# 2011 Dunlop World Challenge – Women's singles

Misaki Doi is the defending champion but lost to Tamarine Tanasugarn 5–7, 5–7 in the quarterfinals.
Tamarine Tanasugarn won the title, defeating Kimiko Date-Krumm in the final 6–2, 7–5.

## Seeds

* Kimiko Date-Krumm (final)
* Misaki Doi (quarterfinals)
* Michaëlla Krajicek (semifinals, withdrew)
* Erika Sema (first round)
* Tamarine Tanasugarn
* Chan Yung-jan (semifinals)
* Kurumi Nara (second round)
* Caroline Garcia (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 | Kimiko Date-Krumm | w/o | | | | | | |
| 3 | Michaëlla Krajicek | | | | | | | |
| 3 | Michaëlla Krajicek | | | | 1 | Kimiko Date-Krumm | 2 | 5 |
| | | | | | 5 | Tamarine Tanasugarn | 6 | 7 |
| 6 | Chan Yung-jan | 6 | 2 | 4 | 5 | Tamarine Tanasugarn | 6 | 7 |
| 5 | Tamarine Tanasugarn | 1 | 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 | Semifinals | Semifinals | Semifinals |
| 1 | K Date-Krumm | 6 | 6 | | | | | | | | | | | | | |
| WC | K Hisami | 0 | 3 | | 1 | K Date-Krumm | 6 | 6 | | | | | | | | |
| | W-h Hsu | 4 | 7$^7$ | 2 | | A Klepač | 1 | 1 | | | | | | | | |
| | A Klepač | 6 | 6$^3$ | 6 | | | | | | 1 | K Date-Krumm | 6 | 7 | | | |
| Q | N Luangnam | 6 | 6$^4$ | 7 | | | | | | Q | N Luangnam | 1 | 5 | | | |
| Q | C-w Chan | 2 | 7$^7$ | 5 | Q | N Luangnam | 7$^{10}$ | 6 | | | | | | | | |
| | S Akita | 4 | 7 | 2 | 7 | K Nara | 6$^8$ | 2 | | | | | | | | |
| 7 | K Nara | 6 | 5 | 6 | | | | | | | | | | 1 | K Date-Krumm | w/o |
| 3 | M Krajicek | 6 | 6 | | | | | | | | | | | 3 | M Krajicek | |
| | S-j Kim | 2 | 2 | | 3 | M Krajicek | 6 | 6 | | | | | | | | |
| | E Svitolina | 6 | 6 | | | E Svitolina | 2 | 3 | | | | | | | | |
| LL | S Aoyama | 2 | 2 | | | | | | | 3 | M Krajicek | 7$^9$ | 6 | | | |
| | T Majerič | 6 | 6 | | | | | | | | T Majerič | 6$^7$ | 2 | | | |
| WC | M Tanaka | 4 | 4 | | | T Majerič | 3 | 7$^7$ | 6 | | | | | | | |
| Q | Y Higuchi | 3 | 3 | | 8 | C Garcia | 6 | 6$^5$ | 2 | | | | | | | |
| 8 | C Garcia | 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 | Semifinals |
| 6 | Y-j Chan | 6 | 6 | | | | | | | | | | | | | | | |
| | E Takao | 1 | 1 | | 6 | Y-j Chan | 6 | 6 | | | | | | | | | | |
| | R Fujiwara | 6 | 7 | | | R Fujiwara | 3 | 2 | | | | | | | | | | |
| | Y Sema | 1 | 5 | | | | | | | 6 | Y-j Chan | 6 | 6 | | | | | |
| | A Nakamura | 3 | 4 | | | | | | | | Z Luknárová | 3 | 0 | | | | | |
| | Z Luknárová | 6 | 6 | | | Z Luknárová | 1 | 7 | 6 | | | | | | | | | |
| Q | A Oka | 6 | 6 | | Q | A Oka | 6 | 5 | 2 | | | | | | | | | |
| 4 | E Sema | 2 | 2 | | | | | | | | | | | 6 | Y-j Chan | 6 | 2 | 4 |
| 5 | T Tanasugarn | 7$^7$ | 6 | | | | | | | | | | | 5 | T Tanasugarn | 1 | 6 | 6 |
| | Q Wang | 6$^2$ | 0 | | 5 | T Tanasugarn | 6 | 6 | | | | | | | | | | |
| | J Namigata | 5 | 7$^{10}$ | 4 | WC | K Lykina | 2 | 2 | | | | | | | | | | |
| WC | K Lykina | 7 | 6$^8$ | 6 | | | | | | 5 | T Tanasugarn | 7 | 7 | | | | | |
| | K Iijima | 5 | 7$^7$ | 4 | | | | | | 2 | M Doi | 5 | 5 | | | | | |
| WC | M Ninomiya | 7 | 6$^5$ | 6 | WC | M Ninomiya | 3 | 3 | | | | | | | | | | |
| | A Omae | 1 | 2 | | 2 | M Doi | 6 | 6 | | | | | | | | | | |
| 2 | M Doi | 6 | 6 | | | | | | | | | | | | | | | |