Singles
2021 TK Sparta Prague Open
Champion	Dalibor Svrčina
Runner-up	Dmitry Popko
Score	6–0, 7–5

Adam Pavlásek was the defending champion^[1] but chose not to defend his title.

Dalibor Svrčina won the title after defeating Dmitry Popko 6–0, 7–5 in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Jonáš Forejtek	5	4
	WC	Dalibor Svrčina	7	6
								WC	Dalibor Svrčina	6	7
								2	Dmitry Popko	0	5
	4	Facundo Mena	1	2
	2	Dmitry Popko	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	N Milojević	62	6	6
		A Arnaboldi	77	0	1			1	N Milojević	3	6	3
	Q	G Blancaneaux	6	6				Q	G Blancaneaux	6	3	1r
		A Ritschard	1	3											1	N Milojević	4	3
		FC Jianu	6	6												J Forejtek	6	6
		JC Aragone	0	2					FC Jianu	2	6	1
		J Forejtek	4	6	6				J Forejtek	6	4	6
	5	N Jarry	6	4	2																		J Forejtek	5	4
	3	L Giustino	77	6																		WC	D Svrčina	7	6
		E Karlovskiy	64	2				3	L Giustino	64	6	3
		E Furness	4	6	6				E Furness	77	4	6
	WC	Martin Krumich	6	4	3											E Furness	5	7	4
		T Skatov	3	2											WC	D Svrčina	7	5	6
	WC	D Svrčina	6	6				WC	D Svrčina	65	6	6
		F Baldi	3	62				7	A Menéndez Maceiras	77	1	4
	7	A Menéndez Maceiras	6	77

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	M Vrbenský	4	2
		E Tiurnev	6	6					E Tiurnev	3	4
		C Ugo Carabelli	1	6	6				C Ugo Carabelli	6	6
	Q	F Agamenone	6	4	4											C Ugo Carabelli	3	78	1
	Q	A Andreev	3	3											4	F Mena	6	66	6
		N Serdarušić	6	6					N Serdarušić	2	4
		L Miedler	2	5				4	F Mena	6	6
	4	F Mena	6	7																		4	F Mena	1	2
	6	R Bonadio	6	2	6																	2	D Popko	6	6
		M Zverev	3	6	3			6	R Bonadio	6	6
	PR	G Melzer	6	2	1			Q	E Nava	4	3
	Q	E Nava	3	6	6										6	R Bonadio	3	2
	WC	T Kodat	3	1											2	D Popko	6	6
		G Oliveira	6	6					G Oliveira	0	3
		A Vatutin	5	1				2	D Popko	6	6
	2	D Popko	7	6

References

External links

• Main draw
• Qualifying draw