2021 São Paulo Challenger de Tênis – Singles

Singles
2021 São Paulo Challenger de Tênis
Final
Champion	Juan Pablo Ficovich
Runner-up	Luciano Darderi
Score	6–3, 7–5
Events
Singles Doubles
← 2020 · São Paulo Challenger de Tênis · 2022 →

Felipe Meligeni Alves was the defending champion^[1] but withdrew before his semifinal match with Luciano Darderi.

Juan Pablo Ficovich won the title after defeating Darderi 6–3, 7–5 in the final.^[2][3]

	Semifinals							Final
	6	Felipe Meligeni Alves
	Q	Luciano Darderi	w/o
								Q	Luciano Darderi	3	5
									Juan Pablo Ficovich	6	7
		Juan Pablo Ficovich	6	77
	5	Nicolás Jarry	2	65

	First round							Second round							Quarterfinals							Semifinals
		A Collarini	6	77
		GA Olivieri	2	65					A Collarini	4
	WC	Oscar José Gutierrez	7	65	0				H Casanova	1r
		H Casanova	5	77	6											A Collarini	4	6	3
		J Nikles	64	77	6										6	F Meligeni Alves	6	4	6
		K Uchida	77	63	0				J Nikles	77	2	1
		P Krstin	4	0r				6	F Meligeni Alves	65	6	6
	6	F Meligeni Alves	6	0																		6	F Meligeni Alves
	3	T Seyboth Wild	6	6																		Q	L Darderi	w/o
	Alt	A González	3	4				3	T Seyboth Wild	3	5
		F Díaz Acosta	7	6					F Díaz Acosta	6	7
	Q	G Villanueva	5	1												F Díaz Acosta	3	4
	WC	M Alves	1	1											Q	L Darderi	6	6
	Q	L Darderi	6	6				Q	L Darderi	6	6
		N Álvarez Varona	7	6					N Álvarez Varona	4	1
	7	N Kicker	5	3

	First round							Second round							Quarterfinals							Semifinals
	8	P Cachin	6	6
	Alt	Facundo Juárez	3	2				8	P Cachin	5	2
		JP Ficovich	5	6	6				JP Ficovich	7	6
		R Cid Subervi	7	4	0											JP Ficovich	6	6
	Q	Matías Zukas	1	1											WC	G Heide	3	0
	Q	I Marcondes	6	6				Q	I Marcondes	6	4	3
	WC	G Heide	6	7				WC	G Heide	4	6	6
	4	JI Londero	3	5																			JP Ficovich	6	77
	5	N Jarry	77	6																		5	N Jarry	2	65
	LL	A Gómez	61	4				5	N Jarry	6	6
		P Sakamoto	2	7	7				P Sakamoto	3	4
	Alt	Gilbert Klier Júnior	6	5	5										5	N Jarry	77	77
		O Luz	3	64											2	H Dellien	63	65
	Alt	D Dutra da Silva	6	77				Alt	D Dutra da Silva	6	1	3
		M Pucinelli de Almeida	3	5				2	H Dellien	4	6	6
	2	H Dellien	6	7

• Main draw
• Qualifying draw