# 2013 Uruguay Open – Singles

Horacio Zeballos was the defending champion but decided not to participate. Thomaz Bellucci won the title over Diego Sebastián Schwartzman

## Seeds

* Leonardo Mayer (quarterfinals)
* Paolo Lorenzi (second round)
* Diego Sebastián Schwartzman (final)
* Alejandro González (first round)
* Rogério Dutra da Silva (quarterfinals)
* Pere Riba (quarterfinals)
* Martín Alund (semifinals)
* Rubén Ramírez Hidalgo (withdrew due to illness)
* Facundo Bagnis (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 | Final | Final | Final | Final |
| 7 | Martín Alund | 3 | 2 | | | | |
| | Thomaz Bellucci | 6 | 6 | | | | |
| | Thomaz Bellucci | 6 | 6 | | Thomaz Bellucci | 6 | 6 |
| | | | | 3 | Diego Schwartzman | 4 | 4 |
| 3 | Diego Schwartzman | 6 | 6 | 3 | Diego Schwartzman | 4 | 4 |
| SE | Pablo Cuevas | 2 | 2 | | | | |

### 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 | L Mayer | 6 | 6 | | | | | | | | | | | | | | |
| LL | M Trungelliti | 4 | 4 | | 1 | L Mayer | 7$^7$ | 6 | | | | | | | | | |
| | K Mesaroš | 3 | 6$^2$ | | Q | A Collarini | 6$^4$ | 3 | | | | | | | | | |
| Q | A Collarini | 6 | 7$^7$ | | | | | | | 1 | L Mayer | 2 | 5 | | | | |
| Q | T Monteiro | 7 | 6 | | | | | | | 7 | M Alund | 6 | 7 | | | | |
| Q | M Arévalo | 5 | 1 | | Q | T Monteiro | 4 | 1 | | | | | | | | | |
| WC | Rodrigo Senattore | 1 | 1 | | 7 | M Alund | 6 | 6 | | | | | | | | | |
| 7 | M Alund | 6 | 6 | | | | | | | | | | | 7 | M Alund | 3 | 2 |
| 4 | A González | 2 | 4 | | | | | | | | | | | | T Bellucci | 6 | 6 |
| | T Bellucci | 6 | 6 | | | T Bellucci | 6 | 3 | 6 | | | | | | | | |
| | G Andreozzi | 7 | 6 | | | G Andreozzi | 4 | 6 | 1 | | | | | | | | |
| | P Capdeville | 5 | 1 | | | | | | | | T Bellucci | 6 | 6 | | | | |
| | F Argüello | 6 | 6 | | | | | | | 6 | P Riba | 4 | 1 | | | | |
| WC | M Cuevas | 1 | 3 | | | F Argüello | 7$^8$ | 2 | 4 | | | | | | | | |
| WC | A Behar | 6 | 1 | 3 | 6 | P Riba | 6$^6$ | 6 | 6 | | | | | | | | |
| 6 | P Riba | 4 | 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 |
| 5 | R Dutra da Silva | 6 | 6 | | | | | | | | | | | | | | | |
| | V Estrella | 2 | 4 | | 5 | R Dutra da Silva | 6 | 1 | 6 | | | | | | | | | |
| | A Ghem | 6 | 6 | | | A Ghem | 4 | 6 | 3 | | | | | | | | | |
| WC | M Zormann | 1 | 3 | | | | | | | 5 | R Dutra da Silva | 7$^7$ | 2 | 1 | | | | |
| | A Velotti | 4 | 6 | 3 | | | | | | 3 | D Schwartzman | 6$^5$ | 6 | 6 | | | | |
| | A Veić | 6 | 2 | 2$^r$ | | A Velotti | 3 | 2 | | | | | | | | | | |
| PR | E Schwank | 1 | 2 | | 3 | D Schwartzman | 6 | 6 | | | | | | | | | | |
| 3 | D Schwartzman | 6 | 6 | | | | | | | | | | | | 3 | D Schwartzman | 6 | 6 |
| 9 | F Bagnis | 3 | 6 | 2 | | | | | | | | | | | SE | P Cuevas | 2 | 2 |
| | R Olivo | 6 | 3 | 6 | | R Olivo | 7 | 6 | | | | | | | | | | |
| | G Clezar | 6$^3$ | 3 | | | G Elias | 5 | 3 | | | | | | | | | | |
| | G Elias | 7$^7$ | 6 | | | | | | | | R Olivo | 4 | 6$^5$ | | | | | |
| SE | P Cuevas | 6 | 6 | | | | | | | SE | P Cuevas | 6 | 7$^7$ | | | | | |
| | M González | 4 | 0 | | SE | P Cuevas | 5 | 6 | 6 | | | | | | | | | |
| Q | G Lama | 2 | 2 | | 2 | P Lorenzi | 7 | 4 | 3 | | | | | | | | | |
| 2 | P Lorenzi | 6 | 6 | | | | | | | | | | | | | | | |