# 2013 US Open – Girls' singles

Samantha Crawford was the defending champion having won the 2012 event, but chose not to compete in 2013.
Ana Konjuh won the tournament, defeating Tornado Alicia Black in the final, 3–6, 6–4, 7–6$^{(8–6)}$.

## Seeds

* Belinda Bencic (quarterfinals)
* Ana Konjuh (champion)
* Kateřina Siniaková (quarterfinals)
* Barbora Krejčíková (second round)
* Darya Kasatkina (second round)
* Taylor Townsend (withdrew)
* Antonia Lottner (semifinals)
* Elise Mertens (second round)
* Varvara Flink (first round)
* Louisa Chirico (quarterfinals)
* Mayo Hibi (semifinals)
* Camila Giangreco Campiz (third round)
* Katy Dunne (second round)
* Anhelina Kalinina (third round)
* İpek Soylu (first round)
* Hsu Ching-wen (first round)
* Nina Stojanović (first 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 | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Belinda Bencic | 4 | 2 | | | | | | | | | |
| 7 | Antonia Lottner | 6 | 6 | | | | | | | | | |
| 7 | Antonia Lottner | 6 | 6 | 7 | Antonia Lottner | 5 | 3 | | | | | |
| | | | | WC | Tornado Alicia Black | 7 | 6 | | | | | |
| WC | Tornado Alicia Black | 7$^7$ | 6 | WC | Tornado Alicia Black | 7 | 6 | | | | | |
| | Iryna Shymanovich | 6$^3$ | 4 | | | | | | | | | |
| | Iryna Shymanovich | 6$^3$ | 4 | | | | | WC | Tornado Alicia Black | 6 | 4 | 6$^6$ |
| | | | | | | | | 2 | Ana Konjuh | 3 | 6 | 7$^8$ |
| 11 | Mayo Hibi | 6 | 7 | | | | | | | | | | 2 | Ana Konjuh | 3 | 6 | 7$^8$ |
| 3 | Kateřina Siniaková | 2 | 5 | | | | | | | | | |
| 3 | Kateřina Siniaková | 2 | 5 | 11 | Mayo Hibi | 3 | 3 | | | | | |
| | | | | 2 | Ana Konjuh | 6 | 6 | | | | | |
| 10 | Louisa Chirico | 3 | 2 | 2 | Ana Konjuh | 6 | 6 | | | | | |
| 2 | Ana Konjuh | 6 | 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 | Belinda Bencic | 6 | 6 | | | | | | | | | | | | | | |
| Q | Raveena Kingsley | 2 | 4 | | 1 | B Bencic | 6 | 6 | | | | | | | | | |
| | Sandra Samir | 7$^7$ | 3 | 6 | | S Samir | 2 | 2 | | | | | | | | | |
| Q | Naiktha Bains | 6$^1$ | 6 | 4 | | | | | | 1 | B Bencic | 6 | 7 | | | | |
| | Kristína Schmiedlová | 5 | 7 | 6$^2$ | | | | | | 14 | A Kalinina | 2 | 5 | | | | |
| WC | Brooke Austin | 7 | 5 | 7$^7$ | WC | B Austin | 1 | 6 | 3 | | | | | | | | |
| | Marie Bouzková | 2 | 4 | | 14 | A Kalinina | 6 | 4 | 6 | | | | | | | | |
| 14 | Anhelina Kalinina | 6 | 6 | | | | | | | | | | | 1 | B Bencic | 4 | 2 |
| 12 | Camila Giangreco Campiz | 6 | 4 | 6 | | | | | | | | | | 7 | A Lottner | 6 | 6 |
| | Johnnise Renaud | 4 | 6 | 4 | 12 | C Giangreco Campiz | 6 | 6 | | | | | | | | | |
| | Veronika Kudermetova | 3 | 3 | | Q | Z Sun | 4 | 4 | | | | | | | | | |
| Q | Sun Ziyue | 6 | 6 | | | | | | | 12 | C Giangreco Campiz | 6$^6$ | 5 | | | | |
| WC | Katerina Stewart | 6 | 6 | | | | | | | 7 | A Lottner | 7$^8$ | 7 | | | | |
| | Ayaka Okuno | 1 | 3 | | WC | K Stewart | 3 | 4 | | | | | | | | | |
| | Margot Yerolymos | 6$^4$ | 1 | | 7 | A Lottner | 6 | 6 | | | | | | | | | |
| 7 | Antonia Lottner | 7$^7$ | 6 | | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 4 | Barbora Krejčíková | 6 | 6 | | | | | | | | | | | | | |
| | Hikari Yamamoto | 3 | 2 | | 4 | B Krejčíková | 5 | 5 | | | | | | | | |
| WC | Tornado Alicia Black | 6 | 6 | | WC | TA Black | 7 | 7 | | | | | | | | |
| LL | Beatrice Lombardo | 0 | 1 | | | | | | WC | TA Black | 6 | 6 | | | | |
| Q | Jasmine Paolini | 6 | 3 | 6 | | | | | Q | J Paolini | 3 | 3 | | | | |
| | Victoria Rodríguez | 0 | 6 | 3 | Q | J Paolini | 6 | 7$^8$ | | | | | | | | |
| WC | Chloe Michele Ouelette-Pizer | 3 | 1 | | 13 | K Dunne | 4 | 6$^6$ | | | | | | | | |
| 13 | Katy Dunne | 6 | 6 | | | | | | | | | | WC | TA Black | 7$^7$ | 6 |
| 9 | Varvara Flink | 3 | 3 | | | | | | | | | | | I Shymanovich | 6$^3$ | 4 |
| | Iryna Shymanovich | 6 | 6 | | | I Shymanovich | 6 | 6 | | | | | | | | |
| Q | Szabina Szlavikovics | 0 | 4 | | WC | P Porter | 3 | 2 | | | | | | | | |
| WC | Peggy Porter | 6 | 6 | | | | | | | I Shymanovich | 6 | 6 | | | | |
| | Jana Fett | 3 | 1 | | | | | | | S Sorribes Tormo | 1 | 2 | | | | |
| | Sara Sorribes Tormo | 6 | 6 | | | S Sorribes Tormo | 6 | 6 | | | | | | | | |
| | Françoise Abanda | 2 | 7$^7$ | 6 | | F Abanda | 3 | 3 | | | | | | | | |
| 17 | Nina Stojanović | 6 | 6$^5$ | 0 | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 8 | Elise Mertens | 6 | 6 | | | | | | | | | | | | | |
| | Alina Silich | 2 | 3 | | 8 | E Mertens | 3 | 2 | | | | | | | | |
| Q | Usue Maitane Arconada | 1 | 2 | | | K Boulter | 6 | 6 | | | | | | | | |
| | Katie Boulter | 6 | 6 | | | | | | | K Boulter | 1 | 0 | | | | |
| | Jamie Loeb | 6 | 4 | 1 | | | | | 11 | M Hibi | 6 | 6 | | | | |
| | Ivana Jorović | 4 | 6 | 6 | | I Jorović | 1 | 4 | | | | | | | | |
| | Sara Tomic | 1 | 3 | | 11 | M Hibi | 6 | 6 | | | | | | | | |
| 11 | Mayo Hibi | 6 | 6 | | | | | | | | | | 11 | M Hibi | 6 | 7 |
| 15 | İpek Soylu | 6 | 6$^3$ | 2 | | | | | | | | | 3 | K Siniaková | 2 | 5 |
| | Christina Makarova | 2 | 7$^7$ | 6 | | C Makarova | 6$^6$ | 0$^r$ | | | | | | | | |
| | Alice Matteucci | 4 | 2 | | | M Marfutina | 7$^8$ | 3 | | | | | | | | |
| | Maria Marfutina | 6 | 6 | | | | | | | M Marfutina | 1 | 2 | | | | |
| | Kamonwan Buayam | 1 | 5 | | | | | | 3 | K Siniaková | 6 | 6 | | | | |
| Q | Claire Liu | 6 | 7 | | Q | C Liu | 2 | 3 | | | | | | | | |
| | Alejandra Cisneros | 6$^1$ | 3 | | 3 | K Siniaková | 6 | 6 | | | | | | | | |
| 3 | Kateřina Siniaková | 7$^7$ | 6 | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 5 | Darya Kasatkina | 6 | 6 | | | | | | | | | | | | | | |
| Q | Cassandra Vázquez | 4 | 1 | | 5 | D Kasatkina | 4 | 3 | | | | | | | | | |
| | Katherine Ip | 3 | 2 | | WC | M Gordon | 6 | 6 | | | | | | | | | |
| WC | Michaela Gordon | 6 | 6 | | | | | | WC | M Gordon | 7$^7$ | 5 | 2 | | | | |
| | Viktoriya Lushkova | 6 | 6 | | | | | | 10 | L Chirico | 6$^2$ | 7 | 6 | | | | |
| | Carolina Alves | 4 | 1 | | | V Lushkova | 3 | 4 | | | | | | | | | |
| | Harriet Dart | 1 | 3 | | 10 | L Chirico | 6 | 6 | | | | | | | | | |
| 10 | Louisa Chirico | 6 | 6 | | | | | | | | | | | 10 | L Chirico | 3 | 2 |
| 16 | Hsu Ching-wen | 0 | 1 | | | | | | | | | | | 2 | A Konjuh | 6 | 6 |
| | Ioana Ducu | 6 | 6 | | | I Ducu | 2 | 2 | | | | | | | | | |
| | Xu Shilin | 5 | 7$^7$ | 0 | WC | C Bellis | 6 | 6 | | | | | | | | | |
| WC | CiCi Bellis | 7 | 6$^2$ | 6 | | | | | WC | C Bellis | 3 | 3 | | | | | |
| | Fiona Ferro | 7 | 6$^6$ | 2 | | | | | 2 | A Konjuh | 6 | 6 | | | | | |
| WC | Kaitlyn McCarthy | 5 | 7$^8$ | 6 | WC | K McCarthy | 3 | 5 | | | | | | | | | |
| | Jeļena Ostapenko | 7 | 4 | 4 | 2 | A Konjuh | 6 | 7 | | | | | | | | | |
| 2 | Ana Konjuh | 5 | 6 | 6 | | | | | | | | | | | | | |