# 2024 Rio Open – Singles

Sebastián Báez defeated Mariano Navone in the final, 6–2, 6–1 to win the singles tennis title at the 2024 Rio Open. It was his fifth ATP Tour title and his first ATP 500 title. Navone was the second qualifier to contest the Rio Open final, following Gianluca Mager in 2020.
Cameron Norrie was the defending champion, but lost in the semifinals to Navone.
This marked the first time, in ten editions, that the tournament had three Brazilians in the quarterfinals.

## Seeds

* Carlos Alcaraz (first round, retired)
* Cameron Norrie (semifinals)
* Nicolás Jarry (first round)
* Francisco Cerúndolo (semifinals)
* Sebastián Báez (champion)
* Laslo Djere (second round)
* Arthur Fils (first round)
* Sebastian Ofner (first 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 | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 5 | Sebastián Báez | 7 | 6 | | | | |
| 4 | Francisco Cerúndolo | 5 | 0 | | | | |
| 4 | Francisco Cerúndolo | 5 | 0 | 5 | Sebastián Báez | 6 | 6 |
| | | | | Q | Mariano Navone | 2 | 1 |
| Q | Mariano Navone | 6 | 6 | Q | Mariano Navone | 2 | 1 |
| 2 | Cameron Norrie | 4 | 2 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | C Alcaraz | 1$^r$ | | | | | | | | | | | | | | | |
| WC | T Monteiro | 1 | | | WC | T Monteiro | 7 | 6 | | | | | | | | | |
| Q | F Meligeni Alves | 6 | 3 | 6 | Q | F Meligeni Alves | 5 | 3 | | | | | | | | | |
| | P Cachín | 2 | 6 | 3 | | | | | WC | T Monteiro | 4 | 6 | 2 | | | | |
| | F Díaz Acosta | 7 | 6 | | | | | | 5 | S Báez | 6 | 1 | 6 | | | | |
| | S Wawrinka | 5 | 4 | | | F Díaz Acosta | 6$^1$ | 3 | | | | | | | | | |
| Q | C Moutet | 4 | 3 | | 5 | S Báez | 7$^7$ | 6 | | | | | | | | | |
| 5 | S Báez | 6 | 6 | | | | | | | | | | | 5 | S Báez | 7 | 6 |
| 4 | F Cerúndolo | 6 | 1 | 6 | | | | | | | | | | 4 | F Cerúndolo | 5 | 0 |
| Q | F Comesaña | 1 | 6 | 2 | 4 | F Cerúndolo | 6 | 6 | | | | | | | | | |
| | JP Varillas | 6 | 3 | 5 | | A Ramos Viñolas | 2 | 1 | | | | | | | | | |
| | A Ramos Viñolas | 3 | 6 | 7 | | | | | 4 | F Cerúndolo | 3 | 6 | 6 | | | | |
| | D Lajović | 4 | 7$^{10}$ | 6 | | | | | | D Lajović | 6 | 4 | 4 | | | | |
| | DE Galán | 6 | 6$^8$ | 1 | | D Lajović | 6 | 7 | | | | | | | | | |
| | B Zapata Miralles | 3 | 1 | | 6 | L Djere | 2 | 5 | | | | | | | | | |
| 6 | L Djere | 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 |
| 7 | A Fils | 0 | 4 | | | | | | | | | | | | | | | |
| WC | J Fonseca | 6 | 6 | | WC | J Fonseca | 6 | 6 | | | | | | | | | | |
| | R Carballés Baena | 6 | 6$^1$ | 3 | | C Garín | 4 | 4 | | | | | | | | | | |
| | C Garín | 2 | 7$^7$ | 6 | | | | | | WC | J Fonseca | 6 | 3 | 3 | | | | |
| | F Coria | 6 | 4 | 2 | | | | | | Q | M Navone | 2 | 6 | 6 | | | | |
| Q | M Navone | 1 | 6 | 6 | Q | M Navone | 6 | 6 | | | | | | | | | | |
| | Y Hanfmann | 6 | 1 | 7 | | Y Hanfmann | 1 | 2 | | | | | | | | | | |
| 3 | N Jarry | 1 | 6 | 5 | | | | | | | | | | | Q | M Navone | 6 | 6 |
| 8 | S Ofner | 3 | 1 | | | | | | | | | | | | 2 | C Norrie | 4 | 2 |
| | J Munar | 6 | 6 | | | J Munar | 2 | 6 | 3 | | | | | | | | | |
| | A Tabilo | 6 | 4 | 4 | | T Seyboth Wild | 6 | 4 | 6 | | | | | | | | | |
| | T Seyboth Wild | 2 | 6 | 6 | | | | | | | T Seyboth Wild | 1 | 6 | 2 | | | | |
| WC | G Heide | 5 | 3 | | | | | | | 2 | C Norrie | 6 | 3 | 6 | | | | |
| | T Barrios Vera | 7 | 6 | | | T Barrios Vera | 1 | 1 | | | | | | | | | | |
| | H Dellien | 3 | 2 | | 2 | C Norrie | 6 | 6 | | | | | | | | | | |
| 2 | C Norrie | 6 | 6 | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Luciano Darderi (first round)
* Pedro Martínez (first round)
* Thiago Agustín Tirante (first round)
* Mariano Navone (qualified)
* Francisco Comesaña (qualified)
* Tomás Barrios Vera (moved to main draw)
* Alex Molčan (first round)
* Camilo Ugo Carabelli (first round, retired)

### Qualifiers

* Felipe Meligeni Alves
* Corentin Moutet
* Francisco Comesaña
* Mariano Navone

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Luciano Darderi | 2 | 2 | | | |
| | Juan Manuel Cerúndolo | 6 | 6 | | | |
| | Juan Manuel Cerúndolo | 6 | 6 | Juan Manuel Cerúndolo | 3 | 6$^6$ |
| | | | | Felipe Meligeni Alves | 6 | 7$^8$ |
| | Felipe Meligeni Alves | 6 | 6 | Felipe Meligeni Alves | 6 | 7$^8$ |
| 7 | Alex Molčan | 2 | 3 | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Pedro Martínez | 3 | 4 | | | | |
| WC | Matheus Pucinelli de Almeida | 6 | 6 | | | | |
| WC | Matheus Pucinelli de Almeida | 6 | 6 | WC | Matheus Pucinelli de Almeida | 4 | 3 |
| | | | | | Corentin Moutet | 6 | 6 |
| | Corentin Moutet | 6 | 4 | | Corentin Moutet | 6 | 6 |
| 8 | Camilo Ugo Carabelli | 3 | 1$^r$ | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Thiago Agustín Tirante | 6 | 4 | 1 | | | | |
| | Andrea Pellegrino | 1 | 6 | 6 | | | | |
| | Andrea Pellegrino | 1 | 6 | 6 | | Andrea Pellegrino | 3 | 2 |
| | | | | | 5 | Francisco Comesaña | 6 | 6 |
| Alt | Román Andrés Burruchaga | 2 | 2 | | 5 | Francisco Comesaña | 6 | 6 |
| 5 | Francisco Comesaña | 6 | 6 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Mariano Navone | 6 | 6 | | | | |
| WC | Mateus Alves | 4 | 3 | | | | |
| WC | Mateus Alves | 4 | 3 | 4 | Mariano Navone | 6 | 7$^7$ |
| | | | | Alt | Genaro Alberto Olivieri | 1 | 6$^3$ |
| WC | João Lucas Reis da Silva | 5 | 1 | Alt | Genaro Alberto Olivieri | 1 | 6$^3$ |
| Alt | Genaro Alberto Olivieri | 7 | 6 | | | | |