The 2021 Argentina Open was a men's tennis tournament played on outdoor clay courts. It was the 24th edition of the ATP Buenos Aires event and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place in Buenos Aires, Argentina, from 1–7 March 2021.[1]
Finals
Singles
Diego Schwartzman defeated Francisco Cerúndolo, 6–1, 6–2.
Doubles
Tomislav Brkić / 
Nikola Ćaćić defeated 
Ariel Behar / 
Gonzalo Escobar, 6–3, 7–5.
Points and prize money
Point distribution
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q3 | Q2 | Q1 |
| Singles | 250 | 150 | 90 | 45 | 20 | 0 | 12 | 6 | 3 | 0 |
|---|---|---|---|---|---|---|---|---|---|---|
| Doubles | 0 | — | — | — | — | — |
Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q3 | Q2 | Q1 |
| Singles | $24,400 | $18,030 | $13,510 | $9,240 | $6,310 | $4,505 | $3,470 | $2,310 | $1,275 |
| Doubles | $8,510 | $6,230 | $4,730 | $3,390 | $2,480 | — | — | — | — |
| Doubles prize money per team | |||||||||
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| ARG
|
Diego Schwartzman | 9 | 1 |
 CHI
|
Cristian Garín | 22 | 2 |
 FRA
|
Benoît Paire | 29 | 3 |
| SRB
|
Miomir Kecmanović | 41 | 4 |
 ESP
|
Albert Ramos Viñolas | 47 | 5 |
| ESP
|
Pablo Andújar | 55 | 6 |
| SRB
|
Laslo Đere | 59 | 7 |
 USA
|
Frances Tiafoe | 62 | 8 |
- 1 Rankings are as of February 22, 2021[2]
Other entrants
The following players received wildcards into the singles main draw:
The following players received special exemptions into the singles main draw:
The following players received entry from the qualifying draw:
Withdrawals
- Before the tournament
- Pablo Cuevas → replaced by
Gianluca Mager - Pedro Martínez → replaced by
Andrej Martin - Guido Pella → replaced by Roberto Carballés Baena
Doubles main draw entrants
Seeds
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| USA
|
Austin Krajicek |  CRO
|
Franko Škugor | 74 | 1 |
 BRA
|
Marcelo Demoliner |  MEX
|
Santiago González | 93 | 2 |
| ITA
|
Simone Bolelli | ARG
|
Máximo González | 115 | 3 |
| URU
|
Ariel Behar | ECU
|
Gonzalo Escobar | 123 | 4 |
- 1 Rankings are as of February 22, 2021
Other entrants
The following pairs received wildcards into the doubles main draw:
Withdrawals
- Before the tournament
- Marco Cecchinato / Guido Pella → replaced by Roberto Carballes Baena / Salvatore Caruso
- Pablo Cuevas /
Oliver Marach → replaced by Oliver Marach / 
Luis David Martínez - Pablo Andújar / Pedro Martinez → replaced by Pablo Andújar / Jaume Munar
- During the tournament
References
- ^ "Argentina Open Overview". atptour.com.
- ^ "Argentina Open 2021: Schwartzman principal cabeza de serie". ole.com.ar.