# 2018 US Open – Girls' singles

Amanda Anisimova was the defending champion, but was chosen to compete in the women's singles instead as a wild card losing to Taylor Townsend in the first round.
Wang Xiyu won the title, defeating Clara Burel in the final, 7–6$^{(7–4)}$, 6–2.

## Seeds

* Cori Gauff (quarterfinals)
* Alexa Noel (second round)
* Wang Xiyu (champion)
* Camila Osorio (semifinals)
* Caty McNally (third round)
* Clara Tauson (second round)
* Eléonora Molinaro (first round)
* Leylah Annie Fernandez (quarterfinals)
* Naho Sato (quarterfinals)
* María Lourdes Carlé (first round)
* Clara Burel (final)
* Joanna Garland (first round)
* Elisabetta Cocciaretto (first round)
* Zheng Qinwen (third round)
* Katie Volynets (first round)
* Lea Ma (third 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 | Semifinals | Final | Final | Final | Final |
| 1 | Cori Gauff | 4 | 6 | 2 | | | | | | | | | |
| Q | Daria Lopatetska | 6 | 3 | 6 | | | | | | | | | |
| Q | Daria Lopatetska | 6 | 3 | 6 | Q | Daria Lopatetska | 1 | 7 | 3 | | | | |
| | | | | | 3 | Wang Xiyu | 6 | 5 | 6 | | | | |
| 3 | Wang Xiyu | 7$^7$ | 6 | | 3 | Wang Xiyu | 6 | 5 | 6 | | | | |
| 9 | Naho Sato | 6$^5$ | 2 | | | | | | | | | | |
| 9 | Naho Sato | 6$^5$ | 2 | | | | | | | 3 | Wang Xiyu | 7$^7$ | 6 |
| | | | | | | | | | | 11 | Clara Burel | 6$^4$ | 2 |
| 8 | Leylah Annie Fernandez | 6 | 3 | 2 | | | | | | | | | | 11 | Clara Burel | 6$^4$ | 2 |
| 4 | Camila Osorio | 3 | 6 | 6 | | | | | | | | | |
| 4 | Camila Osorio | 3 | 6 | 6 | 4 | Camila Osorio | 5 | 6 | 6$^3$ | | | | |
| | | | | | 11 | Clara Burel | 7 | 1 | 7$^7$ | | | | |
| 11 | Clara Burel | 6 | 6 | | 11 | Clara Burel | 7 | 1 | 7$^7$ | | | | |
| | Emma Raducanu | 2 | 0 | | | | | | | | | | |

### 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 | Quarterfinals |
| 1 | Cori Gauff | 7 | 6 | | | | | | | | | | | | | | | |
| | Lulu Sun | 5 | 3 | | 1 | C Gauff | 6 | 6 | | | | | | | | | | |
| | Ana Geller | 5 | 0$^r$ | | | SȘ Cadar | 2 | 2 | | | | | | | | | | |
| | Selma Ștefania Cadar | 7 | 2 | | | | | | | 1 | C Gauff | 6 | 6 | | | | | |
| WC | Hailey Baptiste | 6 | 7$^7$ | | | | | | | | O Selekhmeteva | 3 | 0 | | | | | |
| | Ana Makatsaria | 2 | 6$^5$ | | WC | H Baptiste | 6$^1$ | 4 | | | | | | | | | | |
| | Oksana Selekhmeteva | 7 | 6 | | | O Selekhmeteva | 7$^7$ | 6 | | | | | | | | | | |
| 13 | Elisabetta Cocciaretto | 5 | 4 | | | | | | | | | | | 1 | C Gauff | 4 | 6 | 2 |
| 12 | Joanna Garland | 5 | 6 | 2 | | | | | | | | | | Q | D Lopatetska | 6 | 3 | 6 |
| | Elizabeth Mandlik | 7 | 3 | 6 | | E Mandlik | 6 | 7$^7$ | | | | | | | | | | |
| | María Gabriela Rivera Corado | 2 | 2 | | | D Parry | 3 | 6$^1$ | | | | | | | | | | |
| | Diane Parry | 6 | 6 | | | | | | | | E Mandlik | 5 | 4 | | | | | |
| WC | Connie Ma | 5 | 0 | | | | | | | Q | D Lopatetska | 7 | 6 | | | | | |
| Q | Daria Lopatetska | 7 | 6 | | Q | D Lopatetska | 1 | 6 | 7 | | | | | | | | | |
| | Viktoryia Kanapatskaya | 0 | 4 | | 6 | C Tauson | 6 | 2 | 5 | | | | | | | | | |
| 6 | Clara Tauson | 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 | Wang Xiyu | 6 | 6 | | | | | | | | | | | | | | |
| WC | Emma Navarro | 3 | 3 | | 3 | Xiy Wang | 6 | 6 | | | | | | | | | |
| | Kamilla Rakhimova | 6 | 4 | 6 | | K Rakhimova | 3 | 3 | | | | | | | | | |
| | Peyton Stearns | 4 | 6 | 4 | | | | | | 3 | Xiy Wang | 6 | 6 | | | | |
| | Lenka Stará | 2 | 6 | 6 | | | | | | 16 | L Ma | 1 | 1 | | | | |
| | Manon Léonard | 6 | 4 | 3 | | L Stará | 5 | 0 | | | | | | | | | |
| | Francesca Curmi | 3 | 4 | | 16 | L Ma | 7 | 6 | | | | | | | | | |
| 16 | Lea Ma | 6 | 6 | | | | | | | | | | | 3 | Xiy Wang | 7$^7$ | 6 |
| 9 | Naho Sato | 6 | 6 | | | | | | | | | | | 9 | N Sato | 6$^5$ | 2 |
| | Dalayna Hewitt | 3 | 2 | | 9 | N Sato | 4 | 6 | 6 | | | | | | | | |
| | Georgia Drummy | 7 | 6 | | | G Drummy | 6 | 4 | 2 | | | | | | | | |
| Q | Anastasia Tikhonova | 5 | 4 | | | | | | | 9 | N Sato | 7 | 6 | | | | |
| Q | Emma Jackson | 6 | 6 | | | | | | | 5 | C McNally | 5 | 4 | | | | |
| | Viktoriia Dema | 3 | 3 | | Q | E Jackson | 3 | 4 | | | | | | | | | |
| | Loudmilla Bencheikh | 6 | 4 | 3 | 5 | C McNally | 6 | 6 | | | | | | | | | |
| 5 | Caty McNally | 3 | 6 | 6 | | | | | | | | | | | | | |

### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 8 | Leylah Annie Fernandez | 3 | 6 | 6 | | | | | | | | | | | | | | |
| WC | Elysia Bolton | 6 | 3 | 4 | 8 | LA Fernandez | 6 | 6 | | | | | | | | | | |
| | Mylène Halemai | 6$^3$ | 7 | 6 | | M Halemai | 2 | 2 | | | | | | | | | | |
| | Thasaporn Naklo | 7$^7$ | 5 | 6$^r$ | | | | | 8 | LA Fernandez | 6 | 7$^7$ | | | | | | |
| | Taisya Pachkaleva | 7$^7$ | 2 | 6 | | | | | | T Pachkaleva | 2 | 6$^4$ | | | | | | |
| WC | Abigail Forbes | 6$^5$ | 6 | 4 | | T Pachkaleva | 7 | 6 | | | | | | | | | | |
| | Kamilla Bartone | 6 | 6 | | | K Bartone | 5 | 2 | | | | | | | | | | |
| 10 | María Lourdes Carlé | 3 | 2 | | | | | | | | | | | 8 | LA Fernandez | 6 | 3 | 2 |
| 15 | Katie Volynets | 3 | 4 | | | | | | | | | | | 4 | C Osorio | 3 | 6 | 6 |
| Q | Daria Snigur | 6 | 6 | | Q | D Snigur | 0 | 4 | | | | | | | | | | |
| | Moyuka Uchijima | 6 | 6 | | | M Uchijima | 6 | 6 | | | | | | | | | | |
| | Mariam Dalakishvili | 4 | 1 | | | | | | | M Uchijima | 6 | 2 | 4 | | | | | |
| WC | Vanessa Ong | 1 | 3 | | | | | | 4 | C Osorio | 3 | 6 | 6 | | | | | |
| | Adrienn Nagy | 6 | 6 | | | A Nagy | 4 | 2 | | | | | | | | | | |
| | Natasha Subhash | 6$^5$ | 5 | | 4 | C Osorio | 6 | 6 | | | | | | | | | | |
| 4 | Camila Osorio | 7$^7$ | 7 | | | | | | | | | | | | | | | |

#### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 7 | Eléonora Molinaro | 3 | 3 | | | | | | | | | | | | | | | |
| Q | Himari Sato | 6 | 6 | | Q | H Sato | 4 | 3 | | | | | | | | | | |
| | Gabriella Price | 4 | 6$^3$ | | | V Apisah | 6 | 6 | | | | | | | | | | |
| | Violet Apisah | 6 | 7$^7$ | | | | | | | | V Apisah | 4 | 6 | 1 | | | | |
| WC | Salma Ewing | 5 | 2 | | | | | | | 11 | C Burel | 6 | 2 | 6 | | | | |
| Q | Mananchaya Sawangkaew | 7 | 6 | | Q | M Sawangkaew | 6 | 3 | 2 | | | | | | | | | |
| | Sada Nahimana | 2 | 4 | | 11 | C Burel | 4 | 6 | 6 | | | | | | | | | |
| 11 | Clara Burel | 6 | 6 | | | | | | | | | | | | 11 | C Burel | 6 | 6 |
| 14 | Zheng Qinwen | 7$^7$ | 6 | | | | | | | | | | | | | E Raducanu | 2 | 0 |
| WC | Fiona Crawley | 6$^4$ | 2 | | 14 | Q Zheng | 6 | 3 | 7 | | | | | | | | | |
| Q | Hurricane Tyra Black | 6 | 6 | | Q | HT Black | 4 | 6 | 5 | | | | | | | | | |
| Q | Victoria Kalaitzis | 2 | 4 | | | | | | | 14 | Q Zheng | 6$^6$ | 1 | | | | | |
| | Margaryta Bilokin | 3 | 1 | | | | | | | | E Raducanu | 7$^8$ | 6 | | | | | |
| | Emma Raducanu | 6 | 6 | | | E Raducanu | 6 | 6 | | | | | | | | | | |
| | Yasmine Mansouri | 7 | 5 | 5 | 2 | A Noel | 0 | 1 | | | | | | | | | | |
| 2 | Alexa Noel | 5 | 7 | 7 | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Cody Wong Hong-yi (qualifying competition)
* Hurricane Tyra Black (qualified)
* Mananchaya Sawangkaew (qualified)
* Stefania Rogozińska Dzik (first round)
* Daria Snigur (qualified)
* Himari Sato (qualified)
* Daria Frayman (qualifying competition)
* Daria Lopatetska (qualified)
* Anastasia Tikhonova (qualified)
* Laura Sofía Rico García (first round)
* Federica Sacco (qualifying competition)
* Kacie Harvey (first round)
* Melania Delai (first round)
* Chloe Beck (first round)
* Daniella Dimitrova (qualifying competition)
* Joanne Züger (first round)

### Qualifiers

* Emma Jackson
* Hurricane Tyra Black
* Mananchaya Sawangkaew
* Anastasia Tikhonova
* Daria Snigur
* Himari Sato
* Victoria Kalaitzis
* Daria Lopatetska

### Draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Cody Wong Hong-yi | 6 | 6 | | | | | |
| | Lisa Pigato | 3 | 4 | | | | | |
| | Lisa Pigato | 3 | 4 | | 1 | Cody Wong Hong-yi | 5 | 6$^3$ |
| | | | | | WC | Emma Jackson | 7 | 7$^7$ |
| WC | Emma Jackson | 6 | 4 | 7 | WC | Emma Jackson | 7 | 7$^7$ |
| 16 | Joanne Züger | 3 | 6 | 5 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Hurricane Tyra Black | 6 | 6 | | | | |
| | Martina Biagianti | 4 | 4 | | | | |
| | Martina Biagianti | 4 | 4 | 2 | Hurricane Tyra Black | 6 | 7 |
| | | | | 15 | Daniella Dimitrova | 1 | 5 |
| | Mana Kawamura | 2 | 2 | 15 | Daniella Dimitrova | 1 | 5 |
| 15 | Daniella Dimitrova | 6 | 6 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Mananchaya Sawangkaew | 6 | 3 | 6 | | | | |
| WC | Alexandra Yepifanova | 3 | 6 | 4 | | | | |
| WC | Alexandra Yepifanova | 3 | 6 | 4 | 3 | Mananchaya Sawangkaew | 6 | 6 |
| | | | | | 11 | Federica Sacco | 2 | 4 |
| WC | Kisa Yoshioka | 4 | 0 | | 11 | Federica Sacco | 2 | 4 |
| 11 | Federica Sacco | 6 | 6 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Stefania Rogozińska Dzik | 1 | 3 | | | | |
| | Hannah Viller Møller | 6 | 6 | | | | |
| | Hannah Viller Møller | 6 | 6 | | Hannah Viller Møller | 2 | 1 |
| | | | | 9 | Anastasia Tikhonova | 6 | 6 |
| WC | Katrina Scott | 6$^9$ | 2 | 9 | Anastasia Tikhonova | 6 | 6 |
| 9 | Anastasia Tikhonova | 7$^{11}$ | 6 | | | | |

#### Fifth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 5 | Daria Snigur | 6 | 6 | | | | |
| WC | Robin Montgomery | 3 | 3 | | | | |
| WC | Robin Montgomery | 3 | 3 | 5 | Daria Snigur | 7$^7$ | 6 |
| | | | | | Federica Rossi | 6$^2$ | 3 |
| | Federica Rossi | 6 | 6 | | Federica Rossi | 6$^2$ | 3 |
| 12 | Kacie Harvey | 3 | 3 | | | | |

#### Sixth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 6 | Himari Sato | 7 | 6 | | | | |
| WC | Reese Brantmeier | 5 | 2 | | | | |
| WC | Reese Brantmeier | 5 | 2 | 6 | Himari Sato | 7$^9$ | 7 |
| | | | | | Valentina Ivanov | 6$^7$ | 5 |
| | Valentina Ivanov | 6 | 6 | | Valentina Ivanov | 6$^7$ | 5 |
| 10 | Laura Sofía Rico García | 4 | 3 | | | | |

#### Seventh qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 7 | Daria Frayman | 6 | 4 | 6 | | | | |
| | Savannah Broadus | 0 | 6 | 4 | | | | |
| | Savannah Broadus | 0 | 6 | 4 | 7 | Daria Frayman | 4 | 6$^7$ |
| | | | | | | Victoria Kalaitzis | 6 | 7$^9$ |
| | Victoria Kalaitzis | 6 | 6 | | | Victoria Kalaitzis | 6 | 7$^9$ |
| 13 | Melania Delai | 1 | 4 | | | | | |

#### Eighth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 8 | Daria Lopatetska | 6 | 6 | | | | | |
| | Weronika Falkowska | 2 | 1 | | | | | |
| | Weronika Falkowska | 2 | 1 | 8 | Daria Lopatetska | 6 | 2 | 6 |
| | | | | | Alexandra Vagramov | 4 | 6 | 4 |
| | Alexandra Vagramov | 6 | 6 | | Alexandra Vagramov | 4 | 6 | 4 |
| 14 | Chloe Beck | 2 | 1 | | | | | |