# 2012 Challenger Banque Nationale de Rimouski – Singles

Fritz Wolmarans was the defending champion.
Vasek Pospisil won the title by defeating Maxime Authom 7–6$^{(8–6)}$, 6–4 in the final.

## Seeds

* Tatsuma Ito (semifinals)
* Vasek Pospisil (champion)
* Izak van der Merwe (first round)
* Dominik Meffert (first round)
* Denis Gremelmayr (first round)
* Maxime Authom (final)
* Peter Gojowczyk (first round)
* Stéphane Bohli (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 | Semifinals | Final | Final | Final | Final |
| 1 | Tatsuma Ito | 6 | 3 | 6$^5$ | | | | |
| 6 | Maxime Authom | 1 | 6 | 7$^7$ | | | | |
| 6 | Maxime Authom | 1 | 6 | 7$^7$ | 6 | Maxime Authom | 6$^6$ | 4 |
| | | | | | 2 | Vasek Pospisil | 7$^8$ | 6 |
| WC | Filip Peliwo | 2 | 3 | | 2 | Vasek Pospisil | 7$^8$ | 6 |
| 2 | Vasek Pospisil | 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 | Semifinals |
| 1 | T Ito | 6 | 3 | 7 | | | | | | | | | | | | | | |
| | G Panfil | 4 | 6 | 5 | 1 | T Ito | 6 | 6 | | | | | | | | | | |
| | Stefan Seifert | 7$^7$ | 7$^9$ | | | Stefan Seifert | 3 | 1 | | | | | | | | | | |
| Q | D Britton | 6$^5$ | 6$^7$ | | | | | | | 1 | T Ito | 7$^8$ | 7 | | | | | |
| WC | Samuel Monette | 6 | 4 | 2 | | | | | | Q | C Reix | 6$^6$ | 5 | | | | | |
| | P-H Herbert | 3 | 6 | 6 | | P-H Herbert | 7$^7$ | 6$^5$ | 2 | | | | | | | | | |
| Q | C Reix | 6 | 6 | | Q | C Reix | 6$^5$ | 7$^7$ | 6 | | | | | | | | | |
| 5 | D Gremelmayr | 4 | 2 | | | | | | | | | | | 1 | T Ito | 6 | 3 | 6$^5$ |
| 4 | D Meffert | 3 | 4 | | | | | | | | | | | 6 | M Authom | 1 | 6 | 7$^7$ |
| | M Lammer | 6 | 6 | | | M Lammer | 5 | 4 | | | | | | | | | | |
| | É Chvojka | 6 | 6 | | | É Chvojka | 7 | 6 | | | | | | | | | | |
| Q | H Lewis | 3 | 4 | | | | | | | | É Chvojka | 2 | 6$^1$ | | | | | |
| Q | A Krajicek | 3 | 3 | | | | | | | 6 | M Authom | 6 | 7$^7$ | | | | | |
| | G Gigounon | 6 | 6 | | | G Gigounon | 1$^r$ | | | | | | | | | | | |
| | A Bogdanovic | 1 | 2 | | 6 | M Authom | 3 | | | | | | | | | | | |
| 6 | M Authom | 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 |
| 7 | P Gojowczyk | 4 | 4 | | | | | | | | | | | | | | | |
| | V Millot | 6 | 6 | | | V Millot | 6$^4$ | 2 | | | | | | | | | | |
| WC | F Peliwo | 4 | 6 | 6 | WC | F Peliwo | 7$^7$ | 6 | | | | | | | | | | |
| | A El Mihdawy | 6 | 0 | 3 | | | | | | WC | F Peliwo | 2 | 6 | 7$^7$ | | | | |
| | M Rodrigues | 6 | 6 | | | | | | | | M Rodrigues | 6 | 3 | 6$^0$ | | | | |
| WC | Milan Pokrajac | 4 | 4 | | | M Rodrigues | 7$^7$ | 6 | | | | | | | | | | |
| | B Strode | 2 | 7$^7$ | 6 | | B Strode | 6$^3$ | 3 | | | | | | | | | | |
| 3 | I van der Merwe | 6 | 6$^4$ | 4 | | | | | | | | | | | WC | F Peliwo | 2 | 3 |
| 8 | S Bohli | 6 | 6 | | | | | | | | | | | | 2 | V Pospisil | 6 | 6 |
| | A Ward | 1 | 4 | | 8 | S Bohli | 2 | 6 | 6 | | | | | | | | | |
| | F Wolmarans | 3 | | | | F Wolmarans | 6 | 3 | 4 | | | | | | | | | |
| WC | P Bester | 0r | | | | | | | | 8 | S Bohli | 3 | 6 | 4 | | | | |
| Alt | J F Brunken | 7$^7$ | 6 | | | | | | | 2 | V Pospisil | 6 | 2 | 6 | | | | |
| | T Fabbiano | 6$^0$ | 0 | | Alt | J F Brunken | 6$^2$ | 6$^5$ | | | | | | | | | | |
| | Alexandre Folie | 0r | | | 2 | V Pospisil | 7$^7$ | 7$^7$ | | | | | | | | | | |
| 2 | V Pospisil | 3 | | | | | | | | | | | | | | | | |