Doubles
2021 Slovak Open II
Final
Champions	Filip Horanský Sergiy Stakhovsky
Runners-up	Denys Molchanov Aleksandr Nedovyesov
Score	6–4, 6–4
Events
Singles Doubles
←  2020 · Slovak Open ·  2022 →

Harri Heliövaara and Emil Ruusuvuori were the defending champions ^[1] but chose not to defend their title.

Filip Horanský and Sergiy Stakhovsky won the title after defeating Denys Molchanov and Aleksandr Nedovyesov 6–4, 6–4 in the final.

Seeds

Draw

Key

	First round							Quarterfinals							Semifinals							Final
								1	R Jebavý J O'Mara	63	3
		Z Kolář J Lehečka	66	77	[7]				F Horanský S Stakhovsky	77	6
		F Horanský S Stakhovsky	78	64	[10]											F Horanský S Stakhovsky	65	77	[14]
	4	S Walków J Zieliński	6	3	[5]											F Ferreira Silva E Kırkın	77	62	[12]
	WC	Miloš Karol Lukáš Pokorný	2	6	[10]			WC	M Karol L Pokorný	6	1	[8]
		Mats Hermans P Niklas-Salminen	4	2					F Ferreira Silva E Kırkın	4	6	[10]
		F Ferreira Silva E Kırkın	6	6																			F Horanský S Stakhovsky	6	6
	WC	Peter Naď Peter Benjamín Privara	5	77	[10]																	2	D Molchanov A Nedovyesov	4	4
		D Ajduković D Džumhur	7	62	[8]			WC	P Naď PB Privara	3	3
		S Balaji D Sharan	6	6					S Balaji D Sharan	6	6
	3	D Pel S Verbeek	3	4												S Balaji D Sharan	2	3
	WC	Krištof Minárik Lukáš Palovič	3	3											2	D Molchanov A Nedovyesov	6	6
		S Martos Gornés R Ramanathan	6	6					S Martos Gornés R Ramanathan	4	4
								2	D Molchanov A Nedovyesov	6	6

References

• Main draw