Singles
2015 St. Petersburg Open
Champion	Milos Raonic
Runner-up	João Sousa
Score	6–3, 3–6, 6–3
Draw	28
Seeds	8

Ernests Gulbis won the last edition of the tournament held in 2013, but lost in the first round to Marcos Baghdatis.
Milos Raonic won the title, defeating João Sousa in the final, 6–3, 3–6, 6–3.

Seeds

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

Draw

Finals

	Semifinals							Final
	7	João Sousa	6	77
	3	Dominic Thiem	4	65
								7	João Sousa	3	6	3
								2	Milos Raonic	6	3	6
	4	Roberto Bautista Agut	2	62
	2	Milos Raonic	6	77

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	T Berdych	65	4
	WC	A Rublev	6	3	1				S Bolelli	77	6
		S Bolelli	4	6	6											S Bolelli	67	61
		M Granollers	6	6											7	J Sousa	79	77
		T Kokkinakis	3	3					M Granollers	3	3
	Q	R Albot	6	5	4			7	J Sousa	6	6
	7	J Sousa	3	7	6																	7	J Sousa	6	77
																						3	D Thiem	4	65
								3	D Thiem	6	77
		D Gimeno Traver	5	62					A Haider-Maurer	2	62
		A Haider-Maurer	7	77											3	D Thiem	6	7
	Q	A Golubev	4	6	4											D Istomin	2	5
		B Becker	6	1	6				B Becker	6	65	4
		D Istomin	77	2	6				D Istomin	2	77	6
	8	M Kukushkin	64	6	2

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	B Paire	4	0r
		J Janowicz	6	3					J Janowicz	68	61
		R Berankis	69	6	64				L Pouille	710	77
		L Pouille	711	3	77											L Pouille	2	3
		T Gabashvili	6	6											4	R Bautista Agut	6	6
	Q	Y Shyla	2	2					T Gabashvili	3	7	5
								4	R Bautista Agut	6	5	7
																						4	R Bautista Agut	2	62
	5	T Robredo	6	3	6																	2	M Raonic	6	77
	WC	M Youzhny	4	6	3			5	T Robredo	77	6
		M Baghdatis	6	4	6				M Baghdatis	65	1
		E Gulbis	4	6	3										5	T Robredo	1	2
	Q	A Sidorenko	2	4											2	M Raonic	6	6
	WC	E Donskoy	6	6				WC	E Donskoy	4	4
								2	M Raonic	6	6

Qualifying

Qualifying draw

First qualifier

	First round							Second round							Qualifying competition
	1	Radu Albot	6	62	6
		Mikhail Ledovskikh	2	77	3
								1	Radu Albot	6	6
									Alexandr Igoshin	4	2
		Alexander Ovcharov	64	5
		Alexandr Igoshin	77	7
															1	Radu Albot	6	6
																Valery Rudnev	3	0
	WC	Artur Gusev	0	0
		Valery Rudnev	6	6
									Valery Rudnev	6	2	6
								8	Alexey Vatutin	2	6	4
		Evgeny Karlovskiy	5	2
	8	Alexey Vatutin	7	6

Second qualifier

	First round							Second round							Qualifying competition
	2	Andrey Golubev	6	6
		Kirill Kivattsev	1	2
								2	Andrey Golubev	6	6
									Evgeny Elistratov	4	2
	WC	Pavel Shchaya-Zubrov	6	0	1
		Evgeny Elistratov	4	6	6
															2	Andrey Golubev	6	6
																Evgenii Tiurnev	4	2
		Yahor Yatsyk	63	6	2
		Evgenii Tiurnev	77	4	6
									Evgenii Tiurnev	6	77
								5	Nikola Mektić	3	65
		Alexander Perfilov	3	3
	5	Nikola Mektić	6	6

Third qualifier

	First round							Second round							Qualifying competition
	3	Alexander Kudryavtsev	6	6
		Volodymyr Uzhylovskyi	3	2
								3	Alexander Kudryavtsev	6	3	6
									Alexander Vasilenko	4	6	3
	WC	Philipp Klimov	1	4
		Alexander Vasilenko	6	6
															3	Alexander Kudryavtsev	6	4	4
																Alexandre Sidorenko	3	6	6
		Alexandre Sidorenko	6	6
	WC	Santiago González	3	1
									Alexandre Sidorenko	3	6	6
								7	Vladimir Ivanov	6	1	4
		Aleksei Khomich	1	1
	7	Vladimir Ivanov	6	6

Fourth qualifier

	First round							Second round							Qualifying competition
	4	Dzmitry Zhyrmont	6	3	2
		Vladimir Polyakov	1	6	6
									Vladimir Polyakov	2	3
									Alexander Bublik	6	6
		Mikhail Elgin	4	7	63
		Alexander Bublik	6	5	77
																Alexander Bublik	3	4
															6	Yaraslav Shyla	6	6
		Richard Muzaev	4	6	6
		Vitaly Kozyukov	6	2	1
									Richard Muzaev	6	4	5
								6	Yaraslav Shyla	4	6	7
	PR	Alexander Lobkov	6	1	2
	6	Yaraslav Shyla	3	6	6

References

• Main draw
• Qualifying draw