2018 US Open – Girls' doubles
| Girls' doubles | |
|---|---|
| 2018 US Open | |
| Champions | Cori Gauff Caty McNally |
| Runners-up | Hailey Baptiste Dalayna Hewitt |
| Score | 6–3, 6–2 |
Olga Danilović and Marta Kostyuk were the defending champions, but both players chose not to participate.
Top seeds Cori Gauff and Caty McNally won the title, defeating Hailey Baptiste and Dalayna Hewitt in an all-American final, 6–3, 6–2.