# 2011 Brisbane International – Women's singles

Kim Clijsters was the defending champion, but decided not to compete this year.
Petra Kvitová won the title, defeating Andrea Petkovic in the final 6–1, 6–3.

## Seeds

* Samantha Stosur (second round)
* Shahar Pe'er (second round)
* Nadia Petrova (first round)
* Marion Bartoli (semifinals)
* Anastasia Pavlyuchenkova (semifinals)
* Flavia Pennetta (withdrew due to food poisoning)
* Alisa Kleybanova (first round)
* Alexandra Dulgheru (first round)

## Main 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 |
| | Andrea Petkovic | 6 | 6 | | | | |
| 4 | Marion Bartoli | 4 | 2 | | | | |
| 4 | Marion Bartoli | 4 | 2 | | Andrea Petkovic | 1 | 3 |
| | | | | | Petra Kvitová | 6 | 6 |
| | Petra Kvitová | 6 | 4 | 6 | Petra Kvitová | 6 | 6 |
| 5 | Anastasia Pavlyuchenkova | 4 | 6 | 2 | | | |

### 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 | S Stosur | 7 | 6 | | | | | | | | | | | | | | |
| Q | L Hradecká | 6$^1$ | 1 | | 1 | S Stosur | 2 | 4 | | | | | | | | | |
| | J Groth | 6 | 7 | | | J Groth | 6 | 6 | | | | | | | | | |
| | A Parra Santonja | 2 | 5 | | | | | | | | J Groth | 3 | 4 | | | | |
| WC | J Dokić | 6 | 6 | | | | | | | | A Petkovic | 6 | 6 | | | | |
| Q | A Pivovarova | 4 | 3 | | WC | J Dokić | 0 | 1 | | | | | | | | | |
| | A Petkovic | 6 | 6 | | | A Petkovic | 6 | 6 | | | | | | | | | |
| 8 | A Dulgheru | 3 | 0 | | | | | | | | | | | | A Petkovic | 6 | 6 |
| 4 | M Bartoli | 6 | 6 | | | | | | | | | | | 4 | M Bartoli | 4 | 2 |
| Q | V King | 1 | 2 | | 4 | M Bartoli | 6 | 3 | 6 | | | | | | | | |
| | P Hercog | 2 | 5 | | | I Benešová | 1 | 6 | 0 | | | | | | | | |
| | I Benešová | 6 | 7 | | | | | | | 4 | M Bartoli | 6 | 6 | | | | |
| | B Záhlavová-Strýcová | 7 | 6 | | | | | | | | B Záhlavová-Strýcová | 2 | 1 | | | | |
| Q | A Tatishvili | 5 | 2 | | | B Záhlavová-Strýcová | 6 | 6 | | | | | | | | | |
| WC | S Peers | 3 | 6 | 6 | WC | S Peers | 4 | 1 | | | | | | | | | |
| 7 | A Kleybanova | 6 | 4 | 3 | | | | | | | | | | | | | |

### 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 |
| LL | C McHale | 2 | 6$^2$ | | | | | | | | | | | | | | | | |
| | R Vinci | 6 | 7 | | | R Vinci | 2 | 5 | | | | | | | | | | | |
| | S Errani | 3 | 0 | | | D Cibulková | 6 | 7 | | | | | | | | | | | |
| | D Cibulková | 6 | 6 | | | | | | | | D Cibulková | 0 | 4 | | | | | | |
| LL | K Pervak | 6 | 6 | | | | | | | | P Kvitová | 6 | 6 | | | | | | |
| | A Chakvetadze | 2 | 2 | | LL | K Pervak | 6 | 4 | 2 | | | | | | | | | | |
| | P Kvitová | 7 | 6 | | | P Kvitová | 1 | 6 | 6 | | | | | | | | | | |
| 3 | N Petrova | 6$^3$ | 3 | | | | | | | | | | | | | P Kvitová | 6 | 4 | 6 |
| 5 | A Pavlyuchenkova | 6 | 6$^5$ | 6 | | | | | | | | | | | 5 | A Pavlyuchenkova | 4 | 6 | 2 |
| | A Kudryavtseva | 2 | 7 | 3 | 5 | A Pavlyuchenkova | 6 | 7 | | | | | | | | | | | |
| | B Jovanovski | 2 | 6 | 6 | | B Jovanovski | 2 | 5 | | | | | | | | | | | |
| | A Rodionova | 6 | 2 | 3 | | | | | | 5 | A Pavlyuchenkova | 6 | 6$^4$ | 6 | | | | | |
| | L Šafářová | 6 | 3 | 6 | | | | | | | L Šafářová | 2 | 7 | 3 | | | | | |
| | A Amanmuradova | 3 | 6 | 2 | | L Šafářová | 3 | 6 | 7 | | | | | | | | | | |
| WC | S Ferguson | 4 | 2 | | 2 | S Pe'er | 6 | 1 | 5 | | | | | | | | | | |
| 2 | S Pe'er | 6 | 6 | | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Olga Govortsova (first round)
* Monica Niculescu (first round)
* Vania King (qualifier)
* Zhang Shuai (first round)
* Sorana Cîrstea (second round)
* Karolina Šprem (second round)
* Ksenia Pervak (qualifying competition, lucky loser)
* Andrea Hlaváčková (second round)

### Qualifiers

* Anastasia Pivovarova
* Lucie Hradecká
* Vania King
* Anna Tatishvili

### Lucky losers

* Christina McHale
* Ksenia Pervak

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Olga Govortsova | 4 | 5 | | | | | | | | | | |
| | Anastasia Pivovarova | 6 | 7 | | | | | | | | | | |
| | Anastasia Pivovarova | 6 | 7 | | Anastasia Pivovarova | 6 | 6 | | | | | | |
| | | | | | Maša Zec Peškirič | 4 | 1 | | | | | | |
| WC | Tammi Patterson | 0 | 6$^2$ | | Maša Zec Peškirič | 4 | 1 | | | | | | |
| | Maša Zec Peškirič | 6 | 7 | | | | | | | | | | |
| | Maša Zec Peškirič | 6 | 7 | | | | | | | Anastasia Pivovarova | 6 | 6$^3$ | 7 |
| | | | | | | | | | 7 | Ksenia Pervak | 3 | 7 | 6$^3$ |
| | Alexandra Panova | 7 | 7 | | | | | | | | | | | 7 | Ksenia Pervak | 3 | 7 | 6$^3$ |
| | Coco Vandeweghe | 6$^4$ | 6$^5$ | | | | | | | | | | |
| | Coco Vandeweghe | 6$^4$ | 6$^5$ | | Alexandra Panova | 4 | 7 | 4 | | | | | |
| | | | | 7 | Ksenia Pervak | 6 | 6$^3$ | 6 | | | | | |
| WC | Jessica Moore | 3 | 0 | 7 | Ksenia Pervak | 6 | 6$^3$ | 6 | | | | | |
| 7 | Ksenia Pervak | 6 | 6 | | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Monica Niculescu | 2 | 2 | | | | | | | | | |
| | Christina McHale | 6 | 6 | | | | | | | | | |
| | Christina McHale | 6 | 6 | | | Christina McHale | 0 | 6 | 6 | | | |
| | | | | | | Rebecca Marino | 6 | 2 | 2 | | | |
| | Mariya Koryttseva | 6 | 2 | 3 | | Rebecca Marino | 6 | 2 | 2 | | | |
| | Rebecca Marino | 4 | 6 | 6 | | | | | | | | |
| | Rebecca Marino | 4 | 6 | 6 | | | | | | Christina McHale | 3 | 1 |
| | | | | | | | | | | Lucie Hradecká | 6 | 6 |
| | Lucie Hradecká | 6 | 6 | | | | | | | | | | Lucie Hradecká | 6 | 6 |
| | Petra Martić | 4 | 4 | | | | | | | | | |
| | Petra Martić | 4 | 4 | | | Lucie Hradecká | 6 | 4 | 6 | | | |
| | | | | | 5 | Sorana Cîrstea | 0 | 6 | 4 | | | |
| | Chanelle Scheepers | 3 | 6 | 4 | 5 | Sorana Cîrstea | 0 | 6 | 4 | | | |
| 5 | Sorana Cîrstea | 6 | 4 | 6 | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Vania King | 6 | 6 | | | | | | | | | |
| | Sesil Karatantcheva | 3 | 3 | | | | | | | | | |
| | Sesil Karatantcheva | 3 | 3 | 3 | Vania King | 4 | 6 | 6 | | | | |
| | | | | | Virginie Razzano | 6 | 4 | 4 | | | | |
| | Mariana Duque Mariño | 6$^1$ | 4 | | Virginie Razzano | 6 | 4 | 4 | | | | |
| | Virginie Razzano | 7 | 6 | | | | | | | | | |
| | Virginie Razzano | 7 | 6 | | | | | | 3 | Vania King | 6 | 7 |
| | | | | | | | | | | Alison Riske | 3 | 6$^3$ |
| | Alison Riske | 6 | 6 | | | | | | | | | | Alison Riske | 3 | 6$^3$ |
| | Olga Savchuk | 4 | 3 | | | | | | | | | |
| | Olga Savchuk | 4 | 3 | | Alison Riske | 6 | 6 | | | | | |
| | | | | 8 | Andrea Hlaváčková | 0 | 3 | | | | | |
| | Anastasiya Yakimova | 3 | 1 | 8 | Andrea Hlaváčková | 0 | 3 | | | | | |
| 8 | Andrea Hlaváčková | 6 | 6 | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Zhang Shuai | 0 | 6 | 1 | | | | | | | | |
| WC | Olivia Rogowska | 6 | 4 | 6 | | | | | | | | |
| WC | Olivia Rogowska | 6 | 4 | 6 | WC | Olivia Rogowska | 1 | 7 | 2 | | | |
| | | | | | | Arantxa Rus | 6 | 6$^5$ | 6 | | | |
| WC | Isabella Holland | 2 | 2 | | | Arantxa Rus | 6 | 6$^5$ | 6 | | | |
| | Arantxa Rus | 6 | 6 | | | | | | | | | |
| | Arantxa Rus | 6 | 6 | | | | | | | Arantxa Rus | 2 | 4 |
| | | | | | | | | | | Anna Tatishvili | 6 | 6 |
| | Darya Kustova | 6$^4$ | 6$^1$ | | | | | | | | | | Anna Tatishvili | 6 | 6 |
| | Anna Tatishvili | 7 | 7 | | | | | | | | | |
| | Anna Tatishvili | 7 | 7 | | | Anna Tatishvili | 2 | 7 | 6 | | | |
| | | | | | 6 | Karolina Šprem | 6 | 5 | 3 | | | |
| | Misaki Doi | 4 | 7 | 5 | 6 | Karolina Šprem | 6 | 5 | 3 | | | |
| 6 | Karolina Šprem | 6 | 5 | 7 | | | | | | | | |