| Champ: |  Marta Kostyuk |
| Runner: | Rebeka Masarova |
| Score: | 7–5, 1–6, 6–4 |
See main article: 2017 Australian Open.
Marta Kostyuk won the title, defeating Rebeka Masarova in the final, 7–5, 1–6, 6–4.
Vera Lapko was the defending champion, but was no longer eligible to participate in junior events. She received a wildcard into the women's singles qualifying competition, where she lost in the second round to Ons Jabeur.