# 2011 Zagreb Open – Women's singles

The event returned to the ITF Women's Circuit in 2011 after a break in 2010.
Nathalie Piquion won the title, defeating qualifier Doroteja Erić in the final, 6–3, 3–6, 6–1.

## Seeds

* Çağla Büyükakçay (first round)
* Kristína Kučová (second round)
* Yulia Beygelzimer (semifinals)
* Lenka Juríková (second round)
* Elitsa Kostova (quarterfinals)
* Elena Bogdan (first round)
* Estrella Cabeza Candela (first round)
* Nathalie Piquion (champion)

## 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 | Final |
| Q | Doroteja Erić | 5 | 6 | 6 | | | | | |
| Q | Nastja Kolar | 7 | 4 | 4 | | | | | |
| Q | Nastja Kolar | 7 | 4 | 4 | Q | Doroteja Erić | 3 | 6 | 1 |
| | | | | | 8 | Nathalie Piquion | 6 | 3 | 6 |
| 3 | Yulia Beygelzimer | 6 | 5 | 2 | 8 | Nathalie Piquion | 6 | 3 | 6 |
| 8 | Nathalie Piquion | 2 | 7 | 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 | Ç Büyükakçay | 2 | 0 | | | | | | | | | | | | | | | | |
| WC | T Mrdeža | 6 | 6 | | WC | T Mrdeža | 6 | 5 | 6$^5$ | | | | | | | | | | |
| Q | D Erić | 6 | 4 | 6 | Q | D Erić | 3 | 7 | 7 | | | | | | | | | | |
| | I Pavlovic | 4 | 6 | 4 | | | | | | Q | D Erić | 7 | 5 | 6 | | | | | |
| | Ka Plíšková | 6 | 6 | | | | | | | 5 | E Kostova | 5 | 7 | 4 | | | | | |
| | M Klaffner | 1 | 4 | | | Ka Plíšková | 6 | 4 | 5 | | | | | | | | | | |
| | E Laine | 1 | 3 | | 5 | E Kostova | 1 | 6 | 7 | | | | | | | | | | |
| 5 | E Kostova | 6 | 6 | | | | | | | | | | | | Q | D Erić | 5 | 6 | 6 |
| 4 | L Juríková | 4 | 7 | 6 | | | | | | | | | | | Q | N Kolar | 7 | 4 | 4 |
| Q | I Ferrer Suárez | 6 | 6$^6$ | 0 | 4 | L Juríková | 7 | 4 | 4 | | | | | | | | | | |
| Q | B Sobaszkiewicz | 5 | 1 | | Q | N Kolar | 6$^7$ | 6 | 6 | | | | | | | | | | |
| Q | N Kolar | 7 | 6 | | | | | | | Q | N Kolar | 6 | 7 | | | | | | |
| Q | K Marosi | 6 | 5 | 6 | | | | | | SE | G Voskoboeva | 4 | 6$^5$ | | | | | | |
| | D Evtimova | 4 | 7 | 3 | Q | K Marosi | 1 | 1 | | | | | | | | | | | |
| SR | G Voskoboeva | 6 | 6 | | SE | G Voskoboeva | 6 | 6 | | | | | | | | | | | |
| 6 | E Bogdan | 4 | 3 | | | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 7 | E Cabeza Candela | 3 | 1 | | | | | | | | | | | | | | | | |
| Q | R-L Jani | 6 | 6 | | Q | R-L Jani | 6 | 6 | | | | | | | | | | | |
| WC | M Kraljevic | 1 | 2 | | WC | D Vekić | 2 | 4 | | | | | | | | | | | |
| WC | D Vekić | 6 | 6 | | | | | | | Q | R-L Jani | 6$^4$ | 6 | 4 | | | | | |
| | MT Torró Flor | 5 | 2 | | | | | | | 3 | Y Beygelzimer | 7 | 4 | 6 | | | | | |
| Q | M Hončová | 7 | 6 | | Q | M Hončová | 1 | 0 | | | | | | | | | | | |
| | A Bergot | 1 | 3 | | 3 | Y Beygelzimer | 6 | 6 | | | | | | | | | | | |
| 3 | Y Beygelzimer | 6 | 6 | | | | | | | | | | | | 3 | Y Beygelzimer | 6 | 5 | 2 |
| 8 | N Piquion | 2 | 6 | 6 | | | | | | | | | | | 8 | N Piquion | 2 | 7 | 6 |
| | A Vrljić | 6 | 2 | 2 | 8 | N Piquion | 3 | 7 | 7 | | | | | | | | | | |
| WC | S Njirić | 1 | 6 | 6 | WC | S Njirić | 6 | 6$^2$ | 5 | | | | | | | | | | |
| | Ar Rodionova | 6 | 2 | 2 | | | | | | 8 | N Piquion | 7 | 6 | | | | | | |
| | T Majerič | 7 | 6 | | | | | | | | T Majerič | 5 | 3 | | | | | | |
| Q | T Čurović | 5 | 4 | | | T Majerič | 6 | 6 | | | | | | | | | | | |
| | O Rogowska | 3 | 3 | | 2 | K Kučová | 3 | 1 | | | | | | | | | | | |
| 2 | K Kučová | 6 | 6 | | | | | | | | | | | | | | | | |