Doubles
2015 Open de Rennes
Final
Champions	Andrea Arnaboldi Antonio Šančić
Runners-up	Wesley Koolhof Matwé Middelkoop
Score	6–4, 2–6, [14–12]
Events
Singles Doubles
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Tobias Kamke and Philipp Marx were the defending champions, but chose not to defend their title. Unseeded pair Andrea Arnaboldi and Antonio Šančić won the title defeating Wesley Koolhof and Matwé Middelkoop in the final 6–4, 2–6, [14–12].

	First round							Quarterfinals							Semifinals							Final
	1	O Marach N Monroe	6	6
		J Mertl A Smirnov	2	3				1	O Marach N Monroe	63	4
		F Martin N Skupski	6	6					F Martin N Skupski	77	6
		Romain Barbosa S Darcis	1	2												F Martin N Skupski	4	6	[6]
	4	W Koolhof M Middelkoop	w/o												4	W Koolhof M Middelkoop	6	3	[10]
	WC	E Couacaud C Hemery						4	W Koolhof M Middelkoop	6	7
		A Sidorenko M Teixeira	6	6					A Sidorenko M Teixeira	3	5
	WC	D Guez R Jouan	2	2																		4	W Koolhof M Middelkoop	4	6	[12]
		J Eysseric R Haase	77	3	[8]																		A Arnaboldi A Šančić	6	2	[14]
		N Gombos K Khachanov	62	6	[10]				N Gombos K Khachanov	3	4
	WC	Simon Baudry M Guinard	1	1				3	M Daniell M Demoliner	6	6
	3	M Daniell M Demoliner	6	6												M Daniell M Demoliner	6	3	[7]
		A Arnaboldi A Šančić	7	6												A Arnaboldi A Šančić	3	6	[10]
		D Marcan T-S Weissborn	5	2					A Arnaboldi A Šančić	63	6	[10]
		I Sijsling A Siljeström	6	6					I Sijsling A Siljeström	77	4	[7]
	2	F Čermák M Pavić	4	4

• Main Draw