# 2020 Campeonato Internacional de Tênis de Campinas – Singles

Juan Pablo Varillas was the defending champion but chose not to participate.
Francisco Cerúndolo won the title after defeating Roberto Carballés Baena 6–4, 3–6, 6–3 in the final.

## Seeds

* Roberto Carballés Baena (final)
* Thiago Seyboth Wild (first round)
* Facundo Bagnis (quarterfinals)
* Daniel Elahi Galán (semifinals)
* Mohamed Safwat (quarterfinals)
* Emilio Gómez (second round)
* Francisco Cerúndolo (champion)
* Dmitry Popko (quarterfinals)

## 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 | Final |
| 1 | Roberto Carballés Baena | 6 | 6 | | | | | |
| 4 | Daniel Elahi Galán | 4 | 2 | | | | | |
| 4 | Daniel Elahi Galán | 4 | 2 | 1 | Roberto Carballés Baena | 4 | 6 | 3 |
| | | | | 7 | Francisco Cerúndolo | 6 | 3 | 6 |
| 7 | Francisco Cerúndolo | 6 | 6 | 7 | Francisco Cerúndolo | 6 | 3 | 6 |
| | Felipe Meligeni Alves | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Carballés Baena | 6 | 6 | | | | | | | | | | | | | | | |
| | R Ortega Olmedo | 4 | 0 | | 1 | R Carballés Baena | 4 | 6 | 7 | | | | | | | | | |
| | V Kopřiva | 7 | 5 | | | V Kopřiva | 6 | 3 | 5 | | | | | | | | | |
| | T Gabashvili | 5 | 3$^r$ | | | | | | | 1 | R Carballés Baena | 6 | 1 | 6 | | | | |
| Q | C Ugo Carabelli | 1 | 4 | | | | | | | 5 | M Safwat | 4 | 6 | 0 | | | | |
| | T Bellucci | 6 | 6 | | | T Bellucci | 6 | 4 | 3 | | | | | | | | | |
| | MT Barrios Vera | 7 | 2 | 2 | 5 | M Safwat | 2 | 6 | 6 | | | | | | | | | |
| 5 | M Safwat | 5 | 6 | 6 | | | | | | | | | | | 1 | R Carballés Baena | 6 | 6 |
| 4 | DE Galán | 6 | 6 | | | | | | | | | | | | 4 | DE Galán | 4 | 2 |
| Q | J Sels | 2 | 3 | | 4 | DE Galán | 6 | 3 | 7$^7$ | | | | | | | | | |
| WC | Oscar José Gutierrez | 5 | 6 | 1 | Q | S Báez | 3 | 6 | 6$^5$ | | | | | | | | | |
| Q | S Báez | 7 | 1 | 6 | | | | | | 4 | DE Galán | 6 | 6 | | | | | |
| | JP Ficovich | 6 | 3 | 6$^5$ | | | | | | 8 | D Popko | 3 | 3 | | | | | |
| | J Menezes | 4 | 6 | 7$^7$ | | J Menezes | 2 | 5 | | | | | | | | | | |
| SE | TA Tirante | 7 | 5 | 2 | 8 | D Popko | 6 | 7 | | | | | | | | | | |
| 8 | D Popko | 5 | 7 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | F Cerúndolo | 6 | 6 | | | | | | | | | | | | | | |
| | P Sakamoto | 1 | 3 | | 7 | F Cerúndolo | 4 | 7 | 7$^7$ | | | | | | | | |
| | G Clezar | 4 | 4 | | | F Mena | 6 | 5 | 6$^0$ | | | | | | | | |
| | F Mena | 6 | 6 | | | | | | | 7 | F Cerúndolo | 6 | 7 | | | | |
| | R Olivo | 6$^3$ | 6 | 6 | | | | | | 3 | F Bagnis | 2 | 5 | | | | |
| SE | V Sachko | 7$^7$ | 0 | 4 | | R Olivo | 1 | 5 | | | | | | | | | |
| WC | JL Reis da Silva | 7$^7$ | 4 | 4 | 3 | F Bagnis | 6 | 7 | | | | | | | | | |
| 3 | F Bagnis | 6$^5$ | 6 | 6 | | | | | | | | | | 7 | F Cerúndolo | 6 | 6 |
| 6 | E Gómez | 6 | 7$^{12}$ | | | | | | | | | | | | F Meligeni Alves | 1 | 4 |
| | R Quiroz | 3 | 6$^{10}$ | | 6 | E Gómez | 4 | 4 | | | | | | | | | |
| | F Meligeni Alves | 6 | 7$^7$ | | | F Meligeni Alves | 6 | 6 | | | | | | | | | |
| Q | C Gómez-Herrera | 4 | 6$^3$ | | | | | | | | F Meligeni Alves | 7 | 6 | | | | |
| WC | M Pucinelli de Almeida | 6$^3$ | 2 | | | | | | | | A Tabilo | 5 | 1 | | | | |
| Alt | O Luz | 7$^7$ | 6 | | Alt | O Luz | | | | | | | | | | | |
| | A Tabilo | 6 | 6 | | | A Tabilo | w/o | | | | | | | | | | |
| 2 | T Seyboth Wild | 1 | 3 | | | | | | | | | | | | | | |