# 2012 Lima Challenger – Singles

Eduardo Schwank won the last edition in 2009. Guido Andreozzi won the final 6–3, 6–7$^{(6–8)}$, 6–2 against Facundo Argüello.

## Seeds

* Éric Prodon (quarterfinals)
* Diego Junqueira (quarterfinals)
* Guido Pella (semifinals)
* Agustín Velotti (semifinals)
* Facundo Argüello (final)
* Thomas Fabbiano (second round)
* Fernando Romboli (first round)
* Guillermo Rivera-Aránguiz (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 | Final |
| | Guido Andreozzi | 6 | 6 | | | | | |
| 3 | Guido Pella | 4 | 3 | | | | | |
| 3 | Guido Pella | 4 | 3 | | Guido Andreozzi | 6 | 6$^6$ | 6 |
| | | | | 5 | Facundo Argüello | 3 | 7$^8$ | 2 |
| 4 | Agustín Velotti | 2 | 3 | 5 | Facundo Argüello | 3 | 7$^8$ | 2 |
| 5 | Facundo Argüello | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | É Prodon | 6 | 1 | 6 | | | | | | | | | | | | | | |
| | L Vanni | 2 | 6 | 3 | 1 | É Prodon | 2 | 6 | 6 | | | | | | | | | |
| | J Aguilar | 2 | 0 | | | D Beretta | 6 | 2 | 2 | | | | | | | | | |
| | D Beretta | 6 | 6 | | | | | | | 1 | É Prodon | 3 | 6 | 2 | | | | |
| WC | Jorge Herreros | 3 | 1 | | | | | | | | G Andreozzi | 6 | 2 | 6 | | | | |
| | M Demoliner | 6 | 6 | | | M Demoliner | 2 | 4 | | | | | | | | | | |
| | G Andreozzi | 3 | 6 | 7 | | G Andreozzi | 6 | 6 | | | | | | | | | | |
| 7 | F Romboli | 6 | 3 | 5 | | | | | | | | | | | | G Andreozzi | 6 | 6 |
| 3 | G Pella | 6 | 6 | | | | | | | | | | | | 3 | G Pella | 4 | 3 |
| WC | S Galdós | 3 | 1 | | 3 | G Pella | 6 | 6 | | | | | | | | | | |
| Q | F Mena | 3 | 1 | | | C Saavedra-Corvalán | 0 | 0 | | | | | | | | | | |
| | C Saavedra-Corvalán | 6 | 6 | | | | | | | 3 | G Pella | 7$^7$ | 6 | | | | | |
| | A Miele | 0 | 0 | | | | | | | | A Molteni | 6$^4$ | 3 | | | | | |
| | A Molteni | 6 | 6 | | | A Molteni | 6$^5$ | 7$^7$ | 7 | | | | | | | | | |
| | A Collarini | 6 | 6 | | | A Collarini | 7$^7$ | 6$^4$ | 5 | | | | | | | | | |
| 8 | G Rivera-Aránguiz | 1 | 1 | | | | | | | | | | | | | | | |

### 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 |
| 6 | T Fabbiano | 6 | 6 | | | | | | | | | | | | | | |
| Q | Harel Srugo | 4 | 1 | | 6 | T Fabbiano | 4 | 2 | | | | | | | | | |
| | N Barrientos | 1 | 4 | | | D Schwartzman | 6 | 6 | | | | | | | | | |
| | D Schwartzman | 6 | 6 | | | | | | | D Schwartzman | 6 | 3 | 2 | | | | |
| Q | R Quiroz | 2 | 7 | 2 | | | | | 4 | A Velotti | 3 | 6 | 6 | | | | |
| | R Olivo | 6 | 5 | 6 | | R Olivo | 2 | 4 | | | | | | | | | |
| WC | R Sánchez | 2 | 2 | | 4 | A Velotti | 6 | 6 | | | | | | | | | |
| 4 | A Velotti | 6 | 6 | | | | | | | | | | | 4 | A Velotti | 2 | 3 |
| 5 | F Argüello | 6 | 6 | | | | | | | | | | | 5 | F Argüello | 6 | 6 |
| | I Endara | 2 | 4 | | 5 | F Argüello | 6 | 6 | | | | | | | | | |
| | G Durán | 1 | 6 | 7 | | G Durán | 4 | 3 | | | | | | | | | |
| Q | Ricardo Siggia | 6 | 4 | 5 | | | | | 5 | F Argüello | 6 | 2 | 7 | | | | |
| | L Kirche | 6 | 6 | | | | | | 2 | D Junqueira | 1 | 6 | 5 | | | | |
| WC | M Echazú | 3 | 3 | | | L Kirche | 4 | 4 | | | | | | | | | |
| | C Grassi | 3 | 2 | | 2 | D Junqueira | 6 | 6 | | | | | | | | | |
| 2 | D Junqueira | 6 | 6 | | | | | | | | | | | | | | |