# 2009 Porsche Tennis Grand Prix – Singles

Svetlana Kuznetsova defeated Dinara Safina in the final, 6–4, 6–3 to win the singles tennis title at the 2009 Stuttgart Open. This was the first edition of the tournament played on clay courts, as opposed to hard courts.
Jelena Janković was the defending champion, but lost in the quarterfinals to Flavia Pennetta.

## Seeds

* Dinara Safina (final)
* Elena Dementieva (semifinals)
* Jelena Janković (quarterfinals)
* Victoria Azarenka (second round)
* Svetlana Kuznetsova (champion)
* Nadia Petrova (second round)
* Caroline Wozniacki (second round)
* Agnieszka Radwańska (quarterfinals)

## 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 | Dinara Safina | 3 | 7 | 6 | | | | |
| | Flavia Pennetta | 6 | 5 | 0 | | | | |
| | Flavia Pennetta | 6 | 5 | 0 | 1 | Dinara Safina | 4 | 3 |
| | | | | | 5 | Svetlana Kuznetsova | 6 | 6 |
| 5 | Svetlana Kuznetsova | 6 | 6 | | 5 | Svetlana Kuznetsova | 6 | 6 |
| 2 | Elena Dementieva | 4 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | D Safina | 6 | 6 | | | | | | | | | | | | | | | | |
| | S Errani | 0 | 1 | | 1 | D Safina | 6 | 6 | | | | | | | | | | | |
| | A Cornet | 3 | 1 | | | D Hantuchová | 4 | 2 | | | | | | | | | | | |
| | D Hantuchová | 6 | 6 | | | | | | | 1 | D Safina | 6 | 6 | | | | | | |
| Q | T Pironkova | 0 | 6 | 6 | | | | | | 8 | A Radwańska | 4 | 2 | | | | | | |
| Q | A Brianti | 6 | 4 | 4 | Q | T Pironkova | 3 | 3 | | | | | | | | | | | |
| | A Wozniak | 6$^2$ | 0 | | 8 | A Radwańska | 6 | 6 | | | | | | | | | | | |
| 8 | A Radwańska | 7 | 6 | | | | | | | | | | | | 1 | D Safina | 3 | 7 | 6 |
| 3 | J Janković | 6 | 6 | | | | | | | | | | | | | F Pennetta | 6 | 5 | 0 |
| | D Cibulková | 1 | 1 | | 3 | J Janković | 7 | 5 | 6 | | | | | | | | | | |
| WC | S Lisicki | 6 | 6 | | WC | S Lisicki | 5 | 7 | 3 | | | | | | | | | | |
| | P Schnyder | 4 | 3 | | | | | | | 3 | J Janković | 6 | 4 | 4 | | | | | |
| | F Pennetta | 6 | 6 | | | | | | | | F Pennetta | 2 | 6 | 6 | | | | | |
| | A Chakvetadze | 2 | 0 | | | F Pennetta | 6 | 6 | | | | | | | | | | | |
| | J Zheng | 4 | 7 | 4 | 6 | N Petrova | 2 | 2 | | | | | | | | | | | |
| 6 | N Petrova | 6 | 5 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | S Kuznetsova | 6 | 5 | 6 | | | | | | | | | | | | | | |
| Q | A Petkovic | 4 | 7 | 1 | 5 | S Kuznetsova | 4 | 6 | 7 | | | | | | | | | |
| | S Peng | 2 | 3 | | | N Li | 6 | 4 | 5 | | | | | | | | | |
| | N Li | 6 | 6 | | | | | | | 5 | S Kuznetsova | 6 | 6 | | | | | |
| | M Rybáriková | 3 | 3 | | | | | | | | G Dulko | 3 | 2 | | | | | |
| | G Dulko | 6 | 6 | | | G Dulko | 6 | 6 | | | | | | | | | | |
| | C Suárez Navarro | 1 | 4 | | 4 | V Azarenka | 4 | 3 | | | | | | | | | | |
| 4 | V Azarenka | 6 | 6 | | | | | | | | | | | | 5 | S Kuznetsova | 6 | 6 |
| 7 | C Wozniacki | 6 | 7 | | | | | | | | | | | | 2 | E Dementieva | 4 | 2 |
| | I Benešová | 3 | 5 | | 7 | C Wozniacki | 6$^6$ | 4 | | | | | | | | | | |
| | M Bartoli | 6 | 2 | 6 | | M Bartoli | 7 | 6 | | | | | | | | | | |
| Q | K Šprem | 3 | 6 | 1 | | | | | | | M Bartoli | 2 | 6 | 3 | | | | |
| | Á Szávay | 6 | 2 | 7 | | | | | | 2 | E Dementieva | 6 | 4 | 6 | | | | |
| | A Sugiyama | 3 | 6 | 6$^4$ | | Á Szávay | 6$^4$ | 1 | | | | | | | | | | |
| WC | A-L Grönefeld | 4 | 6 | 3 | 2 | E Dementieva | 7 | 6 | | | | | | | | | | |
| 2 | E Dementieva | 6 | 3 | 6 | | | | | | | | | | | | | | |