Singles
2021 Meerbusch Challenger
Champion	Tomás Barrios Vera
Runner-up	Juan Manuel Cerúndolo
Score	7–6(9–7), 6–3

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

Marcelo Tomás Barrios Vera won the title after defeating Juan Manuel Cerúndolo 7–6^(9–7), 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Marcelo Tomás Barrios Vera	6	4	6
		Robin Haase	3	6	2
									Marcelo Tomás Barrios Vera	79	6
								5	Juan Manuel Cerúndolo	67	3
	3	Botic van de Zandschulp	5	4
	5	Juan Manuel Cerúndolo	7	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	D Altmaier	6	7
		A Tabilo	0	5				1	D Altmaier	77	3	6
		V Kopřiva	7	6					V Kopřiva	63	6	3
	LL	N Fatić	5	2											1	D Altmaier	4	6	64
		N Kuhn	6	6												MT Barrios Vera	6	1	77
	Q	N Hardt	4	3					N Kuhn
		MT Barrios Vera	7	4	6				MT Barrios Vera	w/o
	8	S Nagal	5	6	3																		MT Barrios Vera	6	4	6
	4	O Otte	6	6																			R Haase	3	6	2
	WC	M Rosenkranz	4	4				4	O Otte	6	5	3
	Q	J de Jong	3	77	4				R Haase	3	7	6
		R Haase	6	65	6											R Haase	4	6	6
	Q	N Kicker	6	6												M Moraing	6	3	3
		JP Ficovich	4	3				Q	N Kicker	4	2
		M Moraing	77	6					M Moraing	6	6
	6	T Macháč	60	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	Q	D Ajduković	6	63	7
	WC	S Mochizuki	3	77	5			Q	D Ajduković	4	6	4
		L Klein	6	6					L Klein	6	4	6
		T Kamke	1	2												L Klein	4	6	4
		R Safiullin	4	77	4										3	B van de Zandschulp	6	3	6
		C Lestienne	6	63	6				C Lestienne	4	6	4
		R Cid Subervi	6	4	64			3	B van de Zandschulp	6	3	6
	3	B van de Zandschulp	3	6	77																	3	B van de Zandschulp	5	4
	5	JM Cerúndolo	2	6	6																	5	JM Cerúndolo	7	6
		K Coppejans	6	2	2			5	JM Cerúndolo	6	77
	WC	R Molleker	6	3	2				M Marterer	4	63
		M Marterer	3	6	6										5	JM Cerúndolo	3	6	7
		F Horanský	6	6												F Horanský	6	1	5
		A Collarini	4	2					F Horanský	77	2	6
		R Bemelmans	3	3				2	D Džumhur	64	6	2
	2	D Džumhur	6	6

References

External links

• Main draw
• Qualifying draw