Doubles
2015 St. Petersburg Open
Final
Champions	Treat Huey Henri Kontinen
Runners-up	Julian Knowle Alexander Peya
Score	7–5, 6–3
Events
Singles Doubles
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David Marrero and Fernando Verdasco won the last edition of the tournament held in 2013, but chose not to participate this year.
Treat Huey and Henri Kontinen won the title, defeating Julian Knowle and Alexander Peya in the final, 7–5, 6–3.

	First round							Quarterfinals							Semifinals							Final
	1	T Huey H Kontinen	77	77
		F Čermák M Kukushkin	62	62				1	T Huey H Kontinen	4	77	[10]
		J Erlich C Fleming	6	5	[8]				R Junaid N Monroe	6	64	[5]
		R Junaid N Monroe	4	7	[10]										1	T Huey H Kontinen	6	7
	4	P Oswald A Shamasdin	78	2	[10]											A Bury D Istomin	3	5
		S Betov M Elgin	66	6	[5]			4	P Oswald A Shamasdin	6	3	[11]
		A Bury D Istomin	4	77	[10]				A Bury D Istomin	3	6	[13]
		A Haider-Maurer I Zelenay	6	62	[8]																	1	T Huey H Kontinen	7	6
	WC	E Donskoy K Kravchuk	3	6	[5]																	2	J Knowle A Peya	5	3
	WC	A Rublev M Youzhny	6	2	[10]			WC	A Rublev M Youzhny	w/o
		D Gimeno-Traver M Granollers	3	6	[7]			3	M Fyrstenberg S González
	3	M Fyrstenberg S González	6	3	[10]										WC	A Rublev M Youzhny	4	2
		R Berankis T Gabashvili	1	7	[10]										2	J Knowle A Peya	6	6
		M Baghdatis T Kokkinakis	6	5	[4]				R Berankis T Gabashvili	61	61
		R Albot B Paire	2	1				2	J Knowle A Peya	77	77
	2	J Knowle A Peya	6	6

• Main Draw