Men's doubles
2015 Western & Southern Open
Champions	Daniel Nestor Édouard Roger-Vasselin
Runners-up	Marcin Matkowski Nenad Zimonjić
Score	6–2, 6–2

Bob and Mike Bryan were the two-time defending champions but lost in the quarterfinals to Daniel Nestor and Édouard Roger-Vasselin.
Nestor and Roger-Vasselin went on to win the title, defeating Marcin Matkowski and Nenad Zimonjić in the final, 6–2, 6–2.

Seeds

All seeds receive a bye into the second round.

Draw

Finals

	Semifinals							Final
		Daniel Nestor Édouard Roger-Vasselin	7	6
		Feliciano López Max Mirnyi	5	4
									Daniel Nestor Édouard Roger-Vasselin	6	6
								6	Marcin Matkowski Nenad Zimonjić	2	2
	6	Marcin Matkowski Nenad Zimonjić	6	6
	2	Ivan Dodig Marcelo Melo	4	4

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	B Bryan M Bryan	711	6
		G Monfils J-W Tsonga	3	2					JS Cabal R Farah	69	4
		JS Cabal R Farah	6	6											1	B Bryan M Bryan	4	4
		D Nestor É Roger-Vasselin	3	7	[11]											D Nestor É Roger-Vasselin	6	6
	WC	E Butorac S Lipsky	6	5	[9]				D Nestor É Roger-Vasselin	77	77
								7	J Murray J Peers	63	65
																							D Nestor É Roger-Vasselin	7	6
																							F López M Mirnyi	5	4
								4	S Bolelli F Fognini	3	3
		P Cuevas D Marrero	62	6	[6]				F López M Mirnyi	6	6
		F López M Mirnyi	77	3	[10]											F López M Mirnyi	3	6	[14]
		K Anderson J Chardy	6	1	[6]											L Paes S Wawrinka	6	2	[12]
		L Paes S Wawrinka	1	6	[10]				L Paes S Wawrinka	77	3	[10]
								8	V Pospisil J Sock	64	6	[3]

Bottom half

	First round							Second round							Quarterfinals							Semifinals
								6	M Matkowski N Zimonjić	77	6
	PR	T Berdych M Fish	65	4					R Klaasen R Ram	64	4
		R Klaasen R Ram	77	6											6	M Matkowski N Zimonjić	6	6
		A Peya B Soares	65	7	[10]										3	J-J Rojer H Tecău	3	4
		D Goffin D Thiem	77	5	[6]				A Peya B Soares	4	6	[9]
								3	J-J Rojer H Tecău	6	3	[11]
																						6	M Matkowski N Zimonjić	6	6
																						2	I Dodig M Melo	4	4
								5	R Bopanna F Mergea	1	77	[13]
		P-H Herbert N Mahut	6	6					P-H Herbert N Mahut	6	65	[11]
		A Mannarino G Simon	3	2											5	R Bopanna F Mergea	1	6	[12]
	WC	S Johnson S Querrey	6	6											2	I Dodig M Melo	6	1	[14]
		A Seppi V Troicki	3	4				WC	S Johnson S Querrey	64	64
								2	I Dodig M Melo	77	77

References

• Main Draw