The 2012 Porsche Tennis Grand Prix was a women's tennis tournament played on indoor clay courts. It was the 35th edition of the Porsche Tennis Grand Prix, and was part of the Premier tournaments of the 2012 WTA Tour. It took place at the Porsche Arena in Stuttgart, Germany, from 23 April until 29 April 2012. Second-seeded Maria Sharapova won the singles title.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Belarus | Victoria Azarenka | 1 | 1 | |
 Russian Federation | Maria Sharapova | 2 | 2 | |
 Czech Republic | Petra Kvitová | 3 | 3 | |
 Poland | Agnieszka Radwańska | 4 | 4 | |
 Australia | Samantha Stosur | 5 | 5 | |
| Caroline Wozniacki | 6 | 6 | ||
 France | Marion Bartoli | 7 | 7 | |
 China | Li Na | 8 | 8 |
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky loser:
Akgul Amanmuradova
Kateryna Bondarenko
Daniela Hantuchová
Flavia Pennetta (wrist injury) Vera Zvonareva Alizé Cornet (right shoulder injury)
Jelena Janković (low back injury)| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Czech Republic | Květa Peschke | Katarina Srebotnik | 7 | 1 | ||
 India | Italy | |||||
| China | Peng Shuai | Elena Vesnina | 45 | 3 | ||
| Natalie Grandin | Vladimíra Uhlířová | 45 | 4 | |||
| Czech Republic | Iveta Benešová | Barbora Záhlavová-Strýcová | 52 | 5 |
The following pairs received wildcards into the doubles main draw:
Francesca Schiavone / Roberta VinciThe following pair received entry as alternates:
Flavia Pennetta (wrist injury)
Paola Suárez (low back injury)See main article: 2012 Porsche Tennis Grand Prix – Singles. Maria Sharapova defeated. Victoria Azarenka, 6–1, 6–4
See main article: 2012 Porsche Tennis Grand Prix – Doubles. Iveta Benešová / Barbora Záhlavová-Strýcová defeated. Julia Görges / Anna-Lena Grönefeld, 6–4, 7–5
