# 2011 Monterrey Open – Singles

Anastasia Pavlyuchenkova was the defending champion and defended her title by defeating Jelena Janković 2–6, 6–2, 6–3 in the final.

## Seeds

* Jelena Janković (final)
* Anastasia Pavlyuchenkova (champion)
* Aravane Rezaï (first round)
* Julia Görges (first round)
* Anastasija Sevastova (quarterfinals)
* Sara Errani (second round)
* Iveta Benešová (first round)
* Polona Hercog (semifinals)

## 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 | Final |
| 1 | Jelena Janković | 6 | 6 | | | | | |
| 8 | Polona Hercog | 3 | 2 | | | | | |
| 8 | Polona Hercog | 3 | 2 | 1 | Jelena Janković | 6 | 2 | 3 |
| | | | | 2/WC | Anastasia Pavlyuchenkova | 2 | 6 | 6 |
| | Gisela Dulko | 4 | 1 | 2/WC | Anastasia Pavlyuchenkova | 2 | 6 | 6 |
| 2/WC | Anastasia Pavlyuchenkova | 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 |
| 1 | J Janković | 6 | 6 | | | | | | | | | | | | | | | |
| | L Domínguez Lino | 4 | 1 | | 1 | J Janković | 6 | 6 | | | | | | | | | | |
| | A Hlaváčková | 6 | 3 | 3 | | S Bammer | 3 | 4 | | | | | | | | | | |
| | S Bammer | 4 | 6 | 6 | | | | | | 1 | J Janković | 6 | 7 | | | | | |
| | S Halep | 5 | 1 | | | | | | | 5 | A Sevastova | 1 | 5 | | | | | |
| | A Cornet | 7 | 6 | | | A Cornet | 6 | 2 | 4 | | | | | | | | | |
| Q | L Pous Tió | 2 | 4 | | 5 | A Sevastova | 2 | 6 | 6 | | | | | | | | | |
| 5 | A Sevastova | 6 | 6 | | | | | | | | | | | | 1 | J Janković | 6 | 6 |
| 3/WC | A Rezaï | 2 | 1 | | | | | | | | | | | | 8 | P Hercog | 3 | 2 |
| | A Kudryavtseva | 6 | 6 | | | A Kudryavtseva | 3 | 6 | 0 | | | | | | | | | |
| | O Govortsova | 6 | 6 | | | O Govortsova | 6 | 4 | 6 | | | | | | | | | |
| | R Voráčová | 3 | 1 | | | | | | | | O Govortsova | 6 | 3 | 3 | | | | |
| | R Oprandi | 0 | 6 | 1 | | | | | | 8 | P Hercog | 4 | 6 | 6 | | | | |
| | B Záhlavová-Strýcová | 6 | 4 | 6 | | B Záhlavová-Strýcová | 4 | 7 | 2 | | | | | | | | | |
| | A Kerber | 3 | 3 | | 8 | P Hercog | 6 | 6$^4$ | 6 | | | | | | | | | |
| 8 | P Hercog | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | I Benešová | 2 | 6$^3$ | | | | | | | | | | | | | | |
| | G Dulko | 6 | 7 | | | G Dulko | 6 | 6 | | | | | | | | | |
| Q | A Wozniak | 6 | 6 | | Q | A Wozniak | 4 | 1 | | | | | | | | | |
| WC | X Hermoso | 2 | 0 | | | | | | | | G Dulko | 6 | 6 | | | | |
| Q | L Hradecká | 6 | 6 | | | | | | | | K Pervak | 1 | 0 | | | | |
| | Z Ondrášková | 2 | 2 | | Q | L Hradecká | 2 | 7 | 3 | | | | | | | | |
| | K Pervak | 6 | 7 | | | K Pervak | 6 | 6$^4$ | 6 | | | | | | | | |
| 4 | J Görges | 1 | 5 | | | | | | | | | | | | G Dulko | 4 | 1 |
| 6 | S Errani | 6 | 6 | | | | | | | | | | | 2/WC | A Pavlyuchenkova | 6 | 6 |
| | J Larsson | 2 | 4 | | 6 | S Errani | 6 | 5 | 4 | | | | | | | | |
| | G Arn | 6 | 6 | | | G Arn | 4 | 7 | 6 | | | | | | | | |
| | S Záhlavová | 0 | 4 | | | | | | | | G Arn | 2 | 6$^3$ | | | | |
| | V King | 4 | 1 | | | | | | | 2/WC | A Pavlyuchenkova | 6 | 7 | | | | |
| | M Oudin | 6 | 6 | | | M Oudin | 2 | 6$^6$ | | | | | | | | | |
| Q | E Daniilidou | 2 | 7 | 4 | 2/WC | A Pavlyuchenkova | 6 | 7 | | | | | | | | | |
| 2/WC | A Pavlyuchenkova | 6 | 6$^5$ | 6 | | | | | | | | | | | | | |