title: 2013 Porsche Tennis Grand Prix – Singles
text: # 2013 Porsche Tennis Grand Prix – Singles
  
  Maria Sharapova was the defending champion, and successfully defended her title, beating Li Na in the final, 6–4, 6–3.
  
  ## Seeds
  
  The top four seeds receive a bye into the second round.
  
  * Maria Sharapova (champion)
  * Li Na (final)
  * Angelique Kerber (semifinals)
  * Sara Errani (second round)
  * Petra Kvitová (quarterfinals)
  * Samantha Stosur (first round)
  * Caroline Wozniacki (first round)
  * Nadia Petrova (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 | Maria Sharapova | 6 | 2 | 7 | | | | |
  | 3 | Angelique Kerber | 3 | 6 | 5 | | | | |
  | 3 | Angelique Kerber | 3 | 6 | 5 | 1 | Maria Sharapova | 6 | 6 |
  | | | | | | 2 | Li Na | 4 | 3 |
  | Q | Bethanie Mattek-Sands | 4 | 3 | | 2 | Li Na | 4 | 3 |
  | 2 | Li Na | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 1 | M Sharapova | 6 | $6^3$ | 6 | | | | | | | | | | |
  | | M Barthel | 4 | 1 | | | L Šafářová | 4 | $7^7$ | 3 | | | | | | | | | | |
  | | L Šafářová | 6 | 6 | | | | | | | 1 | M Sharapova | 7 | 4 | 6 | | | | | |
  | | A Ivanovic | 6 | 6 | | | | | | | | A Ivanovic | 5 | 6 | 4 | | | | | |
  | WC | A Petkovic | 3 | 2 | | | A Ivanovic | 6 | 6 | | | | | | | | | | | |
  | Q | D Pfizenmaier | $6^2$ | 4 | | 8 | N Petrova | 4 | 3 | | | | | | | | | | | |
  | 8 | N Petrova | $7^7$ | 6 | | | | | | | | | | | | 1 | M Sharapova | 6 | 2 | 7 |
  | | | | | | | | | | | | | | | | 3 | A Kerber | 3 | 6 | 5 |
  | | | | | | 3 | A Kerber | 6 | 6 | | | | | | | | | | | |
  | | A Pavlyuchenkova | $6^5$ | 7 | 6 | | A Pavlyuchenkova | 0 | 4 | | | | | | | | | | | |
  | | E Makarova | $7^7$ | 5 | 4 | | | | | | 3 | A Kerber | 6 | $7^7$ | | | | | | |
  | | Y Shvedova | 6 | 6 | | | | | | | | Y Shvedova | 3 | $6^2$ | | | | | | |
  | | R Vinci | 4 | 2 | | | Y Shvedova | 7 | 6 | | | | | | | | | | | |
  | | C Suárez Navarro | $7^8$ | 6 | | | C Suárez Navarro | 5 | 4 | | | | | | | | | | | |
  | 7 | C Wozniacki | $6^6$ | 1 | | | | | | | | | | | | | | | | |
  
  ### 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 6 | S Stosur | 4 | 4 | | | | | | | | | | | | | | |
  | | J Janković | 6 | 6 | | | J Janković | $6^3$ | 5 | | | | | | | | | |
  | | S Lisicki | 6 | 6 | | | S Lisicki | $7^7$ | 7 | | | | | | | | | |
  | Q | N Burnett | 3 | 4 | | | | | | | | S Lisicki | 4 | 2 | | | | |
  | Q | B Mattek-Sands | 6 | 6 | | | | | | | Q | B Mattek-Sands | 6 | 6 | | | | |
  | | Y Wickmayer | 2 | 1 | | Q | B Mattek-Sands | 6 | 4 | 6 | | | | | | | | |
  | | | | | | 4 | S Errani | 0 | 6 | 1 | | | | | | | | |
  | | | | | | | | | | | | | | | Q | B Mattek-Sands | 4 | 3 |
  | 5 | P Kvitová | 7 | $6^0$ | 6 | | | | | | | | | | 2 | N Li | 6 | 6 |
  | WC | A Beck | 5 | $7^7$ | 3 | 5 | P Kvitová | 2 | $7^7$ | 6 | | | | | | | | |
  | | J Görges | 6 | 2 | | | J Görges | 6 | $6^4$ | 2 | | | | | | | | |
  | | K Flipkens | 2 | $1^r$ | | | | | | | 5 | P Kvitová | 3 | 5 | | | | |
  | | E Vesnina | 0 | 4 | | | | | | | 2 | N Li | 6 | 7 | | | | |
  | Q | M Lučić-Baroni | 6 | 6 | | Q | M Lučić-Baroni | 1 | 2 | | | | | | | | | |
  | | | | | | 2 | N Li | 6 | 6 | | | | | | | | | |
  
  ## Qualifying
  
  ### Seeds
  
  * Peng Shuai (second round)
  * Marina Erakovic (first round)
  * Garbiñe Muguruza (qualifying competition)
  * Mirjana Lučić-Baroni (qualified)
  * Monica Puig (second round)
  * Bethanie Mattek-Sands (qualified)
  * Shahar Pe'er (qualifying competition)
  * Anastasia Rodionova (first round)
  
  ### Qualifiers
  
  * Bethanie Mattek-Sands
  * Dinah Pfizenmaier
  * Nastassja Burnett
  * Mirjana Lučić-Baroni
  
  ### 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | Peng Shuai | 7 | 6 | | | | | | | | | |
  | | Jill Craybas | 5 | 4 | | | | | | | | | |
  | | Jill Craybas | 5 | 4 | 1 | Peng Shuai | 1 | 5 | | | | | |
  | | | | | | Anna-Lena Friedsam | 6 | 7 | | | | | |
  | | Anna-Lena Friedsam | 6 | 6 | | Anna-Lena Friedsam | 6 | 7 | | | | | |
  | | Anna Zaja | 1 | 2 | | | | | | | | | |
  | | Anna Zaja | 1 | 2 | | | | | | | Anna-Lena Friedsam | 3 | 4 |
  | | | | | | | | | | 6 | Bethanie Mattek-Sands | 6 | 6 |
  | | Kristina Barrois | 5 | 3 | | | | | | | | | | 6 | Bethanie Mattek-Sands | 6 | 6 |
  | | Maryna Zanevska | 7 | 6 | | | | | | | | | |
  | | Maryna Zanevska | 7 | 6 | | Maryna Zanevska | 2 | 6 | 5 | | | | |
  | | | | | 6 | Bethanie Mattek-Sands | 6 | 4 | 7 | | | | |
  | WC | Julia Kimmelmann | 0 | 3 | 6 | Bethanie Mattek-Sands | 6 | 4 | 7 | | | | |
  | 6 | Bethanie Mattek-Sands | 6 | 6 | | | | | | | | | |
  
  **Second 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - |
  | 2 | Marina Erakovic | 1 | 6 | 5 | | | | | | | |
  | | Catalina Castaño | 6 | 1 | 7 | | | | | | | |
  | | Catalina Castaño | 6 | 1 | 7 | Catalina Castaño | 6 | 7 | | | | |
  | | | | | | Eva Birnerová | 4 | 5 | | | | |
  | | Eva Birnerová | 6 | 4 | 6 | Eva Birnerová | 4 | 5 | | | | |
  | | Julia Glushko | 2 | 6 | 4 | | | | | | | |
  | | Julia Glushko | 2 | 6 | 4 | | | | Catalina Castaño | $6^5$ | 7 | 2 |
  | | | | | | | | | Dinah Pfizenmaier | $7^7$ | 5 | 6 |
  | | Chiara Scholl | 4 | 6 | 1 | | | | | | | | Dinah Pfizenmaier | $7^7$ | 5 | 6 |
  | | Kathrin Wörle-Scheller | 6 | 4 | 6 | | | | | | | |
  | | Kathrin Wörle-Scheller | 6 | 4 | 6 | Kathrin Wörle-Scheller | 2 | 4 | | | | |
  | | | | | | Dinah Pfizenmaier | 6 | 6 | | | | |
  | | Dinah Pfizenmaier | 6 | 6 | | Dinah Pfizenmaier | 6 | 6 | | | | |
  | 8 | Anastasia Rodionova | 2 | 4 | | | | | | | | |
  
  **Third 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 3 | Garbiñe Muguruza | 6 | 6 | | | | | | | | | |
  | WC | Antonia Lottner | 1 | 4 | | | | | | | | | |
  | WC | Antonia Lottner | 1 | 4 | | 3 | Garbiñe Muguruza | 6 | 6 | | | | |
  | | | | | | | Carina Witthöft | 2 | 4 | | | | |
  | | Mervana Jugić-Salkić | 2 | 7 | 1 | | Carina Witthöft | 2 | 4 | | | | |
  | | Carina Witthöft | 6 | 5 | 6 | | | | | | | | |
  | | Carina Witthöft | 6 | 5 | 6 | | | | | 3 | Garbiñe Muguruza | 4 | 5 |
  | | | | | | | | | | | Nastassja Burnett | 6 | 7 |
  | | Zuzana Kučová | 0 | 2 | | | | | | | | | | Nastassja Burnett | 6 | 7 |
  | | Nastassja Burnett | 6 | 6 | | | | | | | | | |
  | | Nastassja Burnett | 6 | 6 | | | Nastassja Burnett | 6 | 6 | | | | |
  | | | | | | 5 | Monica Puig | 3 | 4 | | | | |
  | WC | Verena Schmid | 3 | 1 | | 5 | Monica Puig | 3 | 4 | | | | |
  | 5 | Monica Puig | 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 | Qualifying competition |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 4 | Mirjana Lučić-Baroni | 1 | 6 | 7 | | | | | | | | | |
  | | Barbora Záhlavová-Strýcová | 6 | 3 | 5 | | | | | | | | | |
  | | Barbora Záhlavová-Strýcová | 6 | 3 | 5 | 4 | Mirjana Lučić-Baroni | 6 | 4 | 6 | | | | |
  | | | | | | | Yvonne Meusburger | 3 | 6 | 2 | | | | |
  | | Yvonne Meusburger | 6 | 6 | | | Yvonne Meusburger | 3 | 6 | 2 | | | | |
  | | Gréta Arn | 2 | 1 | | | | | | | | | | |
  | | Gréta Arn | 2 | 1 | | | | | | | 4 | Mirjana Lučić-Baroni | 6 | 6 |
  | | | | | | | | | | | 7 | Shahar Pe'er | 3 | 1 |
  | | Sandra Záhlavová | 1 | 7 | 6 | | | | | | | | | | 7 | Shahar Pe'er | 3 | 1 |
  | | Tereza Mrdeža | 6 | 5 | 1 | | | | | | | | | |
  | | Tereza Mrdeža | 6 | 5 | 1 | | Sandra Záhlavová | $7^9$ | 4 | 4 | | | | |
  | | | | | | 7 | Shahar Pe'er | $6^7$ | 6 | 6 | | | | |
  | WC | Laura Schaeder | 1 | 0 | | 7 | Shahar Pe'er | $6^7$ | 6 | 6 | | | | |
  | 7 | Shahar Pe'er | 6 | 6 | | | | | | | | | | |
  