# 2012 Slovak Open – Singles

Lukáš Lacko was the defending champion but defeated in the Semifinals by Lukáš Rosol. Rosol went on to win the title against Björn Phau 6–7$^{(3–7)}$, 7–6$^{(7–5)}$, 7–6$^{(8–6)}$ in the final.

## Seeds

* Lukáš Lacko (semifinals)
* Ivan Dodig (semifinals)
* Björn Phau (final)
* Lukáš Rosol (champion)
* Sergiy Stakhovsky (first round)
* Ričardas Berankis (first round)
* Olivier Rochus (quarterfinals)
* Ivo Karlović (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 | Final |
| 1 | Lukáš Lacko | 3 | 6$^4$ | | | | | | |
| 4 | Lukáš Rosol | 6 | 7$^7$ | | | | | | |
| 4 | Lukáš Rosol | 6 | 7$^7$ | | 4 | Lukáš Rosol | 6$^3$ | 7$^7$ | 7$^8$ |
| | | | | | 3 | Björn Phau | 7$^7$ | 6$^5$ | 6$^6$ |
| 3 | Björn Phau | 7$^8$ | 4 | 6 | 3 | Björn Phau | 7$^7$ | 6$^5$ | 6$^6$ |
| 2 | Ivan Dodig | 6$^6$ | 6 | 3 | | | | | |

### 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 Lacko | 6 | 6 | | | | | | | | | | | | | | | |
| | M Bachinger | 2 | 2 | | 1 | L Lacko | 6 | 6$^5$ | 6 | | | | | | | | | |
| | F Delbonis | 5 | 3 | | WC | K Čapkovič | 4 | 7$^7$ | 3 | | | | | | | | | |
| WC | K Čapkovič | 7 | 6 | | | | | | | 1 | L Lacko | 2 | 6 | 6 | | | | |
| | J Hájek | 6 | 6 | | | | | | | 7 | O Rochus | 6 | 3 | 2 | | | | |
| WC | F Horanský | 3 | 2 | | | J Hájek | 6 | 2 | 3 | | | | | | | | | |
| Alt | A Martin | 4 | 6 | 6$^5$ | 7 | O Rochus | 2 | 6 | 6 | | | | | | | | | |
| 7 | O Rochus | 6 | 3 | 7$^7$ | | | | | | | | | | | 1 | L Lacko | 3 | 6$^4$ |
| 4 | L Rosol | 7$^7$ | 7$^7$ | | | | | | | | | | | | 4 | L Rosol | 6 | 7$^7$ |
| | K de Schepper | 6$^5$ | 6$^4$ | | 4 | L Rosol | 7$^7$ | 7 | | | | | | | | | | |
| | T Alves | 2 | 6 | 6 | | T Alves | 6$^2$ | 5 | | | | | | | | | | |
| Q | A Begemann | 6 | 2 | 3 | | | | | | 4 | L Rosol | 6 | 6 | | | | | |
| | F Dancevic | 6$^4$ | 4 | | | | | | | LL | I Klec | 3 | 4 | | | | | |
| | I Sergeyev | 7$^7$ | 6 | | | I Sergeyev | 7$^7$ | 6$^5$ | 3 | | | | | | | | | |
| LL | I Klec | 6 | 6 | | LL | I Klec | 6$^5$ | 7$^7$ | 6 | | | | | | | | | |
| 5 | S Stakhovsky | 4 | 4 | | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 6 | R Berankis | 3 | 6 | 4 | | | | | | | | | | | | | | | |
| | M Copil | 6 | 3 | 6 | | M Copil | 6 | 7$^7$ | | | | | | | | | | | |
| Q | M Mečíř | 7 | 4 | 6$^3$ | | U Ignatik | 3 | 6$^4$ | | | | | | | | | | | |
| | U Ignatik | 5 | 6 | 7$^7$ | | | | | | | M Copil | 5 | 6 | 3 | | | | | |
| WC | N Gomboš | 6 | 3 | 6 | | | | | | 3 | B Phau | 7 | 1 | 6 | | | | | |
| | I Kunitsyn | 1 | 6 | 1 | WC | N Gomboš | 6 | 3 | 2 | | | | | | | | | | |
| | M Chiudinelli | 4 | 4 | | 3 | B Phau | 4 | 6 | 6 | | | | | | | | | | |
| 3 | B Phau | 6 | 6 | | | | | | | | | | | | 3 | B Phau | 7$^8$ | 4 | 6 |
| 8 | I Karlović | 7$^7$ | 6 | | | | | | | | | | | | 2 | I Dodig | 6$^6$ | 6 | 3 |
| | M Berrer | 6$^4$ | 4 | | 8 | I Karlović | 7$^7$ | 6 | | | | | | | | | | | |
| | D Lajović | 6 | 7$^8$ | | | D Lajović | 6$^3$ | 2 | | | | | | | | | | | |
| | I Marchenko | 4 | 6$^6$ | | | | | | | 8 | I Karlović | 5 | 6$^3$ | | | | | | |
| Q | M Mertiňák | 6 | 6$^6$ | 6 | | | | | | 2 | I Dodig | 7 | 7$^7$ | | | | | | |
| WC | J Kovalík | 4 | 7$^8$ | 4 | Q | M Mertiňák | 4 | 3 | | | | | | | | | | | |
| Q | R Bellotti | 1 | 1 | | 2 | I Dodig | 6 | 6 | | | | | | | | | | | |
| 2 | I Dodig | 6 | 6 | | | | | | | | | | | | | | | | |