# 2019 Rio Open – Singles

Laslo Đere won the title – the first of his career – defeating Félix Auger-Aliassime in the final, 6–3, 7–5. No seeded players reached the quarterfinals, and only one seed (João Sousa) won his first-round match.
Diego Schwartzman was the defending champion, but he retired in the first round against Pablo Cuevas.

## Seeds

* Dominic Thiem (first round)
* Fabio Fognini (first round)
* Marco Cecchinato (first round)
* Diego Schwartzman (first round, retired)
* João Sousa (second round)
* Dušan Lajović (first round)
* Malek Jaziri (first round)
* Nicolás Jarry (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 | Semifinals | Final | Final | Final | Final |
| | Laslo Đere | w/o | | | | | | |
| | Aljaž Bedene | | | | | | | |
| | Aljaž Bedene | | | | | Laslo Đere | 6 | 7 |
| | | | | | WC | Félix Auger-Aliassime | 3 | 5 |
| | Pablo Cuevas | 3 | 6 | 3 | WC | Félix Auger-Aliassime | 3 | 5 |
| WC | Félix Auger-Aliassime | 6 | 3 | 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 |
| 1 | D Thiem | 3 | 3 | | | | | | | | | | | | | |
| | L Đere | 6 | 6 | | | L Đere | 6 | 6 | | | | | | | | |
| WC | T Seyboth Wild | 6 | 3 | 2 | | T Daniel | 4 | 2 | | | | | | | | |
| | T Daniel | 3 | 6 | 6 | | | | | | | L Đere | 6 | 7 | | | |
| Q | C Ruud | 6 | 6 | | | | | | | Q | C Ruud | 4 | 5 | | | |
| LL | C Berlocq | 1 | 2 | | Q | C Ruud | 6 | 3 | 6 | | | | | | | |
| | G Pella | 4 | 6 | 4 | 5 | J Sousa | 3 | 6 | 4 | | | | | | | |
| 5 | J Sousa | 6 | 3 | 6 | | | | | | | | | | | L Đere | w/o |
| 3 | M Cecchinato | 5 | 6$^1$ | | | | | | | | | | | | A Bedene | |
| | A Bedene | 7 | 7$^7$ | | | A Bedene | 6 | 6 | | | | | | | | |
| | P Sousa | 3 | 2 | | WC | T Monteiro | 3 | 4 | | | | | | | | |
| WC | T Monteiro | 6 | 6 | | | | | | | | A Bedene | 4 | 6 | 6 | | |
| | G Andreozzi | 4 | 4 | | | | | | | Q | H Dellien | 6 | 2 | 3 | | |
| Q | H Dellien | 6 | 6 | | Q | H Dellien | 7 | 6 | | | | | | | | |
| | R Carballés Baena | 6 | 6$^5$ | 7$^8$ | | R Carballés Baena | 5 | 4 | | | | | | | | |
| 8 | N Jarry | 3 | 7$^7$ | 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 | Semifinals |
| 7 | M Jaziri | 3 | 5 | | | | | | | | | | | | | | | | |
| | F Delbonis | 6 | 7 | | | F Delbonis | 6 | 5 | 3 | | | | | | | | | | |
| | L Sonego | 6$^7$ | 3 | | | A Ramos Viñolas | 3 | 7 | 6 | | | | | | | | | | |
| | A Ramos Viñolas | 7$^9$ | 6 | | | | | | | | A Ramos Viñolas | 3 | 6 | 3 | | | | | |
| Q | E Ymer | 6 | 5 | 2 | | | | | | | P Cuevas | 6 | 3 | 6 | | | | | |
| Q | JI Londero | 2 | 7 | 6 | Q | JI Londero | 1 | 4 | | | | | | | | | | | |
| | P Cuevas | 6 | 4 | | | P Cuevas | 6 | 6 | | | | | | | | | | | |
| 4 | D Schwartzman | 1 | 1$^r$ | | | | | | | | | | | | | P Cuevas | 3 | 6 | 3 |
| 6 | D Lajović | 2 | 1 | | | | | | | | | | | | WC | F Auger-Aliassime | 6 | 3 | 6 |
| | C Norrie | 6 | 6 | | | C Norrie | 6$^6$ | 7 | 6$^4$ | | | | | | | | | | |
| | J Munar | 7$^7$ | 6 | | | J Munar | 7$^8$ | 5 | 7$^7$ | | | | | | | | | | |
| | L Mayer | 6$^5$ | 4 | | | | | | | | J Munar | 4 | 3 | | | | | | |
| | C Garín | 7 | 6 | | | | | | | WC | F Auger-Aliassime | 6 | 6 | | | | | | |
| | M Marterer | 5 | 3 | | | C Garín | 5 | 4 | | | | | | | | | | | |
| WC | F Auger-Aliassime | 6 | 6 | | WC | F Auger-Aliassime | 7 | 6 | | | | | | | | | | | |
| 2 | F Fognini | 2 | 3 | | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Juan Ignacio Londero (qualified)
* Lorenzo Sonego (moved to main draw)
* Hugo Dellien (qualified)
* Elias Ymer (qualified)
* Casper Ruud (qualified)
* Carlos Berlocq (qualifying competition, lucky loser)
* Rogério Dutra Silva (qualifying competition)
* Pedro Martínez (qualifying competition)

### Qualifiers

* Juan Ignacio Londero
* Casper Ruud
* Hugo Dellien
* Elias Ymer

### Lucky loser

* Carlos Berlocq

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Juan Ignacio Londero | 7$^7$ | 6 | | | | | |
| | Alessandro Giannessi | 6$^3$ | 1 | | | | | |
| | Alessandro Giannessi | 6$^3$ | 1 | | 1 | Juan Ignacio Londero | 7$^7$ | 6 |
| | | | | | 7 | Rogério Dutra Silva | 6$^5$ | 2 |
| | Matteo Donati | 2 | 6 | 1 | 7 | Rogério Dutra Silva | 6$^5$ | 2 |
| 7 | Rogério Dutra Silva | 6 | 3 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| Alt | Facundo Bagnis | 6 | 7 | | | | |
| | Kimmer Coppejans | 4 | 5 | | | | |
| | Kimmer Coppejans | 4 | 5 | Alt | Facundo Bagnis | 5 | 4 |
| | | | | 5 | Casper Ruud | 7 | 6 |
| | Thomaz Bellucci | 6$^3$ | 6$^6$ | 5 | Casper Ruud | 7 | 6 |
| 5 | Casper Ruud | 7$^7$ | 7$^8$ | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Hugo Dellien | 6 | 1 | 6 | | | | |
| WC | Rafael Matos | 4 | 6 | 0 | | | | |
| WC | Rafael Matos | 4 | 6 | 0 | 3 | Hugo Dellien | 6 | 7$^7$ |
| | | | | | 6 | Carlos Berlocq | 3 | 6$^2$ |
| WC | Natan Rodrigues | 3 | 1 | | 6 | Carlos Berlocq | 3 | 6$^2$ |
| 6 | Carlos Berlocq | 6 | 6 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Elias Ymer | 3 | 7 | 6 | | | | | |
| | João Domingues | 6 | 5 | 3 | | | | | |
| | João Domingues | 6 | 5 | 3 | 4 | Elias Ymer | 6 | 1 | 6 |
| | | | | | 8 | Pedro Martínez | 4 | 6 | 4 |
| WC | Mateus Alves | 4 | 6 | 5 | 8 | Pedro Martínez | 4 | 6 | 4 |
| 8 | Pedro Martínez | 6 | 3 | 7 | | | | | |