# 2012 BRD Sibiu Challenger – Singles

Adrian Ungur became the inaugural champion of Sibiu Challenger by defeating fellow countryman Victor Hănescu in the final, 6–4, 7–6$^{(7–1)}$.

## Seeds

* Adrian Ungur (champion)
* Victor Hănescu (final)
* João Sousa (semifinals)
* Alessandro Giannessi (second round)
* Iñigo Cervantes (second round)
* Andreas Haider-Maurer (quarterfinals)
* Thiemo de Bakker (first round)
* Radu Albot (second 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 | Semifinals | Final | Final | Final | Final |
| 1 | Adrian Ungur | 6 | 6 | | | | | |
| 3 | João Sousa | 4 | 3 | | | | | |
| 3 | João Sousa | 4 | 3 | | 1 | Adrian Ungur | 6 | 7$^7$ |
| | | | | | 2 | Victor Hănescu | 4 | 6$^1$ |
| | David Guez | 6 | 3 | 3 | 2 | Victor Hănescu | 4 | 6$^1$ |
| 2 | Victor Hănescu | 4 | 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 | A Ungur | 6 | 6 | | | | | | | | | | | | | | | |
| Q | Vasile-Alexandru Ghilea | 0 | 0 | | 1 | A Ungur | 6 | 6 | | | | | | | | | | |
| Q | A Ghem | 4 | 6 | 3 | | C Saavedra-Corvalán | 4 | 1 | | | | | | | | | | |
| | C Saavedra-Corvalán | 6 | 3 | 6 | | | | | | 1 | A Ungur | 7$^8$ | 6 | | | | | |
| | K Krawietz | 3 | 1 | | | | | | | | S Vagnozzi | 6$^6$ | 3 | | | | | |
| | S Vagnozzi | 6 | 6 | | | S Vagnozzi | 6 | 3 | 6 | | | | | | | | | |
| WC | P-A Luncanu | 6 | 2 | 4 | 8 | R Albot | 2 | 6 | 4 | | | | | | | | | |
| 8 | R Albot | 3 | 6 | 6 | | | | | | | | | | | 1 | A Ungur | 6 | 6 |
| 3 | J Sousa | 6 | 7$^8$ | | | | | | | | | | | | 3 | J Sousa | 4 | 3 |
| Q | G Tošić | 3 | 6$^6$ | | 3 | J Sousa | 6 | 6 | | | | | | | | | | |
| | G Granollers | 6 | 6 | | | G Granollers | 3 | 4 | | | | | | | | | | |
| | G Olaso | 3 | 1 | | | | | | | 3 | J Sousa | 6 | 2 | 6 | | | | |
| | A Arnaboldi | 3 | 0 | | | | | | | 6 | A Haider-Maurer | 1 | 6 | 4 | | | | |
| | B Pašanski | 6 | 6 | | | B Pašanski | 6 | 6$^4$ | 6$^3$ | | | | | | | | | |
| WC | V Victor Cornea | 2 | 1 | | 6 | A Haider-Maurer | 1 | 7$^7$ | 7$^7$ | | | | | | | | | |
| 6 | A Haider-Maurer | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | I Cervantes | 6 | 7$^{11}$ | | | | | | | | | | | | | | | |
| | M Linzer | 3 | 6$^9$ | | 5 | I Cervantes | 6$^{10}$ | 5 | | | | | | | | | | |
| | S Greul | 6 | 4 | 6 | | S Greul | 7$^{12}$ | 7 | | | | | | | | | | |
| | Enrico Burzi | 4 | 6 | 2 | | | | | | S Greul | 3 | 6 | 1 | | | | | |
| | D Guez | 6 | 6 | | | | | | | D Guez | 6 | 2 | 6 | | | | | |
| WC | Lucian Gheorghe | 1 | 3 | | | D Guez | 6 | 6 | | | | | | | | | | |
| | J-L Struff | 2 | 2 | | 4 | A Giannessi | 4 | 0 | | | | | | | | | | |
| 4 | A Giannessi | 6 | 6 | | | | | | | | | | | | D Guez | 6 | 3 | 3 |
| 7 | T de Bakker | 5 | 7$^7$ | 3 | | | | | | | | | | 2 | V Hănescu | 4 | 6 | 6 |
| Q | T Androić | 7 | 6$^5$ | 6 | Q | T Androić | 6 | 6 | | | | | | | | | | |
| | D Zivkovic | 6 | | | | D Zivkovic | 2 | 2 | | | | | | | | | | |
| | A Balázs | 1$^r$ | | | | | | | Q | T Androić | 4 | 2 | | | | | | |
| WC | F Mergea | 6 | 6 | | | | | | 2 | V Hănescu | 6 | 6 | | | | | | |
| | J Samper-Montana | 2 | 4 | | WC | F Mergea | 5 | 3 | | | | | | | | | | |
| | V Crivoi | 6 | 4 | 1 | 2 | V Hănescu | 7 | 6 | | | | | | | | | | |
| 2 | V Hănescu | 1 | 6 | 6 | | | | | | | | | | | | | | |