| Champ: |  Whitney Osuigwe |
| Runner: | Claire Liu |
| Score: | 6–4, 6–7(5–7), 6–3 |
| Before Name: | French Open – Girls' singles |
See main article: 2017 French Open.
Rebeka Masarova was the defending champion, but chose not to participate.
Whitney Osuigwe won the title, defeating Claire Liu in the final, 6–4, 6–7(5–7), 6–3. Osuigwe became the first American to win the girls' singles title since Jennifer Capriati in 1989.