# 2011 Porsche Tennis Grand Prix – Singles

Justine Henin was the defending champion, but she didn't defend her title due to her retirement after the Australian Open.
Julia Görges won the title, defeating World No. 1 Caroline Wozniacki in the final, 7–6$^{(7–3)}$, 6–3.

## Seeds

The top four seeds received a bye into the second round.
* Caroline Wozniacki (final)
* Vera Zvonareva (quarterfinals)
* Francesca Schiavone (second round)
* Victoria Azarenka (second round, retired due to shoulder injury)
* Samantha Stosur (semifinals)
* Li Na (second round)
* Jelena Janković (second round)
* Marion Bartoli (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 | Caroline Wozniacki | 7 | 6 | | | | | |
| | Agnieszka Radwańska | 5 | 3 | | | | | |
| | Agnieszka Radwańska | 5 | 3 | | 1 | Caroline Wozniacki | 6$^3$ | 3 |
| | | | | | | Julia Görges | 7 | 6 |
| | Julia Görges | 6 | 3 | 7 | | Julia Görges | 7 | 6 |
| 5 | Samantha Stosur | 4 | 6 | 5 | | | | |

### 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 |
| | | | | | 1 | C Wozniacki | 6 | 6 | | | | | | | | | |
| LL | Z Kučová | 1 | 7 | 4 | LL | Z Kučová | 1 | 2 | | | | | | | | | |
| Q | A Chakvetadze | 6 | 5 | 4$^r$ | | | | | | 1 | C Wozniacki | 6 | 6 | | | | |
| | A Petkovic | 3 | 6 | 6 | | | | | | | A Petkovic | 4 | 1 | | | | |
| Q | T Paszek | 6 | 2 | 2 | | A Petkovic | 3 | 6 | 6 | | | | | | | | |
| LL | B García Vidagany | 1 | 2 | | 7 | J Janković | 6 | 1 | 3 | | | | | | | | |
| 7 | J Janković | 6 | 6 | | | | | | | | | | | 1 | C Wozniacki | 7 | 6 |
| | | | | | | | | | | | | | | | A Radwańska | 5 | 3 |
| | | | | | 3 | F Schiavone | 1 | 3 | | | | | | | | | |
| Q | J Hampton | 0 | 1 | | | A Radwańska | 6 | 6 | | | | | | | | | |
| | A Radwańska | 6 | 6 | | | | | | | | A Radwańska | 7 | 6 | | | | |
| WC | K Barrois | 6 | 6 | | | | | | | WC | K Barrois | 5 | 3 | | | | |
| | L Šafářová | 1 | 4 | | WC | K Barrois | 6 | 6 | | | | | | | | | |
| | T Pironkova | 4 | 1 | | 8 | M Bartoli | 4 | 2 | | | | | | | | | |
| 8 | M Bartoli | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| 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 | N Li | 6 | 6 | | | | | | | | | | | | | | | |
| | A Sevastova | 2 | 3 | 6 | N Li | 4 | 5 | | | | | | | | | | | |
| WC | S Lisicki | 7 | 7 | WC | S Lisicki | 6 | 7 | | | | | | | | | | | |
| | D Cibulková | 5 | 6$^2$ | | | | | | WC | S Lisicki | 4 | 4 | | | | | | |
| | J Görges | 6 | 6 | | | | | | | J Görges | 6 | 6 | | | | | | |
| Q | M Krajicek | 3 | 1 | | J Görges | 4 | | | | | | | | | | | | |
| | | | | 4 | V Azarenka | 6 | r | | | | | | | | | | | |
| | | | | | | | | | | | | | | | J Görges | 6 | 3 | 7 |
| 5 | S Stosur | 7 | 6 | | | | | | | | | | | 5 | S Stosur | 4 | 6 | 5 |
| | MJ Martínez Sánchez | 5 | 1 | 5 | S Stosur | 6 | 2 | 6 | | | | | | | | | | |
| | A Dulgheru | 5 | 3 | | D Hantuchová | 4 | 6 | 4 | | | | | | | | | | |
| | D Hantuchová | 7 | 6 | | | | | | 5 | S Stosur | 2 | 6 | 7 | | | | | |
| | A Pavlyuchenkova | 6 | 6 | | | | | | 2 | V Zvonareva | 6 | 3 | 6$^3$ | | | | | |
| | R Vinci | 3 | 4 | | A Pavlyuchenkova | 6 | 4 | 2 | | | | | | | | | | |
| | | | | 2 | V Zvonareva | 3 | 6 | 6 | | | | | | | | | | |