2021 Argentina Open – Singles

Singles
2021 Argentina Open
Champion	Diego Schwartzman
Runner-up	Francisco Cerúndolo
Score	6–1, 6–2
Draw	28 (4 Q / 3 WC )
Seeds	8

Main article: 2021 Argentina Open

Diego Schwartzman defeated Francisco Cerúndolo in the final, 6–1, 6–2 to win the men's singles tennis title at the 2021 Argentina Open.

Casper Ruud was the defending champion,^[1] but chose not to participate.

Seeds

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

1. Diego Schwartzman (champion)
2. Cristian Garín (second round)
3. Benoît Paire (second round)
4. Miomir Kecmanović (semifinals)
5. Albert Ramos Viñolas (semifinals)
6. Pablo Andújar (quarterfinals)
7. Laslo Đere (quarterfinals)
8. Frances Tiafoe (second 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
	1	Diego Schwartzman	6	6
	4	Miomir Kecmanović	0	4
								1	Diego Schwartzman	6	6
								Q	Francisco Cerúndolo	1	2
	Q	Francisco Cerúndolo	7^7	3	6
	5	Albert Ramos Viñolas	6^5	6	2

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	D Schwartzman	6	6
		A Martin	4	3				Q	L Klein	4	2
	Q	L Klein	6	6											1	D Schwartzman	6	7
	WC	F Díaz Acosta	6^5	3											Q	J Munar	2	5
	Q	J Munar	7^7	6				Q	J Munar	7^7	6
	SE	F Bagnis	1	3				8	F Tiafoe	6^4	4
	8	F Tiafoe	6	6																		1	D Schwartzman	6	6
																						4	M Kecmanović	0	4
								4	M Kecmanović	5	6	6
		R Carballés Baena	2	3					T Monteiro	7	3	4
		T Monteiro	6	6											4	M Kecmanović	6	7^8
		F Delbonis	6	7^7											7	L Đere	4	6^6
	SE	JM Cerúndolo	4	6^2					F Delbonis	6^1	3
		M Cecchinato	7^7	2	3			7	L Đere	7^7	6
	7	L Đere	6^4	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	P Andújar	6	6
		JI Londero	3	0				6	P Andújar	6	7^7
		G Mager	7^7	6					G Mager	4	6^5
		S Caruso	6^5	4											6	P Andújar	6	3	2
	Q	F Cerúndolo	6	7											Q	F Cerúndolo	1	6	6
		F Coria	4	5				Q	F Cerúndolo	4	6	6
								3	B Paire	6	3	1
																						Q	F Cerúndolo	7^7	3	6
	5	A Ramos Viñolas	2	6	6																	5	A Ramos Viñolas	6^5	6	2
	WC	H Rune	6	4	3			5	A Ramos Viñolas	7	6
		D Koepfer	2	6	6				D Koepfer	5	4
	WC	TA Tirante	6	3	4										5	A Ramos Viñolas	4	6	7
		J Sousa	2	0											Q	S Nagal	6	2	5
	Q	S Nagal	6	6				Q	S Nagal	6	6
								2	C Garín	4	3

Qualifying

Seeds

1. Jaume Munar (qualified)
2. Hugo Dellien (first round, withdrew)
3. Daniel Elahi Galán (withdrew)
4. Thiago Seyboth Wild (second round)
5. Jozef Kovalík (second round)
6. Francisco Cerúndolo (qualified)
7. Daniel Altmaier (qualifying competition)
8. Leonardo Mayer (first round)

Qualifiers

1. Jaume Munar
2. Francisco Cerúndolo
3. Sumit Nagal
4. Lukáš Klein

Qualifying draw

First qualifier

	First round							Second round							Qualifying competition
	1	Jaume Munar	6	6^5	6
	WC	Nicolás Álvarez	4	7^7	2
								1	Jaume Munar	5	6	2
									Sebastián Báez	7	3	1^r
		Sebastián Báez	6	6
		Alejandro Tabilo	1	0
															1	Jaume Munar	6	6
															7	Daniel Altmaier	3	4
		Facundo Mena	3	4
		Juan Pablo Varillas	6	6
									Juan Pablo Varillas	4	7^7	5
								7	Daniel Altmaier	6	6^3	7
		Orlando Luz	4	7	2
	7	Daniel Altmaier	6	5	6

Second qualifier

	First round							Second round							Qualifying competition
	2	Hugo Dellien
		Pedro Sakamoto	w/o
									Pedro Sakamoto	3	4
								WC	Agustín Velotti	6	6
	WC	Agustín Velotti	7	6
		Guido Andreozzi	5	0
															WC	Agustín Velotti	4	5
															6	Francisco Cerúndolo	6	7
	WC	Hernán Casanova	6	3	3
		Guilherme Clezar	1	6	6
									Guilherme Clezar	6	3	2
								6	Francisco Cerúndolo	2	6	6
		João Menezes	6	4	4
	6	Francisco Cerúndolo	4	6	6

Third qualifier

	First round							Second round							Qualifying competition
	Alt	Carlos Gómez-Herrera	6^2	6	6^2
		Sumit Nagal	7^7	2	7^7
									Sumit Nagal	6	6
									Mario Vilella Martínez	4	2
		Mario Vilella Martínez	6	7
		Marcelo Tomás Barrios Vera	4	5
																Sumit Nagal	2	6	6
															WC	Nicolás Kicker	6	2	3
	WC	Nicolás Kicker	7	7
		Renzo Olivo	5	5
								WC	Nicolás Kicker	1	7^8	7
								5	Jozef Kovalík	6	6^6	5
		Emilio Gómez	5	4
	5	Jozef Kovalík	7	6

Fourth qualifier

	First round							Second round							Qualifying competition
	4	Thiago Seyboth Wild	6	7^7
	Alt	Christian Lindell	1	6^4
								4	Thiago Seyboth Wild	3	5
									Lukáš Klein	6	7
		Andrea Collarini	4	5
		Lukáš Klein	6	7
																Lukáš Klein	6	6
																Ernesto Escobedo	2	3
		João Domingues	3	6	6
		Tomás Martín Etcheverry	6	0	3
									João Domingues	1	6	3
									Ernesto Escobedo	6	1	6
		Ernesto Escobedo	7	7^7
	8	Leonardo Mayer	5	6^5

References

1. "Casper's A Champ! Ruud Wins First ATP Tour Title In Buenos Aires". www.atptour.com.

External links

• Main draw
• Qualifying draw