2021 Challenger de Santiago II – Singles

Singles
2021 Challenger de Santiago II
Champion	Juan Pablo Varillas
Runner-up	Sebastián Báez
Score	6–4, 7–5

Main article: 2021 Challenger de Santiago II

Sebastián Báez was the defending champion but lost in the final to Juan Pablo Varillas.

Varillas won the title after defeating Báez 6–4, 7–5 in the final.

Seeds

1. Juan Manuel Cerúndolo (first round)
2. Francisco Cerúndolo (semifinals)
3. Juan Pablo Varillas (champion)
4. Hugo Dellien (quarterfinals)
5. Sebastián Báez (final)
6. Marcelo Tomás Barrios Vera (first round)
7. Juan Ignacio Londero (first round)
8. Felipe Meligeni Alves (first round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Semifinals							Final
	5	Sebastián Báez	6	6
		Nicolás Jarry	4	4
								5	Sebastián Báez	4	5
								3	Juan Pablo Varillas	6	7
	3	Juan Pablo Varillas	6	68	6
	2	Francisco Cerúndolo	3	710	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	JM Cerúndolo	0	1
		N Kicker	6	6					N Kicker	4	4
		R Cid Subervi	4	77	5				F Mena	6	6
		F Mena	6	62	7											F Mena	3	1
	WC	D Fernández Flores	3	6	5										5	S Báez	6	6
	Alt	N Chappell	6	3	7			Alt	N Chappell	7	4	1
		D Svrčina	2	5				5	S Báez	5	6	6
	5	S Báez	6	7																		5	S Báez	6	6
	4	H Dellien	4	6	6																		N Jarry	4	4
	Alt	L Catarina	6	3	3			4	H Dellien	6	4	6
	Q	N Álvarez	5	1					C Ugo Carabelli	2	6	2
		C Ugo Carabelli	7	6											4	H Dellien	64	4
		N Jarry	6	6												N Jarry	77	6
		JP Ficovich	4	4					N Jarry	64	7	6
	Q	F Díaz Acosta	6	5	6			Q	F Díaz Acosta	77	5	4
	6	MT Barrios Vera	3	7	1

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	JI Londero	2	3
		TA Tirante	6	6					TA Tirante	4	2
	PR	G Melzer	6	6				PR	G Melzer	6	6
		G Andreozzi	2	4											PR	G Melzer	1	3
	WC	Víctor Núñez	0	2											3	JP Varillas	6	6
		J Lenz	6	6					J Lenz	2	4
	Alt	H Casanova	68	67				3	JP Varillas	6	6
	3	JP Varillas	710	79																		3	JP Varillas	6	68	6
	8	F Meligeni Alves	6	3	4																	2	F Cerúndolo	3	710	3
	WC	G Lama	4	6	6			WC	G Lama	6	3	7
	PR	G Oliveira	6	6				PR	G Oliveira	4	6	5
	Q	O Crawford	4	2											WC	G Lama	66	4
		M Pucinelli de Almeida	6	1	3										2	F Cerúndolo	78	6
	Q	Alexis Gautier	4	6	6			Q	A Gautier	4	2
	LL	C Rodríguez	3	6	2			2	F Cerúndolo	6	6
	2	F Cerúndolo	6	3	6

External links

• Main draw
• Qualifying draw