# 2016 Rio Open – Men's singles

David Ferrer was the defending champion, but lost in the quarterfinals to Dominic Thiem.
Pablo Cuevas won the title, defeating Guido Pella in the final, 6–4, 6–7$^{(5–7)}$, 6–4.

## Seeds

* Rafael Nadal (semifinals)
* David Ferrer (quarterfinals)
* Jo-Wilfried Tsonga (first round)
* John Isner (first round)
* Dominic Thiem (semifinals)
* Jack Sock (first round)
* Fabio Fognini (second round , retired)
* Thomaz Bellucci (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 |
| 1 | Rafael Nadal | 7$^8$ | 6$^3$ | 4 | | | | |
| | Pablo Cuevas | 6$^6$ | 7$^7$ | 6 | | | | |
| | Pablo Cuevas | 6$^6$ | 7$^7$ | 6 | Pablo Cuevas | 6 | 6$^5$ | 6 |
| | | | | | Guido Pella | 4 | 7$^7$ | 4 |
| | Guido Pella | 6 | 6 | | Guido Pella | 4 | 7$^7$ | 4 |
| 5 | Dominic Thiem | 1 | 4 | | | | | |

### 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 | R Nadal | 6 | 6 | | | | | | | | | | | | | | | |
| | P Carreño Busta | 1 | 4 | | 1 | R Nadal | 6 | 7 | | | | | | | | | | |
| | N Almagro | 6 | 3 | 6 | | N Almagro | 3 | 5 | | | | | | | | | | |
| | D Muñoz de la Nava | 1 | 6 | 4 | | | | | | 1 | R Nadal | w/o | | | | | | |
| Q | T Daniel | 6 | 5 | 2 | | | | | | | A Dolgopolov | | | | | | | |
| | I Cervantes | 3 | 7 | 6 | | I Cervantes | 6 | 0 | 3 | | | | | | | | | |
| | A Dolgopolov | 6$^3$ | 7 | 6 | | A Dolgopolov | 3 | 6 | 6 | | | | | | | | | |
| 8 | T Bellucci | 7$^7$ | 5 | 2 | | | | | | | | | | 1 | R Nadal | 7$^8$ | 6$^3$ | 4 |
| 3 | J-W Tsonga | 3 | 6 | 4 | | | | | | | | | | | P Cuevas | 6$^6$ | 7$^7$ | 6 |
| WC | T Monteiro | 6 | 3 | 6 | WC | T Monteiro | 6$^5$ | 3 | | | | | | | | | | |
| | P Cuevas | 6 | 6 | | | P Cuevas | 7$^7$ | 6 | | | | | | | | | | |
| Q | F Bagnis | 2 | 0 | | | | | | | | P Cuevas | 6 | 7$^7$ | | | | | |
| | M Cecchinato | 4 | 6 | 1 | | | | | | | F Delbonis | 4 | 6$^4$ | | | | | |
| | P Lorenzi | 6 | 3 | 6 | | P Lorenzi | 3 | 0 | | | | | | | | | | |
| | F Delbonis | 7 | 6 | | | F Delbonis | 6 | 6 | | | | | | | | | | |
| 6 | J Sock | 5 | 1 | | | | | | | | | | | | | | | |

### 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 | F Fognini | 7 | 6 | | | | | | | | | | | | | | | |
| | A Bedene | 5 | 3 | | 7 | F Fognini | 6 | 1$^r$ | | | | | | | | | | |
| Q | D Gimeno-Traver | 5 | | | Q | D Gimeno-Traver | 4 | 3 | | | | | | | | | | |
| | J Mónaco | 2$^r$ | | | | | | | | Q | D Gimeno-Traver | 7 | 1 | 5 | | | | |
| | S Giraldo | 6 | 7 | | | | | | | | G Pella | 5 | 6 | 7 | | | | |
| Q | G Elias | 4 | 6$^5$ | | | S Giraldo | 4 | 0 | | | | | | | | | | |
| | G Pella | 7$^7$ | 5 | 7$^{10}$ | | G Pella | 6 | 6 | | | | | | | | | | |
| 4 | J Isner | 6$^5$ | 7 | 6$^8$ | | | | | | | | | | | | G Pella | 6 | 6 |
| 5 | D Thiem | 6 | 6 | | | | | | | | | | | | 5 | D Thiem | 1 | 4 |
| | P Andújar | 3 | 4 | | 5 | D Thiem | 7 | 7 | | | | | | | | | | |
| | D Schwartzman | 6 | 6 | | | D Schwartzman | 5 | 5 | | | | | | | | | | |
| WC | J Souza | 3 | 2 | | | | | | | 5 | D Thiem | 6 | 6 | | | | | |
| | D Lajović | 4$^r$ | | | | | | | | 2 | D Ferrer | 3 | 2 | | | | | |
| | A Ramos | 3 | | | | A Ramos | 6 | 1 | 4 | | | | | | | | | |
| WC | N Jarry | 3 | 6$^3$ | | 2 | D Ferrer | 4 | 6 | 6 | | | | | | | | | |
| 2 | D Ferrer | 6 | 7$^7$ | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Paul-Henri Mathieu (qualifying competition , retired)
* Taro Daniel (qualified)
* Facundo Bagnis (qualified)
* Rogério Dutra Silva (qualifying competition)
* Daniel Gimeno-Traver (qualified)
* Albert Montañés (qualifying competition , retired)
* Facundo Argüello (qualifying competition)
* Gastão Elias (qualified)

### Qualifiers

* Daniel Gimeno-Traver
* Taro Daniel
* Facundo Bagnis
* Gastão Elias

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Paul-Henri Mathieu | 6 | 6 | | | | |
| Alt | André Ghem | 3 | 4 | | | | |
| Alt | André Ghem | 3 | 4 | 1 | Paul-Henri Mathieu | 4 | 2$^r$ |
| | | | | 5 | Daniel Gimeno-Traver | 6 | 2 |
| Alt | Guilherme Clezar | 3 | 2 | 5 | Daniel Gimeno-Traver | 6 | 2 |
| 5 | Daniel Gimeno-Traver | 6 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Taro Daniel | 6 | 6 | | | | | | |
| WC | Orlando Luz | 4 | 4 | | | | | | |
| WC | Orlando Luz | 4 | 4 | | 2 | Taro Daniel | 3 | 6 | 6 |
| | | | | | 7 | Facundo Argüello | 6 | 2 | 3 |
| | Blaž Rola | 6 | 2 | 1 | 7 | Facundo Argüello | 6 | 2 | 3 |
| 7 | Facundo Argüello | 3 | 6 | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Facundo Bagnis | 6 | 2 | 6 | | | | |
| | Máximo González | 3 | 6 | 4 | | | | |
| | Máximo González | 3 | 6 | 4 | 3 | Facundo Bagnis | 6 | 5 |
| | | | | | 6 | Albert Montañés | 4 | 2$^r$ |
| WC | José Pereira | 7$^7$ | 4 | 0 | 6 | Albert Montañés | 4 | 2$^r$ |
| 6 | Albert Montañés | 6$^3$ | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Rogério Dutra Silva | 6 | 6 | | | | | |
| Alt | Hans Podlipnik-Castillo | 2 | 2 | | | | | |
| Alt | Hans Podlipnik-Castillo | 2 | 2 | 4 | Rogério Dutra Silva | 6 | 5 | 2 |
| | | | | 8 | Gastão Elias | 1 | 7 | 6 |
| WC | Carlos Eduardo Severino | 3 | 2 | 8 | Gastão Elias | 1 | 7 | 6 |
| 8 | Gastão Elias | 6 | 6 | | | | | |