# 2021 WTA Argentina Open – Singles

This was the first edition of the tournament since 1987.
Anna Bondár won the title, defeating Diane Parry in the final, 6–3, 6–3.

## Seeds

* Mayar Sherif (semifinals)
* Beatriz Haddad Maia (quarterfinals)
* Anna Bondár (champion)
* Irina Bara (quarterfinals)
* Panna Udvardy (semifinals)
* Ekaterine Gorgodze (quarterfinals)
* Diane Parry (final)
* Despina Papamichail (quarterfinals)

## 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 | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Mayar Sherif | 6 | 3 | 3 | | | | |
| 3 | Anna Bondár | 4 | 6 | 6 | | | | |
| 3 | Anna Bondár | 4 | 6 | 6 | 3 | Anna Bondár | 6 | 6 |
| | | | | | 7 | Diane Parry | 3 | 3 |
| 5 | Panna Udvardy | 3 | 6$^3$ | | 7 | Diane Parry | 3 | 3 |
| 7 | Diane Parry | 6 | 7$^7$ | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | M Sherif | 6 | 3 | 7$^7$ | | | | | | | | | | | | | | |
| | A Lázaro García | 4 | 6 | 6$^2$ | 1 | M Sherif | 6 | 6 | | | | | | | | | | |
| | B Gatica | 6 | 6$^2$ | 4 | | K Gerlach | 3 | 2 | | | | | | | | | | |
| | K Gerlach | 1 | 7$^7$ | 6 | | | | | | 1 | M Sherif | 6 | 6 | | | | | |
| | Jasmin Jebawy | 1 | 1 | | | | | | | 6 | E Gorgodze | 1 | 4 | | | | | |
| | X You | 6 | 6 | | | X You | 6 | 3 | 1 | | | | | | | | | |
| | V Bosio | 2 | 3 | | 6 | E Gorgodze | 1 | 6 | 6 | | | | | | | | | |
| 6 | E Gorgodze | 6 | 6 | | | | | | | | | | | 1 | M Sherif | 6 | 3 | 3 |
| 3 | A Bondár | 6 | 6 | | | | | | | | | | | 3 | A Bondár | 4 | 6 | 6 |
| | I Burillo Escorihuela | 0 | 0 | | 3 | A Bondár | 6 | 7 | | | | | | | | | | |
| | AS Sánchez | 3 | 3 | | | V Jiménez Kasintseva | 4 | 5 | | | | | | | | | | |
| | V Jiménez Kasintseva | 6 | 6 | | | | | | | 3 | A Bondár | 6 | 7 | | | | | |
| Q | Sol Faga | 2 | 4 | | | | | | | 8 | D Papamichail | 4 | 5 | | | | | |
| WC | S Sierra | 6 | 6 | | WC | S Sierra | 6$^6$ | 4 | | | | | | | | | | |
| | ML Carlé | 6 | 2 | 2 | 8 | D Papamichail | 7$^8$ | 6 | | | | | | | | | | |
| 8 | D Papamichail | 3 | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | P Udvardy | 6 | 6 | | | | | | | | | | | | | | | |
| WC | Julieta Estable | 3 | 2 | | 5 | P Udvardy | 5 | 7$^7$ | 7 | | | | | | | | | |
| | L Pigossi | 6 | 2 | 6 | | L Pigossi | 7 | 6$^4$ | 5 | | | | | | | | | |
| | V Cepede Royg | 4 | 6 | 4 | | | | | | 5 | P Udvardy | 6 | 1 | 6 | | | | |
| Q | María Victoria Burstein | 0 | 0 | | | | | | | 4 | I Bara | 1 | 6 | 1 | | | | |
| | C Alves | 6 | 6 | | | C Alves | 5 | 3 | | | | | | | | | | |
| Q | M Capurro Taborda | 3 | 1 | | 4 | I Bara | 7 | 6 | | | | | | | | | | |
| 4 | I Bara | 6 | 6 | | | | | | | | | | | | 5 | P Udvardy | 3 | 6$^3$ |
| 7 | D Parry | 6 | 6 | | | | | | | | | | | | 7 | D Parry | 6 | 7$^7$ |
| Q | Luciana Moyano | 0 | 1 | | 7 | D Parry | 4 | 6 | 6 | | | | | | | | | |
| WC | S Luini | 2 | 3 | | | E Avanesyan | 6 | 2 | 1 | | | | | | | | | |
| | E Avanesyan | 6 | 6 | | | | | | | 7 | D Parry | 4 | 6 | 6 | | | | |
| | D Seguel | 7 | 6 | | | | | | | 2 | B Haddad Maia | 6 | 4 | 4 | | | | |
| WC | J Ortenzi | 5 | 1 | | | D Seguel | 2 | 4 | | | | | | | | | | |
| | E Arango | 1 | 2 | | 2 | B Haddad Maia | 6 | 6 | | | | | | | | | | |
| 2 | B Haddad Maia | 6 | 6 | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Martina Capurro Taborda (qualified)
* Rebeca Pereira (qualifying competition)

### Qualifiers

* Martina Capurro Taborda
* Sol Faga
* Luciana Moyano
* María Victoria Burstein

### Qualifying draw
#### First qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Martina Capurro Taborda | 6 | 6 | |
| WC | Martina Roldán Santander | 1 | 2 | |

#### Second qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Rebeca Pereira | 4 | 1 | |
| WC | Sol Faga | 6 | 6 | |

#### Third qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| WC | Merlina Sarno | 3 | 5 | |
| WC | Luciana Moyano | 6 | 7 | |

#### Fourth qualifier

| Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| WC | Lara Díaz Zayas | 2 | 3 | |
| WC | María Victoria Burstein | 6 | 6 | |