# 2016 Campeonato Internacional de Tenis de Santos – Singles

Blaž Rola was the defending champion but chose not to defend his title.
Renzo Olivo won the title after defeating Thiago Monteiro 6–4, 7–6$^{(7–5)}$ in the final.

## Seeds

* Facundo Bagnis (quarterfinals)
* Thiago Monteiro (final)
* Rogério Dutra Silva (quarterfinals)
* Renzo Olivo (champion)
* João Souza (first round)
* Guido Andreozzi (quarterfinals)
* Nicolás Kicker (quarterfinals)
* Máximo González (semifinals)

## 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 |
| | Agustín Velotti | 4 | 7 | 1 | | | | |
| 4 | Renzo Olivo | 6 | 5 | 6 | | | | |
| 4 | Renzo Olivo | 6 | 5 | 6 | 4 | Renzo Olivo | 6 | 7$^7$ |
| | | | | | 2 | Thiago Monteiro | 4 | 6$^5$ |
| 8 | Máximo González | 6$^7$ | 5 | | 2 | Thiago Monteiro | 4 | 6$^5$ |
| 2 | Thiago Monteiro | 7$^9$ | 7 | | | | | |

### 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 | F Bagnis | 6 | 6 | | | | | | | | | | | | | | | | |
| | Maximiliano Estévez | 2 | 2 | | 1 | F Bagnis | 6 | 2 | 6 | | | | | | | | | | |
| | Wilson Leite | 5 | 2 | | | A Ghem | 2 | 6 | 4 | | | | | | | | | | |
| | A Ghem | 7 | 6 | | | | | | | 1 | F Bagnis | 1 | 6 | 4 | | | | | |
| | G Escobar | 6 | 6 | | | | | | | | A Velotti | 6 | 4 | 6 | | | | | |
| | Marvin Bernardo Spiering | 3 | 2 | | | G Escobar | 6$^6$ | 2 | | | | | | | | | | | |
| | A Velotti | 5 | 6 | 7$^8$ | | A Velotti | 7$^8$ | 6 | | | | | | | | | | | |
| 5 | J Souza | 7 | 2 | 6$^6$ | | | | | | | | | | | | A Velotti | 4 | 7 | 1 |
| 4 | R Olivo | 6 | 5 | 6 | | | | | | | | | | | 4 | R Olivo | 6 | 5 | 6 |
| Q | Caio Silva | 1 | 7 | 2 | 4 | R Olivo | 6 | 7 | | | | | | | | | | | |
| PR | F de Paula | 6 | 6 | | PR | F de Paula | 3 | 5 | | | | | | | | | | | |
| Q | E Dischinger | 0 | 2 | | | | | | | 4 | R Olivo | 2 | 7$^7$ | 6 | | | | | |
| | F Argüello | 6 | 3 | 3 | | | | | | 6 | G Andreozzi | 6 | 6$^3$ | 3 | | | | | |
| | F Mena | 2 | 6 | 6 | | F Mena | 2 | 2 | | | | | | | | | | | |
| | Carlos Eduardo Severino | 2 | 1 | | 6 | G Andreozzi | 6 | 6 | | | | | | | | | | | |
| 6 | G Andreozzi | 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 |
| 8 | M González | 6 | 6 | | | | | | | | | | | | | | | |
| Q | Oscar José Gutierrez | 1 | 3 | | 8 | M González | 6 | 3 | 6 | | | | | | | | | |
| | C Lindell | 1 | 6 | 2 | | JI Londero | 2 | 6 | 4 | | | | | | | | | |
| | JI Londero | 6 | 4 | 6 | | | | | | 8 | M González | 6 | 6 | | | | | |
| WC | T Seyboth Wild | 2 | 5 | | | | | | | 3 | R Dutra Silva | 2 | 2 | | | | | |
| | JP Sorgi | 6 | 7 | | | JP Sorgi | 5 | 3 | | | | | | | | | | |
| | Bastián Malla | 4 | 6 | 1 | 3 | R Dutra Silva | 7 | 6 | | | | | | | | | | |
| 3 | R Dutra Silva | 6 | 4 | 6 | | | | | | | | | | | 8 | M González | 6$^7$ | 5 |
| 7 | N Kicker | 6 | 6 | | | | | | | | | | | | 2 | T Monteiro | 7$^9$ | 7 |
| WC | F Meligeni Alves | 2 | 1 | | 7 | N Kicker | 6 | 6 | | | | | | | | | | |
| | A Miele | 1 | 1 | | Q | F Neis | 3 | 4 | | | | | | | | | | |
| Q | F Neis | 6 | 6 | | | | | | | 7 | N Kicker | 6 | 3 | 6$^4$ | | | | |
| WC | R Matos | 4 | 1 | | | | | | | 2 | T Monteiro | 4 | 6 | 7$^7$ | | | | |
| | P Sakamoto | 6 | 6 | | | P Sakamoto | 3 | 3 | | | | | | | | | | |
| WC | Osni Junior | 2 | 6$^3$ | | 2 | T Monteiro | 6 | 6 | | | | | | | | | | |
| 2 | T Monteiro | 6 | 7$^7$ | | | | | | | | | | | | | | | |