# 2023 Chile Open – Singles

Nicolás Jarry defeated Tomás Martín Etcheverry in the final, 6–7$^{(5–7)}$, 7–6$^{(7–5)}$, 6–2 to win the singles tennis title at the 2023 Chile Open. This was Jarry's first ATP title since 2019.
Pedro Martínez was the defending champion, but lost in the first round to Yannick Hanfmann.

## Seeds

The top four seeds received a bye into the second round.
* Lorenzo Musetti (second round)
* Francisco Cerúndolo (second round)
* Sebastián Báez (semifinals)
* Diego Schwartzman (second round)
* Albert Ramos Viñolas (first round)
* Laslo Đere (quarterfinals)
* Pedro Cachin (first round)
* Bernabé Zapata Miralles (withdrew)

## 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 | Final |
| | Jaume Munar | 6 | 6$^4$ | 1 | | | | | |
| SE | Nicolás Jarry | 1 | 7$^7$ | 6 | | | | | |
| SE | Nicolás Jarry | 1 | 7$^7$ | 6 | SE | Nicolás Jarry | 6$^5$ | 7$^7$ | 6 |
| | | | | | | Tomás Martín Etcheverry | 7$^7$ | 6$^5$ | 2 |
| 3 | Sebastián Báez | 5 | 3 | | | Tomás Martín Etcheverry | 7$^7$ | 6$^5$ | 2 |
| | Tomás Martín Etcheverry | 7 | 6 | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | L Musetti | 4 | 4 | | | | | | | | | | | |
| WC | A Tabilo | 0 | 7$^7$ | 6$^5$ | | J Munar | 6 | 6 | | | | | | | | | | | |
| | J Munar | 6 | 6$^4$ | 7$^7$ | | | | | | | J Munar | 6 | 3 | 6 | | | | | |
| | F Bagnis | 2 | 6 | 6$^3$ | | | | | | | T Monteiro | 3 | 6 | 2 | | | | | |
| | M Cecchinato | 6 | 3 | 7$^7$ | | M Cecchinato | 6 | 3 | 2 | | | | | | | | | | |
| | T Monteiro | 7 | 4 | 7 | | T Monteiro | 3 | 6 | 6 | | | | | | | | | | |
| 5 | A Ramos Viñolas | 5 | 6 | 5 | | | | | | | | | | | | J Munar | 6 | 6$^4$ | 1 |
| | | | | | | | | | | | | | | | SE | N Jarry | 1 | 7$^7$ | 6 |
| | | | | | 4 | D Schwartzman | 4 | 6 | 6$^2$ | | | | | | | | | | |
| SE | N Jarry | 7$^7$ | 6 | | SE | N Jarry | 6 | 4 | 7$^7$ | | | | | | | | | | |
| | JP Varillas | 6$^1$ | 4 | | | | | | | SE | N Jarry | 3 | 6 | 6 | | | | | |
| | P Martínez | 2 | 0 | | | | | | | Q | Y Hanfmann | 6 | 3 | 4 | | | | | |
| Q | Y Hanfmann | 6 | 6 | | Q | Y Hanfmann | 7$^8$ | 6 | | | | | | | | | | | |
| | R Carballés Baena | 6 | 0 | | | R Carballés Baena | 6$^6$ | 2 | | | | | | | | | | | |
| LL | C Taberner | 1 | 0$^r$ | | | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | L Đere | 6 | 6 | | | | | | | | | | | | | | |
| | J Sousa | 3 | 2 | | 6 | L Đere | 7 | 7 | | | | | | | | | |
| Q | R Bonadio | 6 | 7$^7$ | | Q | R Bonadio | 5 | 5 | | | | | | | | | |
| | DE Galán | 3 | 6$^5$ | | | | | | | 6 | L Đere | 6$^4$ | 4 | | | | |
| WC | D Thiem | 2 | 6$^2$ | | | | | | | 3 | S Báez | 7$^7$ | 6 | | | | |
| WC | C Garín | 6 | 7$^7$ | | WC | C Garín | 4 | 3 | | | | | | | | | |
| | | | | | 3 | S Báez | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | S Báez | 5 | 3 |
| 7 | P Cachin | 4 | 6 | 3 | | | | | | | | | | | TM Etcheverry | 7 | 6 |
| Q | JM Cerúndolo | 6 | 3 | 6 | Q | JM Cerúndolo | 2 | 6 | 6$^2$ | | | | | | | | |
| Q | C Ugo Carabelli | 1 | 3 | | | D Lajović | 6 | 2 | 7$^7$ | | | | | | | | |
| | D Lajović | 6 | 6 | | | | | | | | D Lajović | 1 | 2 | | | | |
| | F Fognini | 1 | 6$^1$ | | | | | | | | TM Etcheverry | 6 | 6 | | | | |
| | TM Etcheverry | 6 | 7$^7$ | | | TM Etcheverry | 6 | 3 | 6 | | | | | | | | |
| | | | | | 2 | F Cerúndolo | 3 | 6 | 3 | | | | | | | | |

## Qualifying
### Seeds

* Hugo Gaston (first round)
* Juan Manuel Cerúndolo (qualified)
* Camilo Ugo Carabelli (qualified)
* Yannick Hanfmann (qualified)
* Jozef Kovalík (first round)
* Felipe Meligeni Alves (first round)
* Franco Agamenone (first round)
* Riccardo Bonadio (qualified)

### Qualifiers

* Riccardo Bonadio
* Juan Manuel Cerúndolo
* Camilo Ugo Carabelli
* Yannick Hanfmann

### Lucky loser

* Carlos Taberner

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Hugo Gaston | 6$^{10}$ | 5 | | | | |
| | Renzo Olivo | 7$^{12}$ | 7 | | | | |
| | Renzo Olivo | 7$^{12}$ | 7 | | Renzo Olivo | 4 | 2 |
| | | | | 8/Alt | Riccardo Bonadio | 6 | 6 |
| WC | Gonzalo Lama | 3 | 0$^r$ | 8/Alt | Riccardo Bonadio | 6 | 6 |
| 8/Alt | Riccardo Bonadio | 6 | 2 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Juan Manuel Cerúndolo | 1 | 6 | 7 | | | | |
| Alt | Tomás Barrios Vera | 6 | 3 | 5 | | | | |
| Alt | Tomás Barrios Vera | 6 | 3 | 5 | 2 | Juan Manuel Cerúndolo | 6 | 6 |
| | | | | | | Federico Delbonis | 4 | 4 |
| | Federico Delbonis | 6 | 6 | | | Federico Delbonis | 4 | 4 |
| 6 | Felipe Meligeni Alves | 4 | 2 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Camilo Ugo Carabelli | 6 | 6 | | | | | | |
| Alt | Facundo Díaz Acosta | 4 | 4 | | | | | | |
| Alt | Facundo Díaz Acosta | 4 | 4 | | 3 | Camilo Ugo Carabelli | 1 | 6 | 6 |
| | | | | | WC | Thiago Seyboth Wild | 6 | 1 | 1 |
| WC | Thiago Seyboth Wild | 6 | 4 | 6 | WC | Thiago Seyboth Wild | 6 | 1 | 1 |
| 7 | Franco Agamenone | 3 | 6 | 4 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Yannick Hanfmann | 6 | 6 | | | | | |
| | Andrea Pellegrino | 1 | 1 | | | | | |
| | Andrea Pellegrino | 1 | 1 | | 4 | Yannick Hanfmann | 6 | 6 |
| | | | | | | Carlos Taberner | 4 | 1 |
| | Carlos Taberner | 7 | 3 | 6 | | Carlos Taberner | 4 | 1 |
| 5 | Jozef Kovalík | 5 | 6 | 4 | | | | |