Doubles
2021 Poznań Open
Champions	Zdeněk Kolář Jiří Lehečka
Runners-up	Karol Drzewiecki Aleksandar Vukic
Score	6–4, 3–6, [10–5]

Andrea Vavassori and David Vega Hernández were the defending champions^[1] but only Vega Hernández chose to defend his title, partnering Fernando Romboli. Vega Hernández lost in the semifinals to Zdeněk Kolář and Jiří Lehečka.

Kolář and Lehečka won the title after defeating Karol Drzewiecki and Aleksandar Vukic 6–4, 3–6, [10–5] in the final.

Seeds

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
	1	F Romboli D Vega Hernández	6	6
		D Popko A Vatutin	2	0				1	F Romboli D Vega Hernández	2	77	[10]
	WC	VV Cornea P Tsitsipas	6	6				WC	VV Cornea P Tsitsipas	6	60	[3]
	WC	L Borg Aleksander Orlikowski	2	4											1	F Romboli D Vega Hernández	77	4	[8]
	3	E King M Schnur	65	5												Z Kolář J Lehečka	64	6	[10]
		Z Kolář J Lehečka	77	7					Z Kolář J Lehečka	w/o
		P Cachin B Zapata Miralles	6	6					P Cachin B Zapata Miralles
		F Mena A Merino	1	1																			Z Kolář J Lehečka	6	3	[10]
		C Denolly M Guinard	62	1																			K Drzewiecki A Vukic	4	6	[5]
		E Couacaud M Janvier	77	6					E Couacaud M Janvier	6	3	[10]
		K Drzewiecki A Vukic	6	79					K Drzewiecki A Vukic	3	6	[12]
	4	G Andreozzi S Galdós	3	67												K Drzewiecki A Vukic	6	6
	WC	M Kaśnikowski D Michalski	3	4												R Gonzales H Johnson	4	4
		R Gonzales H Johnson	6	6					R Gonzales H Johnson	2	78	[13]
		J Domingues G Elias	2	2				2	S Walków J Zieliński	6	66	[11]
	2	S Walków J Zieliński	6	6

References

External links

• Main draw