# 2012 ASB Classic – Singles

Gréta Arn was the defending champion, but lost to Julia Görges in the first round.
Unseeded Zheng Jie won the tournament, after her opponent Flavia Pennetta retired in the final.

## Seeds

* Sabine Lisicki (quarterfinals, retired due to left abdominal muscle injury)
* Peng Shuai (second round)
* Svetlana Kuznetsova (semifinals)
* Flavia Pennetta (final, retired due to a back injury)
* Julia Görges (second round)
* Roberta Vinci (second round)
* Yanina Wickmayer (second round)
* Monica Niculescu (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 | Final |
| | Angelique Kerber | 1 | 2 | | | | | | |
| 4 | Flavia Pennetta | 6 | 6 | | | | | | |
| 4 | Flavia Pennetta | 6 | 6 | | 4 | Flavia Pennetta | 6 | 3 | 0$^r$ |
| | | | | | | Zheng Jie | 2 | 6 | 2 |
| 3 | Svetlana Kuznetsova | 6 | 3 | 3 | | Zheng Jie | 2 | 6 | 2 |
| | Zheng Jie | 2 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | S Lisicki | 6 | 6 | | | | | | | | | | | | | | |
| WC | V Razzano | 4 | 4 | | 1 | S Lisicki | 7$^7$ | 3 | 6 | | | | | | | | |
| | M Barthel | 7$^7$ | 6 | | | M Barthel | 6$^3$ | 6 | 3 | | | | | | | | |
| | J Dokić | 6$^5$ | 1 | | | | | | | 1 | S Lisicki | 4 | 3$^r$ | | | | |
| | M Erakovic | 6 | 4 | 4 | | | | | | | A Kerber | 6 | 4 | | | | |
| | A Kerber | 4 | 6 | 6 | | A Kerber | 6 | 6 | | | | | | | | | |
| | G Arn | 5 | 6 | 4 | 5 | J Görges | 2 | 3 | | | | | | | | | |
| 5 | J Görges | 7 | 3 | 6 | | | | | | | | | | | A Kerber | 1 | 2 |
| 4 | F Pennetta | 6 | 7$^7$ | | | | | | | | | | | 4 | F Pennetta | 6 | 6 |
| | S Cîrstea | 4 | 6$^5$ | | 4 | F Pennetta | 6 | 6 | | | | | | | | | |
| WC | S Jones | 2 | 6 | 3 | | E Baltacha | 4 | 2 | | | | | | | | | |
| | E Baltacha | 6 | 4 | 6 | | | | | | 4 | F Pennetta | 6 | 6 | | | | |
| WC | M Rybáriková | 3 | 2 | | | | | | | | E Vesnina | 2 | 1 | | | | |
| | E Vesnina | 6 | 6 | | | E Vesnina | 6 | 6 | | | | | | | | | |
| | R Marino | 5 | 4 | | 6 | R Vinci | 3 | 4 | | | | | | | | | |
| 6 | R Vinci | 7 | 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 | Semifinals |
| 7 | Y Wickmayer | 6 | 6 | | | | | | | | | | | | | | | |
| Q | Ka Plíšková | 3 | 4 | | 7 | Y Wickmayer | 6 | 1 | 1 | | | | | | | | | |
| | J Larsson | 1 | 1 | | | S Errani | 4 | 6 | 6 | | | | | | | | | |
| | S Errani | 6 | 6 | | | | | | | | S Errani | 4 | 3 | | | | | |
| | C McHale | 6 | 6 | | | | | | | 3 | S Kuznetsova | 6 | 6 | | | | | |
| | A Dulgheru | 2 | 3 | | | C McHale | 1 | 1 | | | | | | | | | | |
| Q | A Riske | 3 | 2 | | 3 | S Kuznetsova | 6 | 6 | | | | | | | | | | |
| 3 | S Kuznetsova | 6 | 6 | | | | | | | | | | | 3 | S Kuznetsova | 6 | 3 | 3 |
| 8 | M Niculescu | 7$^7$ | 6 | | | | | | | | | | | | J Zheng | 2 | 6 | 6 |
| Q | J Hampton | 6$^1$ | 1 | | 8 | M Niculescu | 0 | 2 | | | | | | | | | | |
| | J Zheng | 4 | 6 | 6 | | J Zheng | 6 | 6 | | | | | | | | | | |
| | A Morita | 6 | 3 | 4 | | | | | | | J Zheng | 6 | 6 | | | | | |
| | L Hradecká | 6 | 3 | 6 | | | | | | | L Hradecká | 2 | 3 | | | | | |
| | A Brianti | 4 | 6 | 2 | | L Hradecká | 6 | 6 | | | | | | | | | | |
| Q | A Rezaï | 6 | 3 | 4 | 2 | S Peng | 4 | 3 | | | | | | | | | | |
| 2 | S Peng | 4 | 6 | 6 | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Anne Keothavong (qualifying competition)
* Pauline Parmentier (second round)
* Mathilde Johansson (first round)
* Sofia Arvidsson (second round)
* Romina Oprandi (second round)
* Irina Falconi (second round)
* Alizé Cornet (first round)
* Kristina Barrois (first round)

### Qualifiers

* Jamie Hampton
* Aravane Rezaï
* Alison Riske
* Karolína Plíšková

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Anne Keothavong | 6 | 6 | | | | | | | | |
| WC | Emily Fanning | 3 | 4 | | | | | | | | |
| WC | Emily Fanning | 3 | 4 | 1 | Anne Keothavong | 6 | 6 | | | | |
| | | | | | Varvara Lepchenko | 3 | 3 | | | | |
| | Varvara Lepchenko | 6 | 7 | | Varvara Lepchenko | 3 | 3 | | | | |
| WC | Petra Rampre | 2 | 5 | | | | | | | | |
| WC | Petra Rampre | 2 | 5 | | | | | 1 | Anne Keothavong | 1 | 4 |
| | | | | | | | | | Jamie Hampton | 6 | 6 |
| | Jamie Hampton | 7 | 6 | | | | | | | | | Jamie Hampton | 6 | 6 |
| | Andrea Hlaváčková | 5 | 3 | | | | | | | | |
| | Andrea Hlaváčková | 5 | 3 | | Jamie Hampton | 6 | 6 | | | | |
| | | | | 6 | Irina Falconi | 4 | 2 | | | | |
| | Aleksandra Wozniak | 1 | 4 | 6 | Irina Falconi | 4 | 2 | | | | |
| 6 | Irina Falconi | 6 | 6 | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Pauline Parmentier | 6 | 0 | | | | | | | | |
| | Sharon Fichman | 2 | 0$^r$ | | | | | | | | |
| | Sharon Fichman | 2 | 0$^r$ | | 2 | Pauline Parmentier | 4 | 4 | | | |
| | | | | | | Aravane Rezaï | 6 | 6 | | | |
| | Noppawan Lertcheewakarn | 4 | 6 | 3 | | Aravane Rezaï | 6 | 6 | | | |
| | Aravane Rezaï | 6 | 1 | 6 | | | | | | | |
| | Aravane Rezaï | 6 | 1 | 6 | | | | | Aravane Rezaï | 6 | 6 |
| | | | | | | | | | Coco Vandeweghe | 4 | 4 |
| | Sania Mirza | 6 | 5 | 3 | | | | | | | | Coco Vandeweghe | 4 | 4 |
| | Coco Vandeweghe | 1 | 7 | 6 | | | | | | | |
| | Coco Vandeweghe | 1 | 7 | 6 | | Coco Vandeweghe | 7 | 6 | | | |
| | | | | | 5 | Romina Oprandi | 5 | 2 | | | |
| | Dia Evtimova | 4 | 1 | | 5 | Romina Oprandi | 5 | 2 | | | |
| 5 | Romina Oprandi | 6 | 6 | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Mathilde Johansson | 2 | 7$^7$ | 1 | | | | | | | |
| | Regina Kulikova | 6 | 6$^3$ | 6 | | | | | | | |
| | Regina Kulikova | 6 | 6$^3$ | 6 | Regina Kulikova | 7$^{10}$ | 6 | | | | |
| | | | | | Kristýna Plíšková | 6$^8$ | 1 | | | | |
| | Iryna Brémond | 6$^4$ | 4 | | Kristýna Plíšková | 6$^8$ | 1 | | | | |
| | Kristýna Plíšková | 7$^7$ | 6 | | | | | | | | |
| | Kristýna Plíšková | 7$^7$ | 6 | | | | | Regina Kulikova | 2 | 7$^7$ | 2 |
| | | | | | | | | Alison Riske | 6 | 6$^3$ | 6 |
| | Erika Sema | 4 | 7$^{11}$ | 0 | | | | | | | | Alison Riske | 6 | 6$^3$ | 6 |
| | Alison Riske | 6 | 6$^9$ | 6 | | | | | | | |
| | Alison Riske | 6 | 6$^9$ | 6 | Alison Riske | 6 | 6 | | | | |
| | | | | | Kurumi Nara | 3 | 1 | | | | |
| | Kurumi Nara | 6 | 6 | | Kurumi Nara | 3 | 1 | | | | |
| 8 | Kristina Barrois | 4 | 1 | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Sofia Arvidsson | 6 | 6 | | | | | | | | | |
| | Eva Birnerová | 0 | 2 | | | | | | | | | |
| | Eva Birnerová | 0 | 2 | | 4 | Sofia Arvidsson | 3 | 1 | | | | |
| | | | | | WC | Monica Puig | 6 | 6 | | | | |
| | Bibiane Schoofs | 6 | 6$^4$ | 3 | WC | Monica Puig | 6 | 6 | | | | |
| WC | Monica Puig | 2 | 7$^7$ | 6 | | | | | | | | |
| WC | Monica Puig | 2 | 7$^7$ | 6 | | | | | WC | Monica Puig | 3 | 3 |
| | | | | | | | | | | Karolína Plíšková | 6 | 6 |
| | Jill Craybas | 6$^4$ | 0 | | | | | | | | | | Karolína Plíšková | 6 | 6 |
| | Karolína Plíšková | 7$^7$ | 6 | | | | | | | | | |
| | Karolína Plíšková | 7$^7$ | 6 | | | Karolína Plíšková | 6 | 6 | | | | |
| | | | | | WC | Claire Feuerstein | 2 | 3 | | | | |
| WC | Claire Feuerstein | 6 | 6 | | WC | Claire Feuerstein | 2 | 3 | | | | |
| 7 | Alizé Cornet | 1 | 4 | | | | | | | | | |