2011 US Open – Girls' singles
# 2011 US Open – Girls' singles

Daria Gavrilova was the defending champion, but lost to Victoria Duval in the second round.

Unseeded Grace Min defeated first seed Caroline Garcia in the final 7–5, $7–6^{(7–3)}$ to win the tournament.

## Seeds

* Caroline Garcia (final)
* Irina Khromacheva (first round)
* Ashleigh Barty (semifinals)
* Eugenie Bouchard (second round)
* Daria Gavrilova (second round)
* Yulia Putintseva (quarterfinals)
* Montserrat González (first round)
* Natalija Kostić (first round)
* Indy de Vroome (first round)
* Annika Beck (second round)
* Victoria Bosio (second round)
* Madison Keys (second round)
* Anett Kontaveit (second round)
* Jessica Pegula (second round, retired)
* Jesika Malečková (first round)
* Anna Karolína Schmiedlová (second round)

## Main 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | Caroline Garcia | 6 | 6 | | | | | | | | | |
| | Victoria Duval | 3 | 4 | | | | | | | | | |
| | Victoria Duval | 3 | 4 | | 1 | Caroline Garcia | 6 | 6 | | | | |
| | | | | | 3 | Ashleigh Barty | 3 | 2 | | | | |
| 3 | Ashleigh Barty | 6 | 7 | | 3 | Ashleigh Barty | 3 | 2 | | | | |
| WC | Krista Hardebeck | 0 | 5 | | | | | | | | | |
| WC | Krista Hardebeck | 0 | 5 | | | | | | 1 | Caroline Garcia | 5 | $6^3$ |
| | | | | | | | | | | Grace Min | 7 | $7^7$ |
| 6 | Yulia Putintseva | 6 | 4 | 2 | | | | | | | | | Grace Min | 7 | $7^7$ |
| Q | Nicole Gibbs | 1 | 6 | 6 | | | | | | | | |
| Q | Nicole Gibbs | 1 | 6 | 6 | Q | Nicole Gibbs | 3 | 3 | | | | |
| | | | | | | Grace Min | 6 | 6 | | | | |
| | Ellen Allgurin | $6^1$ | 2 | | | Grace Min | 6 | 6 | | | | |
| | Grace Min | $7^7$ | 6 | | | | | | | | | |

### Top half

**Section 1**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | Caroline Garcia | 6 | 6 | | | | | | | | | | | | | | |
| | Lee So-ra | 3 | 2 | | 1 | C Garcia | 5 | 6 | 6 | | | | | | | | |
| WC | Peggy Porter | $6^3$ | $6^1$ | | | B Haas | 7 | 1 | 1 | | | | | | | | |
| | Barbara Haas | $7^7$ | $7^7$ | | | | | | | 1 | C Garcia | 6 | 6 | | | | |
| WC | Sachia Vickery | 6 | 6 | | | | | | | WC | S Vickery | 4 | 4 | | | | |
| | Iva Mekovec | 0 | 1 | | WC | S Vickery | 6 | 6 | | | | | | | | | |
| | Alexandra Kiick | 1 | 6 | 2 | 13 | A Kontaveit | 2 | 1 | | | | | | | | | |
| 13 | Anett Kontaveit | 6 | 1 | 6 | | | | | | | | | | 1 | C Garcia | 6 | 6 |
| 12 | Madison Keys | 6 | $6^1$ | 6 | | | | | | | | | | | V Duval | 3 | 4 |
| | Emily Fanning | 1 | $7^7$ | 3 | 12 | M Keys | 5 | 1 | | | | | | | | | |
| | Françoise Abanda | 6 | 6 | | | F Abanda | 7 | 6 | | | | | | | | | |
| | Zarah Razafimahatratra | 3 | 1 | | | | | | | | F Abanda | 1 | 1 | | | | |
| | Victoria Duval | 4 | 6 | 6 | | | | | | | V Duval | 6 | 6 | | | | |
| Q | Ana Sofía Sánchez | 6 | 1 | 3 | | V Duval | 6 | $6^3$ | 6 | | | | | | | | |
| | Ayaka Okuno | 1 | 2 | | 5 | D Gavrilova | 3 | $7^7$ | 3 | | | | | | | | |
| 5 | Daria Gavrilova | 6 | 6 | | | | | | | | | | | | | | |

**Section 2**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 3 | Ashleigh Barty | 6 | 6 | | | | | | | | | | | | | | |
| | Carol Zhao | 2 | 2 | | 3 | A Barty | 6 | 6 | | | | | | | | | |
| | Anna Danilina | 3 | 4 | | | G Andrews | 4 | 0 | | | | | | | | | |
| | Gabrielle Andrews | 6 | 6 | | | | | | | 3 | A Barty | 6 | 6 | | | | |
| | Elena-Teodora Cadar | 6 | $6^4$ | $6^7$ | | | | | | | K McPhillips | 4 | 3 | | | | |
| | Kyle McPhillips | 1 | $7^7$ | $7^9$ | | K McPhillips | 6 | 1 | 7 | | | | | | | | |
| | Doménica González | 2 | $6^3$ | | 16 | AK Schmiedlová | 4 | 6 | 5 | | | | | | | | |
| 16 | Anna Karolína Schmiedlová | 6 | $7^7$ | | | | | | | | | | | 3 | A Barty | 6 | 7 |
| 10 | Annika Beck | 6 | 6 | | | | | | | | | | | WC | K Hardebeck | 0 | 5 |
| | Klára Fabíková | 2 | 2 | | 10 | A Beck | 7 | 4 | 4 | | | | | | | | |
| Q | Julia Elbaba | 3 | 1 | | | R Ozaki | 5 | 6 | 6 | | | | | | | | |
| | Risa Ozaki | 6 | 6 | | | | | | | | R Ozaki | 1 | 2 | | | | |
| | Demi Schuurs | 2 | 2 | | | | | | | WC | K Hardebeck | 6 | 6 | | | | |
| | Stephanie Nauta | 6 | 6 | | | S Nauta | 3 | 2 | | | | | | | | | |
| WC | Krista Hardebeck | 6 | 6 | | WC | K Hardebeck | 6 | 6 | | | | | | | | | |
| 8 | Natalija Kostić | 1 | 1 | | | | | | | | | | | | | | |

### Bottom half

**Section 3**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 6 | Yulia Putintseva | 3 | 6 | 6 | | | | | | | | | | | | | | | |
| Q | Marcela Zacarías | 6 | 4 | 2 | 6 | Y Putintseva | 6 | 6 | | | | | | | | | | | |
| | Viktória Maľová | 3 | 3 | | WC | S Crawford | 2 | 1 | | | | | | | | | | | |
| WC | Samantha Crawford | 6 | 6 | | | | | | | 6 | Y Putintseva | 6 | 6 | | | | | | |
| | Donna Vekić | 6 | 6 | | | | | | | | D Vekić | 0 | 2 | | | | | | |
| | Christina Makarova | 1 | 2 | | | D Vekić | 6 | 6 | | | | | | | | | | | |
| | Nao Hibino | 6 | 1 | $6^5$ | 11 | V Bosio | 2 | 3 | | | | | | | | | | | |
| 11 | Victoria Bosio | 4 | 6 | $7^7$ | | | | | | | | | | | 6 | Y Putintseva | 6 | 4 | 2 |
| 15 | Jesika Malečková | 1 | 4 | | | | | | | | | | | | Q | N Gibbs | 1 | 6 | 6 |
| WC | Taylor Townsend | 6 | 6 | | WC | T Townsend | $7^7$ | 6 | | | | | | | | | | | |
| WC | Anne-Liz Jeukeng | $6^{10}$ | 3 | | | ME Casares | $6^3$ | 1 | | | | | | | | | | | |
| | Marie Elise Casares | $7^{12}$ | 6 | | | | | | | WC | T Townsend | 6 | 3 | 4 | | | | | |
| Q | Nicole Gibbs | 6 | 6 | | | | | | | Q | N Gibbs | 3 | 6 | 6 | | | | | |
| | Patricia Kú Flores | 1 | 1 | | Q | N Gibbs | 6 | $6^7$ | 6 | | | | | | | | | | |
| | María Paula Deheza | 0 | 1 | | 4 | E Bouchard | 0 | $7^9$ | 3 | | | | | | | | | | |
| 4 | Eugenie Bouchard | 6 | 6 | | | | | | | | | | | | | | | | |

**Section 4**

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 7 | Montserrat González | 4 | 6 | 5 | | | | | | | | | | | | |
| WC | Hayley Carter | 6 | 3 | 7 | WC | H Carter | 2 | 4 | | | | | | | | |
| WC | Hannah King | 5 | 3 | | | A Sasnovich | 6 | 6 | | | | | | | | |
| | Aliaksandra Sasnovich | 7 | 6 | | | | | | | | A Sasnovich | 0 | 1 | | | |
| Q | Başak Eraydın | 3 | 4 | | | | | | | | E Allgurin | 6 | 6 | | | |
| Q | Kimberly Yee | 6 | 6 | | Q | K Yee | $6^6$ | 0 | | | | | | | | |
| | Ellen Allgurin | $7^8$ | 6 | | | E Allgurin | $7^8$ | 6 | | | | | | | | |
| 9 | Indy de Vroome | $6^6$ | 2 | | | | | | | | | | | E Allgurin | $6^1$ | 2 |
| 14 | Jessica Pegula | 6 | 6 | | | | | | | | | | | G Min | $7^7$ | 6 |
| | Petra Rohanová | 1 | 1 | | 14 | J Pegula | 6 | 3 | $0^r$ | | | | | | | |
| | Makoto Ninomiya | $6^3$ | 5 | | Q | S-j Jang | 0 | 6 | 1 | | | | | | | |
| Q | Jang Su-jeong | $7^7$ | 7 | | | | | | | Q | S-j Jang | 4 | 3 | | | |
| Q | Valeria Patiuk | 6 | 6 | | | | | | | | G Min | 6 | 6 | | | |
| | Ganna Poznikhirenko | 4 | 3 | | Q | V Patiuk | 3 | 0 | | | | | | | | |
| | Grace Min | $7^7$ | 6 | | | G Min | 6 | 6 | | | | | | | | |
| 2 | Irina Khromacheva | $6^5$ | 4 | | | | | | | | | | | | | |
