Doubles
2021 TK Sparta Prague Open
Final
Champions	Jonáš Forejtek Michael Vrbenský
Runners-up	Evgeny Karlovskiy Evgenii Tiurnev
Score	6–1, 6–4
Events
Singles Doubles
← 2016 · Sparta Prague Open · 2022 →

Tomasz Bednarek and Nikola Mektić were the defending champions^[1] but chose not to defend their title.

Jonáš Forejtek and Michael Vrbenský won the title after defeating Evgeny Karlovskiy and Evgenii Tiurnev 6–1, 6–4 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	S Balaji A Kadhe	4	4
	Alt	Yan Bondarevskiy O Prihodko	6	6				Alt	Y Bondarevskiy O Prihodko	3	6	[6]
	WC	A Paulson Robin Staněk	3	6	[4]				F Baldi M Bortolotti	6	3	[10]
		F Baldi M Bortolotti	6	2	[10]											F Baldi M Bortolotti
	4	F Mena C Ugo Carabelli	6	7												E Karlovskiy E Tiurnev	w/o
	WC	Martin Krumich D Svrčina	3	5				4	F Mena C Ugo Carabelli	4	5
		E Karlovskiy E Tiurnev	6	7					E Karlovskiy E Tiurnev	6	7
		I Sijsling G Smits	3	5																			E Karlovskiy E Tiurnev	1	4
		J Forejtek M Vrbenský	6	6																			J Forejtek M Vrbenský	6	6
	WC	Victor Sklenka Kryštof Zapský	3	2					J Forejtek M Vrbenský	6	7
		R Bonadio E Furness	4	3				3	C Gómez-Herrera M Vervoort	3	5
	3	C Gómez-Herrera M Vervoort	6	6												J Forejtek M Vrbenský	6	77
		F Agamenone P Matuszewski	4	66											2	G Oliveira N Serdarušić	1	64
		U Ignatik FC Jianu	6	78					U Ignatik FC Jianu	3	4
		A Andreev M Gengel	65	64				2	G Oliveira N Serdarušić	6	6
	2	G Oliveira N Serdarušić	77	77

• Main draw