| Men's singles | |
|---|---|
| 2016 Rio Open | |
| Champion |  Pablo Cuevas |
| Runner-up |  Guido Pella |
| Score | 6–4, 6–7(5–7), 6–4 |
| Draw | 32 (4 Q / 3 WC ) |
| Seeds | 8 |
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.
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)| Semifinals | Final | ||||||||||||
| 1 | Rafael Nadal | 78 | 63 | 4 | |||||||||
| Pablo Cuevas | 66 | 77 | 6 | ||||||||||
| Pablo Cuevas | 6 | 65 | 6 | ||||||||||
| Guido Pella | 4 | 77 | 4 | ||||||||||
| Guido Pella | 6 | 6 | |||||||||||
| 5 | Dominic Thiem | 1 | 4 | ||||||||||
| First round | Second round | Quarterfinals | 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 | 63 | 7 | 6 | A Dolgopolov | 3 | 6 | 6 | ||||||||||||||||||||
| 8 | T Bellucci | 77 | 5 | 2 | 1 | R Nadal | 78 | 63 | 4 | ||||||||||||||||||
| 3 | J-W Tsonga | 3 | 6 | 4 | P Cuevas | 66 | 77 | 6 | |||||||||||||||||||
| WC | T Monteiro | 6 | 3 | 6 | WC | T Monteiro | 65 | 3 | |||||||||||||||||||
| P Cuevas | 6 | 6 | P Cuevas | 77 | 6 | ||||||||||||||||||||||
| Q | F Bagnis | 2 | 0 | P Cuevas | 6 | 77 | |||||||||||||||||||||
| M Cecchinato | 4 | 6 | 1 | F Delbonis | 4 | 64 | |||||||||||||||||||||
| P Lorenzi | 6 | 3 | 6 | P Lorenzi | 3 | 0 | |||||||||||||||||||||
| F Delbonis | 7 | 6 | F Delbonis | 6 | 6 | ||||||||||||||||||||||
| 6 | J Sock | 5 | 1 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | F Fognini | 7 | 6 | ||||||||||||||||||||||||
 A Bedene | 5 | 3 | 7 | F Fognini | 6 | 1r | |||||||||||||||||||||
| Q | D Gimeno-Traver | 5 | Q | D Gimeno-Traver | 4 | 3 | |||||||||||||||||||||
| J Mónaco | 2r | Q | D Gimeno-Traver | 7 | 1 | 5 | |||||||||||||||||||||
 S Giraldo | 6 | 7 | G Pella | 5 | 6 | 7 | |||||||||||||||||||||
| Q |  G Elias | 4 | 65 | S Giraldo | 4 | 0 | |||||||||||||||||||||
| G Pella | 77 | 5 | 710 | G Pella | 6 | 6 | |||||||||||||||||||||
| 4 | J Isner | 65 | 7 | 68 | 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 | 4r | 2 | D Ferrer | 3 | 2 | ||||||||||||||||||||||
| A Ramos | 3 | A Ramos | 6 | 1 | 4 | ||||||||||||||||||||||
| WC |  N Jarry | 3 | 63 | 2 | D Ferrer | 4 | 6 | 6 | |||||||||||||||||||
| 2 | D Ferrer | 6 | 77 | ||||||||||||||||||||||||
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)| First round | Qualifying competition | ||||||||||||
| 1 | Paul-Henri Mathieu | 6 | 6 | ||||||||||
| Alt | André Ghem | 3 | 4 | ||||||||||
| 1 | Paul-Henri Mathieu | 4 | 2r | ||||||||||
| 5 | Daniel Gimeno-Traver | 6 | 2 | ||||||||||
| Alt | Guilherme Clezar | 3 | 2 | ||||||||||
| 5 | Daniel Gimeno-Traver | 6 | 6 | ||||||||||
| First round | Qualifying competition | ||||||||||||
| 2 | Taro Daniel | 6 | 6 | ||||||||||
| 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 | 3 | 6 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 3 | Facundo Bagnis | 6 | 2 | 6 | |||||||||
| Máximo González | 3 | 6 | 4 | ||||||||||
| 3 | Facundo Bagnis | 6 | 5 | ||||||||||
| 6 | Albert Montañés | 4 | 2r | ||||||||||
| WC | José Pereira | 77 | 4 | 0 | |||||||||
| 6 | Albert Montañés | 63 | 6 | 6 | |||||||||
| First round | Qualifying competition | ||||||||||||
| 4 | Rogério Dutra Silva | 6 | 6 | ||||||||||
| 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 | 6 | 6 | ||||||||||
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