# 2011 Open GDF Suez – Singles

Elena Dementieva was the defending champion, but she retired from the sport at the end of the 2010 season.
Petra Kvitová won the title, defeating Kim Clijsters in the final 6–4, 6–3.
By reaching the quarterfinals, Clijsters gained world No. 1 ranking for the first time since 2006. She remains the only mother to be ranked No. 1 since the inception of the computer rankings in 1975.

## Seeds

The top two seeds received a bye into the second round.
* Kim Clijsters (final)
* Maria Sharapova (withdrew)
* Kaia Kanepi (semifinals)
* Petra Kvitová (champion)
* Nadia Petrova (second round)
* Andrea Petkovic (quarterfinals)
* Yanina Wickmayer (quarterfinals)
* Dominika Cibulková (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 | Final | Final | Final | Final |
| 1 | Kim Clijsters | 6 | 7 | | | | |
| 3 | Kaia Kanepi | 1 | 5 | | | | |
| 3 | Kaia Kanepi | 1 | 5 | 1 | Kim Clijsters | 4 | 3 |
| | | | | 4 | Petra Kvitová | 6 | 6 |
| 4 | Petra Kvitová | 6 | 6 | 4 | Petra Kvitová | 6 | 6 |
| | Bethanie Mattek-Sands | 2 | 0 | | | | |

### 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 |
| | | | | | 1 | K Clijsters | 4 | 6 | 6 | | | | | | | | | |
| | K Barrois | 5 | 6 | 6 | | K Barrois | 6 | 2 | 0 | | | | | | | | | |
| | I Benešová | 7 | 4 | 4 | | | | | | 1 | K Clijsters | 6 | 6 | | | | | |
| Q | J Dokic | 4 | 6 | 6 | | | | | | Q | J Dokic | 3 | 0 | | | | | |
| | L Šafářová | 6 | 3 | 4 | Q | J Dokic | 6 | 7$^7$ | | | | | | | | | | |
| WC | V Razzano | 1 | 3 | | 5 | N Petrova | 4 | 6$^4$ | | | | | | | | | | |
| 5 | N Petrova | 6 | 6 | | | | | | | | | | | | 1 | K Clijsters | 6 | 7 |
| 3 | K Kanepi | 7$^7$ | 6 | | | | | | | | | | | | 3 | K Kanepi | 1 | 5 |
| | A Sevastova | 6$^5$ | 2 | | 3 | K Kanepi | 6 | 6 | | | | | | | | | | |
| | A Cornet | 2 | 6$^5$ | | | S Arvidsson | 3 | 4 | | | | | | | | | | |
| | S Arvidsson | 6 | 7$^7$ | | | | | | | 3 | K Kanepi | 6 | 2 | 6 | | | | |
| | M Oudin | 7 | 5 | 6 | | | | | | 8 | D Cibulková | 2 | 6 | 2 | | | | |
| | V Dushevina | 5 | 7 | 2 | | M Oudin | 4 | 6$^5$ | | | | | | | | | | |
| Q | A Vrljić | 0 | 2 | | 8 | D Cibulková | 6 | 7$^7$ | | | | | | | | | | |
| 8 | D Cibulková | 6 | 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 |
| 7/WC | Y Wickmayer | 7$^7$ | 6 | | | | | | | | | | | | | | | |
| | E Vesnina | 6$^1$ | 2 | | 7/WC | Y Wickmayer | 6 | 6 | | | | | | | | | | |
| | T Bacsinszky | 3 | 3 | | | K Zakopalová | 1 | 3 | | | | | | | | | | |
| | K Zakopalová | 6 | 6 | | | | | | | 7/WC | Y Wickmayer | 7 | 3 | 6$^3$ | | | | |
| | T Pironkova | 6$^5$ | 3 | | | | | | | 4 | P Kvitová | 5 | 6 | 7$^7$ | | | | |
| | B Záhlavová-Strýcová | 7$^7$ | 6 | | | B Záhlavová-Strýcová | 4 | 7$^8$ | 6$^9$ | | | | | | | | | |
| Q | V Manasieva | 5 | 4 | | 4 | P Kvitová | 6 | 6$^6$ | 7$^{11}$ | | | | | | | | | |
| 4 | P Kvitová | 7 | 6 | | | | | | | | | | | | 4 | P Kvitová | 6 | 6 |
| 6 | A Petkovic | 7 | 3 | 6 | | | | | | | | | | | | B Mattek-Sands | 2 | 0 |
| | A Kerber | 5 | 6 | 2 | 6 | A Petkovic | 6 | 6 | | | | | | | | | | |
| Q | K Kučová | 4 | 6 | 7$^7$ | Q | K Kučová | 4 | 2 | | | | | | | | | | |
| | E Makarova | 6 | 3 | 6$^1$ | | | | | | 6 | A Petkovic | 6$^4$ | 6 | 3 | | | | |
| | C Suárez Navarro | 0 | 3 | | | | | | | | B Mattek-Sands | 7$^7$ | 2 | 6 | | | | |
| | B Mattek-Sands | 6 | 6 | | | B Mattek-Sands | 7 | 6 | | | | | | | | | | |
| | | | | | LL | S Cohen-Aloro | 5 | 3 | | | | | | | | | | |