# Tennis at the 2010 South American Games – Men's singles

The men's singles event at the 2010 South American Games was held over March 22–28.

## Medalists

| Gold | Silver | Bronze |
| Facundo Arguello Argentina | Agustín Velotti Argentina | Guilherme Clézar Brazil |

## 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

### Final four

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Agustín Velotti (ARG) | 7$^7$ | 7$^7$ | | | | | |
| 4 | Duilio Beretta (PER) | 6$^3$ | 6$^4$ | | | | | |
| 4 | Duilio Beretta (PER) | 6$^3$ | 6$^4$ | 1 | Agustín Velotti (ARG) | 7 | 2 | 4 |
| | | | | 5 | Facundo Arguello (ARG) | 6 | 6 | 6 |
| 3 | Guilherme Clézar (BRA) | 6 | 3 | 5 | Facundo Arguello (ARG) | 6 | 6 | 6 |
| 5 | Facundo Arguello (ARG) | 7 | 6 | Bronze medal match | Bronze medal match | Bronze medal match | Bronze medal match | Bronze medal match |
| | | | | 4 | Duilio Beretta (PER) | 4 | 3 | |
| | | | | 3 | Guilherme Clézar (BRA) | 6 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | Agustín Velotti (ARG) | 6 | 6 | | | | | | | | | |
| | Juan Antonio Martinez (PAR) | 2 | 1 | | | S Lopez (COL) | 4 | 1 | | | | | | | | | |
| | Sebastian Lopez (COL) | 6 | 6 | | | | | | | 1 | A Vellotti (ARG) | 7$^7$ | 6 | | | | |
| | Bruno del Granado Barrancos (BOL) | 4 | 6 | 3 | | | | | | 7 | R Rodríguez (VEN) | 6$^5$ | 3 | | | | |
| | Sergio Galdós (PER) | 6 | 4 | 6 | | S Galdós (PER) | 3 | 5 | | | | | | | | | |
| | Felipe Ríos (CHI) | 2 | 1 | | 7 | R Rodríguez (VEN) | 6 | 6 | | | | | | | | | |
| 7 | Ricardo Rodríguez (VEN) | 6 | 6 | | | | | | | | | | | 1 | A Vellotti (ARG) | 7$^7$ | 7$^7$ |
| 4 | Duilio Beretta (PER) | 6 | 6 | | | | | | | | | | | 4 | D Beretta (PER) | 6$^3$ | 6$^4$ |
| | Cristian Chavez (COL) | 1 | 3 | | 4 | D Beretta (PER) | 6 | 6 | | | | | | | | | |
| | Sarvano Mangalie (SUR) | 0 | 0 | | | T Pinheiro (BRA) | 2 | 2 | | | | | | | | | |
| | Thiago Pinheiro (BRA) | 6 | 6 | | | | | | | 4 | D Beretta (PER) | 6 | 6 | | | | |
| | Martín Cuevas (URU) | 6 | 6 | | | | | | | 6 | R Quiroz (ECU) | 4 | 2 | | | | |
| | Luis Vivas (VEN) | 3 | 1 | | | M Cuevas (URU) | 6 | 5 | 3 | | | | | | | | |
| 6 | Roberto Quiroz (ECU) | 6 | 7$^7$ | | 6 | R Quiroz (ECU) | 3 | 7 | 6 | | | | | | | | |
| | Alejandro Justiniano (BOL) | 4 | 6$^5$ | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | Diego Galeano (PAR) | 7 | 6 | | | | | | | | | | | | | | |
| | Rafael Junek (PER) | 6 | 2 | | 8 | D Galeano (PAR) | 6 | 7 | | | | | | | | | |
| | Benjamin Gallegos (CHI) | 7 | 6 | | | B Gallegos (CHI) | 4 | 6 | | | | | | | | | |
| | Tomas Bulles (COL) | 6 | 4 | | | | | | 8 | D Galeano (PAR) | 7 | 2 | 5 | | | | |
| | Diego Hidalgo (ECU) | 4 | 5 | | | | | | 3 | G Clézar (BRA) | 6 | 6 | 7 | | | | |
| | Diego Schwartzman (ARG) | 6 | 7 | | | D Schwartzman (ARG) | 3 | 6 | | | | | | | | | |
| | Rodrigo Senattore (URU) | 3 | 2 | | 3 | G Clézar (BRA) | 6 | 7 | | | | | | | | | |
| 3 | Guilherme Clézar (BRA) | 6 | 6 | | | | | | | | | | | 3 | G Clézar (BRA) | 6 | 3 |
| 5 | Facundo Arguello (ARG) | 6 | 6 | | | | | | | | | | | 5 | F Arguello (ARG) | 7 | 6 |
| | Roberto Elio (BOL) | 2 | 1 | | 5 | F Arguello (ARG) | 7 | 6 | | | | | | | | | |
| | Thiago Monteiro (BRA) | 6 | 3 | 6 | | T Monteiro (BRA) | 6 | 3 | | | | | | | | | |
| | Francisco Kim (PAR) | 1 | 6 | 3 | | | | | 5 | F Arguello (ARG) | 6 | 3 | 6 | | | | |
| | Alvaro Aguad (CHI) | 1 | 3 | | | | | | 2 | J S Gómez (COL) | 3 | 6 | 2 | | | | |
| | Juan Ceballos (VEN) | 6 | 6 | | | J Ceballos (VEN) | 5 | 2 | | | | | | | | | |
| | | | | | 2 | Juan Sebastián Gómez (COL) | 7 | 6 | | | | | | | | | |