2021 Western & Southern Open – Men's doubles

Men's doubles
2021 Western & Southern Open
Final
Champions	Marcel Granollers Horacio Zeballos
Runners-up	Steve Johnson Austin Krajicek
Score	7–6(7–5), 7–6(7–5)
Details
Draw	28 (3 WC )
Seeds	8
Events
Singles men women Doubles men women
← 2020 · Western & Southern Open · 2022 →

Pablo Carreño Busta and Alex de Minaur were the defending champions,^[1] but Carreño Busta chose not to defend his title and de Minaur played alongside Cameron Norrie instead. They lost in the quarterfinals to Marcel Granollers and Horacio Zeballos.

Granollers and Zeballos went on to win the title, defeating Steve Johnson and Austin Krajicek in the final, 7–6^(7–5), 7–6^(7–5).^[2]

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

	Semifinals							Final
	WC	Steve Johnson Austin Krajicek	77	68	[10]
	3	Juan Sebastián Cabal Robert Farah	65	710	[3]
								WC	Steve Johnson Austin Krajicek	65	65
								2	Marcel Granollers Horacio Zeballos	77	77
	Alt	Marcelo Arévalo Fabio Fognini	3	4
	2	Marcel Granollers Horacio Zeballos	6	6

	First round							Second round							Quarterfinals							Semifinals
								1	N Mektić M Pavić	79	5	[5]
		D Evans N Skupski	3	6	[3]				H Hurkacz J Sinner	67	7	[10]
		H Hurkacz J Sinner	6	3	[10]											H Hurkacz J Sinner	3	1
	WC	S Johnson A Krajicek	7	7											WC	S Johnson A Krajicek	6	6
		F Auger-Aliassime M Daniell	5	5				WC	S Johnson A Krajicek	6	6
		A Behar G Escobar	4	6	[10]				A Behar G Escobar	3	4
	8	R Klaasen B McLachlan	6	3	[8]																	WC	S Johnson A Krajicek	77	68	[10]
																						3	JS Cabal R Farah	65	710	[3]
								3	JS Cabal R Farah	77	6
		F Krajinović F Martin	1	6	[10]				F Krajinović F Martin	63	4
		R Bopanna I Dodig	6	4	[7]										3	JS Cabal R Farah	6	6
		S Gillé J Vliegen	4	63												T Pütz M Venus	4	4
		W Koolhof J-L Struff	6	77					W Koolhof J-L Struff	5	3
		T Pütz M Venus	6	6					T Pütz M Venus	7	6
	7	Ł Kubot M Melo	2	3

	First round							Second round							Quarterfinals							Semifinals
	5	K Krawietz H Tecău	7	6
		F Delbonis D Schwartzman	5	3				5	K Krawietz H Tecău	6	5	[7]
	Alt	M Arévalo F Fognini	7	65	[11]			Alt	M Arévalo F Fognini	3	7	[10]
	Alt	A Karatsev D Lajović	5	77	[9]										Alt	M Arévalo F Fognini	6	77
		A Golubev A Mies	65	5											4	R Ram J Salisbury	4	65
	WC	N Monroe F Tiafoe	77	7				WC	N Monroe F Tiafoe	615	2
								4	R Ram J Salisbury	717	6
																						Alt	M Arévalo F Fognini	3	4
	6	J Peers F Polášek	64	77	[10]																	2	M Granollers H Zeballos	6	6
		M Middelkoop L Saville	77	62	[6]			6	J Peers F Polášek	6	3	[8]
		A Bublik C Garín	2	2					A de Minaur C Norrie	3	6	[10]
		A de Minaur C Norrie	6	6												A de Minaur C Norrie	3	4
		S Bolelli M González	78	3	[9]										2	M Granollers H Zeballos	6	6
		K Khachanov A Rublev	66	6	[11]				K Khachanov A Rublev	67	5
								2	M Granollers H Zeballos	79	7

• Main draw