Rybáriková	0	7	6
	WC	İ Soylu	5	7	2			WC	İ Soylu	0	0
		M Rybáriková	6	6					M Rybáriková	6	6
	2	E Svitolina	1	3

Qualifying

Draw

First qualifier

	First round							Qualifying competition
	13	Yuliya Beygelzimer	1	6	4
	WC	Berfu Cengiz	6	3	6
								WC	Berfu Cengiz	1	3
								8	Alexandra Panova	6	6
		Alberta Brianti	3	78	2
	8	Alexandra Panova	6	66	6

Second qualifier

	First round							Qualifying competition
	2	Kristýna Plíšková	3	6	4
	WC	Sara Tomic	6	4	6
								WC	Sara Tomic	6	3	3
								Alt	Olga Savchuk	3	6	6
	Alt	Olga Savchuk	6	6
	12	Yang Zhaoxuan	3	3

Third qualifier

	First round							Qualifying competition
	3	Margarita Gasparyan	6	6
		Tereza Mrdeža	1	3
								3	Margarita Gasparyan	7	6
								10	Andrea Hlaváčková	5	1
	WC	Ayla Aksu	77	4	61
	10	Andrea Hlaváčková	61	6	77

Fourth qualifier

	First round							Qualifying competition
	4	Kateryna Bondarenko	6	6
		Hiroko Kuwata	3	2
								4	Kateryna Bondarenko	3	6	6
									Nastassja Burnett	6	3	0
		Nastassja Burnett	3	6	6
	9	Misa Eguchi	6	1	0

Fifth qualifier

	First round							Qualifying competition
	5	Zhu Lin	6	6
		Akgul Amanmuradova	1	0
								5	Zhu Lin	2	2
								7	Anna Tatishvili	6	6
		Grace Min	3	2
	7	Anna Tatishvili	6	6

Sixth qualifier

	First round							Qualifying competition
	6	Jeļena Ostapenko	2
		Nadiia Kichenok	0r
								6	Jeļena Ostapenko	6	6
								WC	Melis Sezer	2	2
	WC	Melis Sezer	4	6	6
	11	Anett Kontaveit	6	1	3

References

• Main Draw
• Qualifying Draw