2021 Chile Open – Singles

Singles
2021 Chile Open
Final
Champion	Cristian Garín
Runner-up	Facundo Bagnis
Score	6–4, 6–7(3–7), 7–5
Details
Draw	28
Seeds	8
Events
Singles Doubles
← 2020 · Chile Open · 2022 →

Cristian Garín defeated Facundo Bagnis in the final, 6–4, 6–7^(3–7), 7–5 to capture the men's singles tennis title at the 2021 Chile Open.

Thiago Seyboth Wild was the defending champion, but chose not to defend his title.

The top four seeds received a bye into the second round.

	Semifinals							Final
	1	Cristian Garín	6	6
		Daniel Elahi Galán	4	3
								1	Cristian Garín	6	63	7
									Facundo Bagnis	4	77	5
		Facundo Bagnis	7	6
	8	Federico Delbonis	5	3

	First round							Second round							Quarterfinals							Semifinals
								1	C Garín	6	6
		J Kovalík	1	6	4			Q	A Tabilo	2	2
	Q	A Tabilo	6	0	6										1	C Garín	6	6
		J Sousa	4	1											Q	JP Varillas	4	4
	Q	JP Varillas	6	6				Q	JP Varillas	6	77
		G Mager	6	64	64			7	F Coria	4	62
	7	F Coria	4	77	77																	1	C Garín	6	6
																							DE Galán	4	3
								3	P Andújar	1	67
		DE Galán	77	3	7				DE Galán	6	79
		D Altmaier	62	6	5											DE Galán	710	6
	WC	G Lama	5	2												R Carballés Baena	68	3
	WC	JM Cerúndolo	7	6				WC	JM Cerúndolo	2	0
		R Carballés Baena	6	77					R Carballés Baena	6	6
	6	S Caruso	4	65

	First round							Second round							Quarterfinals							Semifinals
	5	F Tiafoe	79	67	79
	WC	N Jarry	67	79	67			5	F Tiafoe	63	62
		F Bagnis	64	6	6				F Bagnis	77	77
		M Cecchinato	77	2	3											F Bagnis	4	6	6
		P Sousa	6	6											4	L Đere	6	3	3
		L Mayer	2	4					P Sousa	7	5	3
								4	L Đere	5	7	6
																							F Bagnis	7	6
	8	F Delbonis	6	65	6																	8	F Delbonis	5	3
		J Munar	4	77	4			8	F Delbonis	6	6
	SE	F Cerúndolo	1	2					A Martin	0	3
		A Martin	6	6											8	F Delbonis	6	6
	Q	H Rune	6	6											Q	H Rune	3	3
	Q	S Báez	3	2				Q	H Rune	6	6
								2	B Paire	2	3

	First round							Second round							Qualifying competition
	1	Alejandro Tabilo	6	6
		Nicolás Álvarez	4	3
								1	Alejandro Tabilo	77	6
									Pedro Sakamoto	60	4
	Alt	Rafael Matos	3	1
		Pedro Sakamoto	6	6
															1	Alejandro Tabilo	77	6
															Alt	Agustín Velotti	61	1
	Alt	Agustín Velotti	6	6
	WC	Daniel Antonio Núñez	4	3
								Alt	Agustín Velotti	7	4	6
								8	Tomás Martín Etcheverry	5	6	3
		Marcelo Tomás Barrios Vera	4	6	4
	8	Tomás Martín Etcheverry	6	2	6

	First round							Second round							Qualifying competition
	2	Juan Pablo Varillas	4	7	77
		Christian Lindell	6	5	63
								2	Juan Pablo Varillas	6	6
									Geoffrey Blancaneaux	2	2
		Camilo Ugo Carabelli	6	2	2
		Geoffrey Blancaneaux	3	6	6
															2	Juan Pablo Varillas	6	6
																Felipe Meligeni Alves	4	1
		Guilherme Clezar	4	2
		Felipe Meligeni Alves	6	6
									Felipe Meligeni Alves	3	77	77
								5	Mario Vilella Martínez	6	65	63
		Lukáš Klein	4	2
	5	Mario Vilella Martínez	6	6

	First round							Second round							Qualifying competition
	3	Emilio Gómez	6	6
		Facundo Mena	2	3
								3	Emilio Gómez	3	6	1
								WC	Holger Rune	6	4	6
	WC	Holger Rune	77	2	6
		Gonçalo Oliveira	63	6	2
															WC	Holger Rune	4	6	6
																Renzo Olivo	6	3	4
		Carlos Gómez-Herrera	6	4	4
		Renzo Olivo	2	6	6
									Renzo Olivo	64	6	6
									Hernán Casanova	77	2	3
		Hernán Casanova	4	6	6
	7	Andrea Collarini	6	3	2

	First round							Second round							Qualifying competition
	4	João Domingues	4	2
	WC	Nicolás Kicker	6	6
								WC	Nicolás Kicker	6	6
									Thomaz Bellucci	0	4
		Elliot Benchetrit	2	2
		Thomaz Bellucci	6	6
															WC	Nicolás Kicker	6	4	1
																Sebastián Báez	3	6	6
		Sebastián Báez	6	65	6
		Orlando Luz	2	77	2
									Sebastián Báez	78	2	6
								6	João Menezes	66	6	2
	WC	Michel Vernier	2	3
	6	João Menezes	6	6

• Main draw
• Qualifying draw