# 2011 Oberstaufen Cup – Singles

Martin Fischer was the defending champion, but champion Daniel Brands defeated him in the quarterfinals.
3rd seed Brands claimed the title, defeating Andreas Beck in the final, 6–4, 7–6$^{(7–3)}$.

## Seeds

* Andreas Haider-Maurer (withdrew)
* Simon Greul (quarterfinals)
* Daniel Brands (champion)
* Martin Kližan (first round)
* Martin Fischer (quarterfinals)
* Andreas Beck (final)
* Nikola Ćirić (quarterfinals)
* Victor Crivoi (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 | Semifinals | Final | Final | Final | Final |
| | Cedrik-Marcel Stebe | 3 | 6 | 3 | | | | |
| 3 | Daniel Brands | 6 | 4 | 6 | | | | |
| 3 | Daniel Brands | 6 | 4 | 6 | 3 | Daniel Brands | 6 | 7$^7$ |
| | | | | | 6 | Andreas Beck | 4 | 6$^3$ |
| 6 | Andreas Beck | 7$^7$ | 7$^7$ | | 6 | Andreas Beck | 4 | 6$^3$ |
| 7 | Nikola Ćirić | 6$^5$ | 6$^0$ | | | | | |

### Top 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 |
| LL | A Ghem | 6 | 5 | 6 | | | | | | | | | | | | | | |
| | J Hernych | 3 | 7 | 1 | LL | A Ghem | 6 | 6 | | | | | | | | | | |
| WC | M Zimmermann | 6 | 6 | | WC | M Zimmermann | 4 | 4 | | | | | | | | | | |
| Q | T Fernandes | 1 | 2 | | | | | | LL | A Ghem | 3 | 7 | 4 | | | | | |
| | G Rufin | 6 | 6 | | | | | | | C-M Stebe | 6 | 5 | 6 | | | | | |
| | Alexander Flock | 3 | 2 | | | G Rufin | 4 | 5 | | | | | | | | | | |
| | C-M Stebe | 6 | 6 | | | C-M Stebe | 6 | 7 | | | | | | | | | | |
| 8 | V Crivoi | 2 | 1 | | | | | | | | | | | | C-M Stebe | 3 | 6 | 3 |
| 3 | D Brands | 6 | 4 | 6 | | | | | | | | | | 3 | D Brands | 6 | 4 | 6 |
| | M Crugnola | 4 | 6 | 4 | 3 | D Brands | 6 | 6 | | | | | | | | | | |
| | P Červenák | 7 | 6 | | | P Červenák | 1 | 4 | | | | | | | | | | |
| WC | K Krawietz | 5 | 4 | | | | | | 3 | D Brands | 7 | 6 | | | | | | |
| WC | B Puc | 6 | 7$^7$ | | | | | | 5 | M Fischer | 5 | 2 | | | | | | |
| WC | D Kindlmann | 4 | 6$^5$ | | WC | B Puc | 3 | 3 | | | | | | | | | | |
| | M Gawron | 2 | 4 | | 5 | M Fischer | 6 | 6 | | | | | | | | | | |
| 5 | M Fischer | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | A Beck | 6 | 6 | | | | | | | | | | | | | | |
| | E Donskoy | 4 | 4 | | 6 | A Beck | 7 | 6 | | | | | | | | | |
| | B Knittel | 7 | 4 | 2 | | M Copil | 5 | 4 | | | | | | | | | |
| | M Copil | 5 | 6 | 6 | | | | | | 6 | A Beck | 6 | 6 | | | | |
| Q | G Trujillo-Soler | 6 | 6 | | | | | | | | J Aguilar | 4 | 3 | | | | |
| | Andrea Arnaboldi | 2 | 4 | | Q | G Trujillo-Soler | 1 | 3 | | | | | | | | | |
| | J Aguilar | 7 | 3 | 7$^7$ | | J Aguilar | 6 | 6 | | | | | | | | | |
| 4 | M Kližan | 5 | 6 | 6$^4$ | | | | | | | | | | 6 | A Beck | 7$^7$ | 7$^7$ |
| 7 | N Ćirić | 4 | 6 | 7 | | | | | | | | | | 7 | N Ćirić | 6$^5$ | 6$^0$ |
| | K Mesaroš | 6 | 2 | 6$^6$ | 7 | N Ćirić | 6 | 3 | 6 | | | | | | | | |
| | T Nieminen | 2 | 1 | | Q | K Čapkovič | 1 | 6 | 1 | | | | | | | | |
| Q | K Čapkovič | 6 | 6 | | | | | | | 7 | N Ćirić | 6 | 6 | | | | |
| Q | L Kirche | 6 | 6$^5$ | 2 | | | | | | 2 | S Greul | 4 | 3 | | | | |
| | S Stadler | 3 | 7 | 6 | | S Stadler | 3 | 4 | | | | | | | | | |
| | M Semjan | 6 | 1 | 3 | 2 | S Greul | 6 | 6 | | | | | | | | | |
| 2 | S Greul | 3 | 6 | 6 | | | | | | | | | | | | | |