# 2012 Copa Topper – Singles

Carlos Berlocq was the defending champion but decided not to participate. Diego Schwartzman defeated Guillaume Rufin 6–1, 7–5 in the final to win the title.

## Seeds

* Leonardo Mayer (quarterfinals)
* Blaž Kavčič (second round)
* Martín Alund (quarterfinals)
* Guillaume Rufin (final)
* Horacio Zeballos (second round)
* Rogério Dutra da Silva (quarterfinals)
* Frederico Gil (first round)
* Guido Andreozzi (second round, retired)

## 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 |
| | Marco Trungelliti | 5 | 0 | | | | |
| 4 | Guillaume Rufin | 7 | 6 | | | | |
| 4 | Guillaume Rufin | 7 | 6 | 4 | Guillaume Rufin | 1 | 5 |
| | | | | | Diego Schwartzman | 6 | 7 |
| | Diego Schwartzman | 6 | 6 | | Diego Schwartzman | 6 | 7 |
| | Agustín Velotti | 3 | 1 | | | | |

### 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 | L Mayer | 7 | 7 | | | | | | | | | | | | | | | |
| | P Galdón | 5 | 5 | | 1 | L Mayer | 6 | 6 | | | | | | | | | | |
| WC | R Olivo | 7$^7$ | 3 | 7$^7$ | WC | R Olivo | 2 | 1 | | | | | | | | | | |
| | I Navarro | 6$^3$ | 6 | 6$^5$ | | | | | | 1 | L Mayer | 4 | 6 | 4 | | | | |
| Q | A van der Duim | 6 | 3 | 6$^6$ | | | | | | | M Trungelliti | 6 | 2 | 6 | | | | |
| | M Trungelliti | 2 | 6 | 7$^8$ | | M Trungelliti | 6 | 6 | | | | | | | | | | |
| Q | JI Londero | 3 | 2 | | 5 | H Zeballos | 4 | 4 | | | | | | | | | | |
| 5 | H Zeballos | 6 | 6 | | | | | | | | | | | | | M Trungelliti | 5 | 0 |
| 4 | G Rufin | 6 | 6 | | | | | | | | | | | | 4 | G Rufin | 7 | 6 |
| LL | G Tošić | 3 | 2 | | 4 | G Rufin | 6 | 6 | | | | | | | | | | |
| | M González | 3 | 6 | 1 | | F Argüello | 3 | 0 | | | | | | | | | | |
| | F Argüello | 6 | 3 | 6 | | | | | | 4 | G Rufin | 4 | 6 | 6 | | | | |
| Q | JM Aranguren | 6 | 6 | | | | | | | 6 | R Dutra da Silva | 6 | 2 | 2 | | | | |
| WC | T Lipovšek Puches | 2 | 4 | | Q | JM Aranguren | 5 | 6 | 1 | | | | | | | | | |
| Q | S Stadler | 7$^7$ | 3 | 2 | 6 | R Dutra da Silva | 7 | 4 | 6 | | | | | | | | | |
| 6 | R Dutra da Silva | 6$^4$ | 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 |
| 7 | F Gil | 1 | 6 | 2 | | | | | | | | | | | | | |
| | D Schwartzman | 6 | 4 | 6 | | D Schwartzman | 6 | 6 | | | | | | | | | |
| | J Aguilar | 4 | 6$^5$ | | | JC Campozano | 1 | 4 | | | | | | | | | |
| | JC Campozano | 6 | 7$^7$ | | | | | | | | D Schwartzman | 6 | 5 | 6 | | | |
| | D Junqueira | 4 | 6 | 6 | | | | | | 3 | M Alund | 4 | 7 | 2 | | | |
| | J Martí | 6 | 4 | 4 | | D Junqueira | 2 | 2 | | | | | | | | | |
| | S Robert | 6 | 4 | 3 | 3 | M Alund | 6 | 6 | | | | | | | | | |
| 3 | M Alund | 2 | 6 | 6 | | | | | | | | | | | D Schwartzman | 6 | 6 |
| 8 | G Andreozzi | 6 | 6$^3$ | 6 | | | | | | | | | | | A Velotti | 3 | 1 |
| | S Decoud | 3 | 7$^7$ | 3 | 8 | G Andreozzi | 3 | 7 | 2$^r$ | | | | | | | | |
| | A Velotti | 6 | 5 | 6 | | A Velotti | 6 | 5 | 2 | | | | | | | | |
| | B Westerhof | 2 | 7 | 4 | | | | | | | A Velotti | 6 | 6$^3$ | 6 | | | |
| WC | A Collarini | 4 | 3 | | | | | | | Alt | Leandro Migani | 2 | 7$^7$ | 0 | | | |
| | Leandro Migani | 6 | 6 | | Alt | Leandro Migani | 6 | 6 | | | | | | | | | |
| | F Bagnis | 2 | 1 | | 2 | B Kavčič | 3 | 4 | | | | | | | | | |
| 2 | B Kavčič | 6 | 6 | | | | | | | | | | | | | | |