# 2013 Quito Challenger – Singles

João Souza is the defending champion but lost in the first round to Giovanni Lapentti. Víctor Estrella of the Dominican Republic won the title over Argentinian Marco Trungelliti 2–6, 6–4, 6–4.

## Seeds

* João Souza (first round)
* Renzo Olivo (quarterfinals)
* Facundo Argüello (first round)
* Marco Trungelliti (final)
* Carlos Salamanca (quarterfinals)
* Víctor Estrella (champion)
* Chase Buchanan (semifinals)
* Emilio Gómez (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 |
| WC | Giovanni Lapentti | 3 | 2 | | | | | |
| 6 | Víctor Estrella Burgos | 6 | 6 | | | | | |
| 6 | Víctor Estrella Burgos | 6 | 6 | 6 | Víctor Estrella Burgos | 2 | 6 | 6 |
| | | | | 4 | Marco Trungelliti | 6 | 4 | 4 |
| 4 | Marco Trungelliti | 6 | 6 | 4 | Marco Trungelliti | 6 | 4 | 4 |
| 7 | Chase Buchanan | 4 | 2 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | J Souza | 7$^{11}$ | 2 | 6$^5$ | | | | | | | | | | | | |
| WC | G Lapentti | 6$^9$ | 6 | 7$^7$ | WC | G Lapentti | 6 | 7 | | | | | | | | |
| LL | K King | 6$^6$ | 5 | | | G Quinzi | 4 | 5 | | | | | | | | |
| | G Quinzi | 7$^8$ | 7 | | | | | | WC | G Lapentti | 7$^8$ | 7 | | | | |
| WC | G Escobar | 6$^6$ | 6 | 6 | | | | | 8/WC | E Gómez | 6$^6$ | 5 | | | | |
| | C Díaz Figueroa | 7$^8$ | 3 | 3 | WC | G Escobar | 0 | 2 | | | | | | | | |
| | F Coria | 3 | 5 | | 8/WC | E Gómez | 6 | 6 | | | | | | | | |
| 8/WC | E Gómez | 6 | 7 | | | | | | | | | | WC | G Lapentti | 3 | 2 |
| 3 | F Argüello | 3 | 6$^5$ | | | | | | | | | | 6 | V Estrella Burgos | 6 | 6 |
| Q | JC Spir | 6 | 7$^7$ | | Q | JC Spir | 6 | 6 | | | | | | | | |
| | D King | 1 | 1 | | | JI Londero | 3 | 4 | | | | | | | | |
| | JI Londero | 6 | 6 | | | | | | Q | JC Spir | 6$^4$ | 6$^3$ | | | | |
| | J Pereira | 6 | 6$^5$ | 4 | | | | | 6 | V Estrella Burgos | 7$^7$ | 7$^7$ | | | | |
| Q | D Beretta | 4 | 7$^7$ | 6 | Q | D Beretta | 2 | 4 | | | | | | | | |
| Q | I Endara | 4 | 4 | | 6 | V Estrella Burgos | 6 | 6 | | | | | | | | |
| 6 | V Estrella Burgos | 6 | 6 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | C Salamanca | 6 | 6 | | | | | | | | | | | | | |
| | A Miele | 3 | 4 | | 5 | C Salamanca | 6 | 6 | | | | | | | | |
| Q | Felipe Mantilla | 6 | 6 | | Q | F Mantilla | 1 | 4 | | | | | | | | |
| WC | Sam Barnett | 0 | 1 | | | | | | 5 | C Salamanca | 5 | 4 | | | | |
| | H Dellien | 6 | 6 | | | | | | 4 | M Trungelliti | 7 | 6 | | | | |
| | JC Sáez | 1 | 4 | | | H Dellien | 3 | 2 | | | | | | | | |
| | T Turini | 7$^7$ | 6$^5$ | 4 | 4 | M Trungelliti | 6 | 6 | | | | | | | | |
| 4 | M Trungelliti | 6$^3$ | 7$^7$ | 6 | | | | | | | | | 4 | M Trungelliti | 6 | 6 |
| 7 | C Buchanan | 6 | 6 | | | | | | | | | | 7 | C Buchanan | 4 | 2 |
| | Wilson Leite | 1 | 1 | | 7 | C Buchanan | 6 | 6 | | | | | | | | |
| | B Sant'Anna | 6 | 3 | 7 | | B Sant'Anna | 3 | 3 | | | | | | | | |
| | M Echazú | 2 | 6 | 5 | | | | | 7 | C Buchanan | 6 | 7$^7$ | | | | |
| | G Rivera-Aránguiz | 3 | 2 | | | | | | 2 | R Olivo | 4 | 6$^0$ | | | | |
| | E Struvay | 6 | 6 | | | E Struvay | 3 | 2 | | | | | | | | |
| | M Quintero | 3 | 7$^7$ | 6$^3$ | 2 | R Olivo | 6 | 6 | | | | | | | | |
| 2 | R Olivo | 6 | 6$^2$ | 7$^7$ | | | | | | | | | | | | |