2019 Australian Open – Wheelchair women's singles
| Wheelchair women's singles | |
|---|---|
| 2019 Australian Open | |
| Champion | Diede de Groot |
| Runner-up | Yui Kamiji |
| Score | 6–0, 6–2 |
Defending champion Diede de Groot defeated Yui Kamiji in the final, 6–0, 6–2 to win the women's singles wheelchair tennis title at the 2019 Australian Open. It was her third step towards a non-calendar-year Grand Slam.